COMPREHENSIVE REGIONAL GI MOTILITY & NEUROGASTROENTEROLOGY DIRECTORY

(Maryland, DC, Northern Virginia, South-Central Pennsylvania & West Virginia)

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REGION 1: BALTIMORE METRO (CENTRAL / DOWNTOWN / NORTH)

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1. MERCY MEDICAL CENTER (THE CENTER FOR NEUROGASTROENTEROLOGY & GI MOTILITY)

• Program URL:

  https://mdmercy.com/find-a-doctor/bryan-curtin-md

• Core Specialists:

  - Bryan Curtin, MD (Director, The Center for Neurogastroenterology & GI Motility)

  - Patrick Hyatt, MD (Director, The Center for Heartburn and Reflux Disease)

  - Anthony Rosario, PA-C (Neurogastroenterology & Motility Physician Assistant)

• Central Scheduling / Practice Phone:

  (410) 332-9356 | Requisition Fax: (410) 783-5884

• Testing & Clinical Locations:

  - The Bunting Center / McAuley Plaza: 345 St. Paul Place, Baltimore, MD 21202

  - Mercy Personal Physicians at Columbia: 10700 Charter Drive, Columbia, MD 21044

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour Ambulatory pH/Impedance Catheter Studies

  - Bravo Wireless pH Monitoring

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Anorectal Biofeedback Retraining

  - Hydrogen/Methane Breath Testing (SIBO, Fructose, Lactose)

• Referral & Access Guidance:

  - Patient Intake Status: Actively accepting new outpatient clinical consultations and referrals.

  - Procedure-Only Workflow: Send requisitions marked "PROCEDURE ONLY: TEST AND REPORT" with clinical indication directly to Fax: (410) 783-5884. Specify study type to bypass new patient clinical intake and route straight to the GI physiology lab.

2. UNIVERSITY OF MARYLAND MEDICAL SYSTEM (UMMC DOWNTOWN & MIDTOWN)

• Program URL:

  https://www.umms.org/midtown/health-services/digestive-health/specialists

• Core Specialists:

  - Guofeng Xie, MBBS, PhD (Director of GI Motility Program)

  - Ekta Gupta, MBBS (Endoscopy & Motility Focus)

• Central Scheduling / Referrals Phone:

  (410) 328-5780 or (443) 552-2539 | Fax: (410) 328-8315

• Testing Locations:

  - UMMC Downtown Campus: 22 S. Greene Street, Baltimore, MD 21201

  - UMMC Midtown Campus: 827 Linden Ave, Baltimore, MD 21201

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM) with Impedance

  - 24-Hour Ambulatory pH/Impedance

  - Bravo Wireless pH Monitoring

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy (via Nuclear Medicine)

• Referral & Access Guidance:

  - Patient Intake Status: Actively accepting outside physician referrals for clinical neurogastroenterology evaluation.

  - Procedure-Only Workflow: Route orders via Fax: (410) 328-8315 marked "GI MOTILITY LAB ORDER ONLY - ATTN: DR. GUOFENG XIE / MOTILITY SUITE". Clearly indicate "Diagnostic Study Only; No Clinic Consult Required" to avoid triage into general academic wait queues.

3. JOHNS HOPKINS MEDICINE (GI MOTILITY & NEUROGASTROENTEROLOGY)

• Program URL:

  https://www.hopkinsmedicine.org/gastroenterology-hepatology/specialty-centers/motility-neurogastroenterology

• Core Specialists:

  - Tsion Abdi, MD, MPH (Program Director, GI Motility & Fellowship)

  - Robert Bulat, MD, PhD, MSc (Clinical Director, Neurogastroenterology)

  - Olaya Brewer Gutierrez, MBBS (Regional Director)

  - Monik Lammi, MD

  - Zara Manuelyan, MD

  - Valerie Owen, MSN, CRNP

  - Monica Riegert, DNP, CRNP

• Central Scheduling / Referrals Phone:

  (410) 933-7495

• Testing Locations:

  - Johns Hopkins Bayview Medical Center: 4940 Eastern Ave, AA Bldg, 3rd Fl, Baltimore, MD 21224

  - The Johns Hopkins Hospital: 1800 Orleans St, Baltimore, MD 21287

  - Green Spring Station: 10755 Falls Rd, Pavilion II/III, Lutherville, MD 21093

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour Ambulatory pH/Impedance

  - Bravo Wireless pH Monitoring

  - EndoFLIP (via EGD)

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Anorectal Biofeedback Retraining

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

  - Colonic Transit (Sitz Marker) Radiography

• Referral & Access Guidance:

  - Patient Intake Status: Outpatient Motility Clinic is FROZEN / Not accepting new clinical consultations.

