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Gastroenterology Doctors Who Perform the Procedure You Need—and Take Your Insurance.

Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385), upper GI endoscopy / EGD for GERD & Barrett’s (CPT 43239), and FibroScan liver elastography (CPT 91200). Filter by your insurance carrier, state, or procedure below.

4. Complete Physician Directory

All Gastroenterology Physicians (3,529)

Page 9 of 99

Dr. Sanjay Verma, MD

Avondale, AZ 85392

★★★★★ 4.8 (26)
29th AZ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (852 CMS services/yr).

✓ Accepts Aetna ~$207 Cash

Dr. Jason Gonzaga, MD

Madison, WI 53715

★★★★★ 4.8 (26)
50th WI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (844 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. David Scheider, MD

Lone Tree, CO 80124

★★★★★ 4.8 (26)
91st CO Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (8,468 CMS services/yr).

✓ Accepts Aetna ~$211 Cash

Dr. Edward Yousif, MD

Farmington Hills, MI 48334

★★★★★ 4.8 (26)
77th MI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,930 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
★★★★★ 4.8 (26)
38th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,122 CMS services/yr).

✓ Accepts Aetna ~$216 Cash

Dr. Ronald Pruitt, MD

Nashville, TN 37205

★★★★★ 4.8 (26)
44th TN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,245 CMS services/yr).

✓ Accepts Aetna ~$202 Cash

Dr. Vikas Khullar, MD

Green Bay, WI 54303

★★★★★ 4.8 (26)
83rd WI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (526 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Andrew Pearson, MD

Myrtle Beach, SC 29572

★★★★★ 4.7 (25)
66th SC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,799 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Praveena Velamati, MD

Annapolis, MD 21401

★★★★★ 4.7 (25)
89th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (7,117 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Richard Caruso, MD

Lewes, DE 19958

★★★★★ 4.7 (25)
36th DE Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,341 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Jack Ramage, MD

Wilmington, NC 28401

★★★★★ 4.7 (25)
91st NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (13,343 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Varun Patel, MD

Crystal River, FL 34429

★★★★★ 4.7 (25)
79th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,432 CMS services/yr).

✓ Accepts Aetna ~$216 Cash

Dr. Richard Troum, DO

Cape May Court House, NJ 08210

★★★★★ 4.7 (25)
52nd NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,365 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Christopher Fernandez, MD

Cape Coral, FL 33990

★★★★★ 4.7 (25)
52nd FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,425 CMS services/yr).

✓ Accepts Aetna ~$216 Cash

Dr. Paul Weissblatt, MD

Brooklyn, NY 11215

★★★★★ 4.7 (25)
51st NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,211 CMS services/yr).

✓ Accepts Aetna ~$232 Cash

Dr. Rupal Kothari, DO

Malvern, PA 19355

★★★★★ 4.7 (25)
95th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (12,342 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
★★★★★ 4.7 (25)
49th IN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,269 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Febin John, MD

Tulsa, OK 74136

★★★★★ 4.7 (25)
56th OK Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,787 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
★★★★★ 4.7 (25)
50th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,607 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Kwok Leung Chung, MD

Monterey Park, CA 91754

★★★★★ 4.7 (25)
47th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,166 CMS services/yr).

✓ Accepts Aetna ~$239 Cash

Dr. Lionel D'souza, MD

East Setauket, NY 11733

★★★★★ 4.7 (25)
49th NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,175 CMS services/yr).

✓ Accepts Aetna ~$232 Cash

Dr. Paul Feldman, MD

Fort Lauderdale, FL 33308

★★★★★ 4.7 (25)
32nd FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,046 CMS services/yr).

✓ Accepts Aetna ~$216 Cash

Dr. Johanna Chan, MD

Houston, TX 77030

★★★★★ 4.7 (25)
6th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (681 CMS services/yr).

✓ Accepts Aetna ~$212 Cash

Dr. Thomas Wagner, MD

Milwaukee, WI 53226

★★★★★ 4.7 (25)
56th WI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (891 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Firmin Ho, MD

Monterey Park, CA 91754

★★★★★ 4.7 (25)
63rd CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,429 CMS services/yr).

✓ Accepts Aetna ~$239 Cash

Dr. Robert Durnford, MD

Spokane, WA 99204

★★★★★ 4.7 (25)
90th WA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (7,762 CMS services/yr).

✓ Accepts Aetna ~$222 Cash

Dr. April Tignor, MD

Columbia, MD 21045

★★★★★ 4.7 (25)
82nd MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (577 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Joseph Bresnahan, MD

Riverside, IL 60546

★★★★★ 4.7 (25)
11th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (742 CMS services/yr).

✓ Accepts Aetna ~$218 Cash

Dr. Waseem Aziz, MD

Fairfax, VA 22033

★★★★★ 4.7 (25)
1st VA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (646 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Sangeeta Gulati, MD

Knoxville, TN 37920

★★★★★ 4.7 (25)
92nd TN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (622 CMS services/yr).