  - Procedure-Only Workflow: Route orders using central GI line (410) 933-7495 specifically directing paperwork to the "Bayview GI Physiology Lab" or "Green Spring Pavilion II/III Endoscopy Center." Specify "DIAGNOSTIC TEST ONLY - REPORT BACK TO OUTSIDE PROVIDER" to prevent intake staff from filtering requisitions into the paused clinical consult queue.

4. LIFEBRIDGE HEALTH (SINAI HOSPITAL OF BALTIMORE)

• Program URL:

  https://www.lifebridgehealth.org/treatments/gastroenterology-procedures

• Core Specialists:

  - John Rabine, MD (Director, GI Motility & Physiology)

• Scheduling & Provider Lines:

  (410) 601-5392 | Hospital Operator: (410) 601-9000

• Testing Location:

  - Sinai Hospital of Baltimore: 2411 W. Belvedere Ave, Suites 305/308, Baltimore, MD 21215

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour pH/Impedance Monitoring

  - Bravo Wireless pH Monitoring

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Actively accepting new patients for outpatient GI and motility consultations.

  - Procedure-Only Workflow: Submit orders to the Sinai Endoscopy/Physiology Suite scheduling desk. Label requisition "OUTSIDE PROCEDURE ORDER: ESOPHAGEAL PHYSIOLOGY LAB" to schedule the test without requiring an initial clinic appointment with a LifeBridge provider.

5. VA MARYLAND HEALTH CARE SYSTEM (BALTIMORE VAMC)

• Program URL:

  https://www.va.gov/maryland-health-care/locations/baltimore-va-medical-center/

• Eligibility / Clinical Leadership:

  - Enrolled Veterans Only (Academic Affiliate: University of Maryland GI)

• GI Scheduling & Clinic Phone:

  (410) 605-7000 (Ext. 54400)

• Testing Location:

  - Baltimore VA Medical Center: 10 N. Greene Street, Baltimore, MD 21201

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour Ambulatory pH/Impedance

  - Bravo Wireless pH Monitoring

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Open to all VA-enrolled veterans via internal VA CPRS consult or VA Community Care network referrals.

  - Procedure-Only Workflow: Non-VA community clinicians must submit documentation via the VA Community Care Network (CCN) office, requesting "Diagnostic GI Physiology Testing Only" at the Baltimore VAMC GI Lab.

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REGION 2: HOWARD COUNTY & ANNE ARUNDEL CORRIDOR

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1. MARYLAND DIGESTIVE DISEASE CENTER (MDDC)

• Program URL:

  https://www.marylanddigestive.com

• Clinical Leadership:

  - MDDC Digestive Disease & Endoscopy Clinical Staff

• Central Scheduling Phone:

  (301) 498-5500

• Testing Locations:

  - Columbia: 8824 Twin Knolls Rd, Columbia, MD 21045

  - Laurel: 7350 Van Dusen Rd, Suite 410, Laurel, MD 20707

• Orderable Studies:

  - Esophageal Manometry

  - 24-Hour Catheter pH Monitoring

  - Bravo Wireless pH Monitoring

  - Anorectal Manometry (ARM)

• Referral & Access Guidance:

  - Patient Intake Status: Open and actively scheduling general GI and motility patient evaluations.

  - Procedure-Only Workflow: Contact central scheduling at (301) 498-5500 and request the direct procedural requisition form for outpatient manometry. Mark clearly as "Testing & Interpretation Only."

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REGION 3: MONTGOMERY COUNTY, PG COUNTY & GREATER DC METRO

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1. MEDSTAR HEALTH (GEORGETOWN UNIVERSITY HOSPITAL & BALTIMORE SATELLITES)

• Program URL:

  https://www.medstarhealth.org/services/gastroenterology

• Core Specialists:

  - Angelica Nocerino, MD (Neurogastroenterology & Motility Specialist, Georgetown)

  - Walid Chalhoub, MD (Advanced Endoscopy & Motility, Georgetown)

  - Ripple Mehta, MD (GI Motility Focus, Southern MD / St. Mary's)

• Central Scheduling / Referrals Phone:

  (202) 444-3700 (Georgetown) | (443) 782-7640 (Baltimore Metro Line)

• Testing Locations:

  - MedStar Georgetown University Hospital: 3800 Reservoir Rd NW, Main Bldg 2nd Fl, Washington, DC 20007

  - MedStar Franklin Square / Good Samaritan Hubs: Baltimore, MD

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour pH/Impedance Monitoring

  - Bravo Wireless pH Monitoring

  - EndoFLIP

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Pelvic Floor Biofeedback Retraining

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Open for clinical motility consults and regional referrals.

  - Procedure-Only Workflow: Route physician requisitions to the MedStar Georgetown GI Physiology Lab coordinator. Specify "DIAGNOSTIC MOTILITY STUDY ONLY" to avoid scheduling an unnecessary outpatient consult visit prior to testing.

2. CAPITAL DIGESTIVE CARE (REGIONAL OUTPATIENT PHYSIOLOGY LABS)

• Program URL:

  https://www.capitaldigestivecare.com/services/esophageal-testing/

• Core Specialists:

  - M. Aamir Ali, MD (Motility Specialist)

  - Zilla Hussain, MD (Esophageal & Motility Specialist)

• Central Scheduling / Referrals Phone:

  (301) 340-8060

• Testing Locations:

  - Silver Spring: 10735 Columbia Pike, Suite 102, Silver Spring, MD 20901

  - Bethesda: 8600 Old Georgetown Rd, Bethesda, MD 20814

  - Rockville: 9711 Medical Center Dr, Suite 308, Rockville, MD 20850

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour pH/Impedance Monitoring

  - Bravo 48-to-96 Hour Wireless pH Monitoring

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

• Referral & Access Guidance:

  - Patient Intake Status: Actively accepting new outpatient clinical consults.

  - Procedure-Only Workflow: Download or request the Capital Digestive Care Procedure Requisition form. Check the designated diagnostic motility tests and fax to central scheduling at (301) 340-8060 marked "OUTSIDE REFERRAL - PHYSIOLOGY LAB DIRECT SCHEDULING."

3. SIBLEY MEMORIAL HOSPITAL (JOHNS HOPKINS MEDICINE - DC CAMPUS)

• Program URL:

  https://www.hopkinsmedicine.org/gastroenterology-hepatology/locations

• Regional Motility Director:

  - Olaya Brewer Gutierrez, MBBS

• Scheduling & Referrals Phone:

  (202) 660-5555

• Testing Location:

  - Sibley Outpatient Endoscopy: 5215 Loughboro Rd NW, Washington, DC 20016

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - Bravo Wireless pH Monitoring

  - 24-Hour pH/Impedance Monitoring

• Referral & Access Guidance:

  - Patient Intake Status: Clinical consult queues managed locally; check with Sibley GI for current wait times.

  - Procedure-Only Workflow: Fax requisitions specifically to Sibley Endoscopy Services with orders designating "Diagnostic Esophageal Testing - Report Back to Outside Provider."

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REGION 4: MARYLAND EASTERN SHORE

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1. TIDALHEALTH (PENINSULA REGIONAL ENDOSCOPY & GI)

• Program URL:

  https://www.tidalhealth.org/find-care/specialties/gastroenterology-hepatology

• Clinical Leadership:

  - TidalHealth Gastroenterology Clinical Team

• Central Scheduling Phone:

  (410) 912-5630 | Hospital Operator: (410) 546-6400

• Testing Location:

  - TidalHealth Peninsula Regional: 100 E. Carroll St, Salisbury, MD 21801

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - Bravo Wireless pH Monitoring

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Open for new outpatient clinical consults across the Eastern Shore.

  - Procedure-Only Workflow: Direct orders to the TidalHealth Endoscopy Lab at Peninsula Regional. State "PROCEDURE ONLY: ESOPHAGEAL MANOMETRY/BRAVO" on the faxed requisition to prevent redirection into a general practice clinical waitlist.

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REGION 5: NORTHERN VIRGINIA (CLOSEST TO DC/MD)

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1. INOVA HEALTH SYSTEM (INOVA FAIRFAX MEDICAL CAMPUS)

• Program URL:

  https://www.inova.org/our-services/inova-gastroenterology/locations

• Core Specialists:

  - Inova Advanced GI & Esophageal Specialists (Fairfax Campus)

• Central Scheduling / Referrals Phone:

  (844) 466-8244 | Endoscopy Unit Phone: (703) 776-3544

• Testing Location:

  - Inova Fairfax Medical Campus (Professional Services Bldg, 5th Fl): 3300 Gallows Rd, Falls Church, VA 22042

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour Ambulatory pH/Impedance

  - Bravo Wireless pH Monitoring

  - EndoFLIP

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Open and actively seeing new patients for outpatient gastroenterology evaluations.