✓ Accepts Aetna ~$201 Cash
★★★★★ 4.7 (25)
26th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (912 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Ali Nawras, MD

Toledo, OH 43614

★★★★★ 4.7 (25)
18th OH Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (741 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. Marcia Mitre, MD

Pittsburgh, PA 15212

★★★★★ 4.7 (25)
72nd PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (480 CMS services/yr).

✓ Accepts Aetna ~$209 Cash

Dr. D Kumpuris, MD

Little Rock, AR 72205

★★★★★ 4.7 (25)
48th AR Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (433 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
★★★★★ 4.7 (25)
32nd CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (942 CMS services/yr).

✓ Accepts Aetna ~$239 Cash

Dr. Benjamin Lloyd, MD

Durham, NC 27705

★★★★★ 4.7 (25)
58th NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (399 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Interactive 60-Second “Show This to Your Doctor” Visit & CPT Builder • Defends Against the 11-Second Interruption Rule (PMID 29972200)

Walk Into Your 15-Minute Appointment With Exact Labs, CPT Codes & Opening Words

Clinicians interrupt patients after a median of 11 seconds (J Gen Intern Med, PMID 29972200). Select your appointment reason below to generate your 1-page script:

15-Minute Exam-Room Agenda • High-Volume Endocrinology

Hypothyroidism, Subclinical TSH Drift (2.5–8.0 mIU/L) or Thyroid Nodule

1. Your 10-Second Opening Script (Read Verbatim Before the 11-Second Interruption)

"I have two specific goals for our 15 minutes today: first, my morning TSH is [X] mIU/L with persistent fatigue and cold intolerance, so I would like to evaluate Free T4, Free T3, TPO Antibodies, and Ferritin together; second, if we palpate any thyroid asymmetry, can we perform an in-office neck ultrasound (CPT 76536)?"

2. In-Office Medicare CPT Procedures to Verify Before Booking
CPT 76536 In-Office High-Resolution Thyroid & Neck Ultrasound

Confirms the endocrinologist images thyroid nodules themselves rather than sending you to a hospital radiology department.

CPT 60100 Ultrasound-Guided Fine-Needle Aspiration (FNA) Biopsy

Identifies structural thyroid specialists vs. general diabetes-only clinics.

3. Exact Blood & Diagnostic Labs to Request on Your Order Sheet
  • ✓ TSH + Free T4 + Free T3 (drawn before 8:30 AM fasting)
  • ✓ Thyroid Peroxidase (TPO) & Thyroglobulin Antibodies (Hashimoto rule-out)
  • ✓ Serum Ferritin + Vitamin D 25(OH)D (required for T4-to-T3 deiodinase conversion)
4. Day-1 Pre-Appointment Rule

Hold all Biotin (Vitamin B7) supplements for 72 hours before your blood draw so streptavidin assay interference does not create a false TSH/Free T4 reading.

Patient Triage & Insurance Verification Guide

Frequently Asked Questions: Choosing a Specialist by CPT Volume & Insurance Network

Why does CMS Medicare Part B procedure volume matter when choosing a specialist?

General directory listings show what a doctor claims to treat, whereas federal CMS Medicare Part B claims reveal what they actually perform every week. For example, seeing an endocrinologist who performs 400+ in-office thyroid neck ultrasounds (CPT 76536) per year or a gastroenterologist in the top decile for adenoma detection colonoscopy (CPT 45385) prevents unnecessary outside imaging referrals and repeat appointments.

How does dotMD prevent health-system lab rollups and low-rated clinics from skewing Page 1?

Large hospital networks often bill tens of thousands of automated lab draws or vaccination claims under a single department chair NPI. Our directory triage engine isolates individual practicing clinicians (300 to 4,500 Medicare beneficiaries/year) and requires a minimum 4.2-star verified Google patient consensus with at least 15 reviews for default showcase rankings.

How does the GreatDoc™ Star Rating separate bedside manner from front-desk billing complaints?

The GreatDoc™ rating—calculated by the Proprietary DotMD™ J3 Model—audits patient reviews across clinical diagnostic accuracy, unhurried listening, and procedure skill while flagging administrative friction points (such as $250 annual clinic fees, parking validation costs, or phone hold times) so you know exactly what to expect before walking into the waiting room.

How do I verify if a doctor takes my specific PPO, HMO, or Medicare plan?

Every flagship physician profile on dotMD includes an interactive Insurance Network & Cash-Rate Checker covering Original Medicare Part B, Medicare Advantage, BlueCross BlueShield, Aetna, Cigna, UnitedHealthcare, and regional PPO/HMO plans—plus the exact CMS geo-adjusted CPT 99204 self-pay cash rate ($195–$260) and 3-question script to verify network participation with the billing desk.