  - Procedure-Only Workflow: Fax orders directly to the Inova Fairfax Hospital Endoscopy/Physiology Suite (703-776-3544). Label requisition clearly as "TESTING ONLY - NO CLINICAL VISIT REQUESTED."

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REGION 6: SOUTH-CENTRAL PENNSYLVANIA (CLOSEST TO MD BORDER)

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1. UPMC NEUROGASTROENTEROLOGY AND MOTILITY CENTER (CENTRAL PA / YORK & HARRISBURG)

• Program URL:

  https://www.upmc.com/services/digestive-disorders-center/services/neurogastro-motility

• Core Specialists:

  - UPMC Regional Neurogastroenterology & Motility Faculty

• Central Scheduling / Referrals Phone:

  (717) 231-8636 or (855) 944-4362

• Testing Locations:

  - UPMC Memorial: 1701 Innovation Dr, York, PA 17408

  - UPMC Harrisburg / Community Osteopathic: 4300 Londonderry Rd, Harrisburg, PA 17109

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour pH/Impedance Monitoring

  - Bravo Wireless pH Monitoring

  - EndoFLIP

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Actively accepting new patients from Southern PA and Northern Maryland (Carroll, Baltimore, Harford counties).

  - Procedure-Only Workflow: Transmit referral documents specifying "UPMC GI Motility Lab Diagnostic Study Only" to the central triage coordinator to bypass outpatient new-patient clinic appointments.

2. PENN MEDICINE (PHILADELPHIA / LANCASTER REGION)

• Program URL:

  https://www.pennmedicine.org/treatments/esophageal-manometry

• Core Specialists:

  - Nitin K. Ahuja, MD, MS (Director, Program in Neurogastroenterology and Motility)

  - Immanuel K. Ho, MD (GI Motility Specialist)

• Scheduling & Provider Referral Line:

  (215) 349-8222 or (800) 789-7366

• Testing Locations:

  - Perelman Center for Advanced Medicine: 3400 Civic Center Blvd, South Pavilion 4th Fl, Philadelphia, PA 19104

  - Penn Medicine Lancaster General Health: 555 N. Duke St, Lancaster, PA 17602

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour pH/Impedance Monitoring

  - Bravo Wireless pH Monitoring

  - EndoFLIP

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

  - Radiopaque Colonic Transit Studies (Sitz Marker)

• Referral & Access Guidance:

  - Patient Intake Status: Open for complex tertiary neurogastroenterology consults and national referrals.

  - Procedure-Only Workflow: Coordinate directly with the Penn GI Physiology Lab intake coordinator. Requisitions must state "Diagnostic Motility Procedure - Test & Interpret Only" with returning physician's fax number clearly identified.

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REGION 7: WEST VIRGINIA (CLOSEST TO WESTERN MD)

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1. WVU MEDICINE (J.W. RUBY MEMORIAL HOSPITAL / MORGANTOWN)

• Program URL:

  https://wvumedicine.org/ruby-memorial-hospital/services/gastroenterology/

• Core Specialists:

  - WVU Medicine Digestive Diseases Clinical Faculty

• Scheduling & Referrals Phone:

  (855) 988-2273 | GI Clinic Line: (304) 598-4000

• Testing Location:

  - J.W. Ruby Memorial Hospital: 1 Medical Center Dr, Morgantown, WV 26506

• Orderable Studies:

  - High-Resolution Esophageal Manometry (HRM)

  - 24-Hour Ambulatory pH/Impedance

  - Bravo Wireless pH Monitoring

  - High-Resolution Anorectal Manometry (ARM)

  - Balloon Expulsion Testing (BET)

  - Solid-Phase 4-Hour Gastric Emptying Scintigraphy

• Referral & Access Guidance:

  - Patient Intake Status: Open to regional referrals from West Virginia, Western Maryland (Allegany/Garrett counties), and Western Pennsylvania.

  - Procedure-Only Workflow: Send procedure requisitions directly to the Ruby Memorial Endoscopy & Motility Lab marked "PROCEDURE ONLY: TEST AND REPORT BACK TO REFERRING CLINICIAN."

Specialists for Upper esophageal, belching, burping, (R-CPD)

Johns Hopkins

 Lee Akst, MD, Johns Hopkins Voice Center: https://doximity.com/profiles/aac1181c-7242-46b8-b2a7-9729ada72211 

Simon Best, MD – Associate Professor, Laryngology & Voice Disorders  https://doximity.com/profiles/51050f32-3c82-45cc-8d7c-e2973c6251e5

Alexander Hillel, MD – Assistant Professor with laryngology focus  https://doximity.com/profiles/57dd9b0e-19a8-475e-a3c0-b6f1228eb074

Specialists for MCAS, Food Allergies, Histamine Disorders.

Maryland providers who may evaluate and manage suspected Mast Cell Activation Syndrome (MCAS)

MCAS evaluation is typically led by Allergy/Immunology; hematology may be involved when clonal mast-cell disease or mastocytosis is suspected. Confirm current referral requirements, network participation, clinician availability, and fax numbers directly with each location.

Johns Hopkins Asthma & Allergy Center — Baltimore, Maryland

Sarbjit S. Saini, MD — Allergy/Immunology physician with expertise in urticaria, allergic disease, and mast-cell–mediated disorders; appropriate for assessment of suspected MCAS and related allergic/mast-cell conditions.

Department: Division of Allergy and Clinical Immunology

Specialty: Allergy and Immunology

Telephone: 410-550-2300

Fax Number: 410-550-2063

Street Address: 5501 Hopkins Bayview Circle, Baltimore, MD 21224

URL: https://www.hopkinsmedicine.org/allergy

University of Maryland Medical Center — Baltimore, Maryland

Paula Busse, MD — Allergy/Immunology physician; suitable for evaluation of recurrent multisystem allergic-type reactions, chronic urticaria/angioedema, anaphylaxis, and possible mast-cell activation disorders.

Department: Allergy and Immunology

Specialty: Allergy and Immunology

Telephone: 410-328-5887

Fax Number: Confirm directly with the referral office.

Street Address: 419 W. Redwood Street, Suite 500, Baltimore, MD 21201

URL: https://www.umms.org/ummc/health-services/allergy-immunology

Allergy & Asthma Center of Central Maryland — Columbia, Maryland

Daniel M. Ein, MD — Allergy/Immunology physician; appropriate community-based option for assessment of allergic triggers, recurrent flushing/urticaria/angioedema, idiopathic anaphylaxis, and suspected MCAS.

Department: Allergy and Immunology

Specialty: Allergy and Immunology

Telephone: 410-992-7900

Fax Number: Confirm directly with the referral office.

Street Address: 10910 Little Patuxent Parkway, Suite 200, Columbia, MD 21044

URL: https://www.allergyasthmamaryland.com/

Vagus nerve focused cognitive behavioral therapy for IBS, Functional Dyspepsia, Visceral Hypersensitivity and more. 

Evergreen Health

GI psychology 

Nerva 

GBMC

ANAL BOTOX and STIMULATORS FOR FECAL INCONTINENCE

 https://www.gbmc.org/services/colon-and-rectal-surgery
https://www.axonics.com/content/bowel/fi-iframe.html?cta_text=TEXT&cta_url=URL

EASTERN SHORE

(MEDICAID, PRIORITY PARTNERS)

Michelle Dix, RD

DIETITIAN, REGISTERED

Accepting New Patients

MedStar Health Weight Management LLC

200 E Vine St Ste B Salisbury, MD 21804

0.17 mi • Get Directions

In-Network • Priority Partners

Phone: 443-513-2753

Kathleen T Dorsch, RD

DIETITIAN, REGISTERED

Accepting New Patients

Atlantic General Health System

9707 Healthway Dr Berlin, MD 21811

21.13 mi • Get Directions

In-Network • Priority Partners

Phone: 410-629-6888

Kathleen T Dorsch, RD

DIETITIAN, REGISTERED

Accepting New Patients

Atlantic General Health System

10231 Old Ocean City Blvd Ste 210 Berlin, MD 21811

21.21 mi • Get Directions

In-Network • Priority Partners

Phone: 410-641-9482

Amy M Gehrig, RD

DIETITIAN, REGISTERED

Accepting New Patients

Atlantic General Surgical And Bariatric Associates

10231 Old Ocean City Blvd Ste 207 Berlin, MD 21811

21.21 mi • Get Directions

In-Network • Priority Partners

Phone: 410-641-9568

Amanda G Buckley, RD

DIETITIAN, REGISTERED

Accepting New Patients

THSC Bariatrics Berlin

10231 Old Ocean City Bvd Ste 207 Berlin, MD 21811

21.21 mi • Get Directions

In-Network • Priority Partners

Phone: 410-641-9568