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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 1 of 99

Dr. Steven Naymagon, MD

New York, NY 10029

★★★★★ 5.0 (26)
99th NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (15,794 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Arthi Kumaravel, MD

Fort Worth, TX 76104

★★★★★ 5.0 (26)
96th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (12,861 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Mordecai Dicker, MD

Great Neck, NY 11023

★★★★★ 5.0 (26)
96th NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,442 CMS services/yr).

✓ Accepts Cigna ~$232 Cash
★★★★★ 5.0 (26)
89th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (602 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Bianca Chang, MD

West Hollywood, CA 90048

★★★★★ 5.0 (26)
96th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (911 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Zubair Malik, MD

Philadelphia, PA 19140

★★★★★ 5.0 (26)
97th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (13,503 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Brenda Dennert, MD

Phoenix, AZ 85006

★★★★★ 5.0 (26)
90th AZ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (572 CMS services/yr).

✓ Accepts Cigna ~$207 Cash

Dr. Ruben Aymerich, MD

Saint Louis, MO 63117

★★★★★ 4.9 (25)
98th MO Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (626 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Robert Svoboda, MD

Little Rock, AR 72212

★★★★★ 4.9 (26)
97th AR Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (22,734 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Aaron Benson, MD

Mt Prospect, IL 60056

★★★★★ 4.9 (26)
44th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,111 CMS services/yr).

✓ Accepts Cigna ~$218 Cash

Dr. Vikram Tarugu, MD

Okeechobee, FL 34974

★★★★★ 4.9 (26)
87th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (5,770 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. Sultan Mahmood, MD

Wexford, PA 15090

★★★★★ 4.9 (26)
24th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (880 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Donald Thompson, MD

Springfield, MO 65804

★★★★★ 4.9 (25)
36th MO Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (960 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. David Steele, MD

Birmingham, AL 35209

★★★★★ 4.9 (25)
85th AL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (12,881 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Hwan Yoo, MD

Salisbury, MD 21804

★★★★★ 4.9 (26)
16th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (812 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Armine Sarkisian, MD

Glendale, CA 91202

★★★★★ 4.9 (25)
96th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (6,655 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Derek Holcombe, MD

Alexander City, AL 35010

★★★★★ 4.9 (25)
46th AL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,729 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Hemant Pande, MD

Sherman Oaks, CA 91403

★★★★★ 4.9 (25)
78th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,927 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Benjamin Hyatt, MD

Worcester, MA 01655

★★★★★ 4.9 (25)
97th MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (11,770 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Nanda Venu, MD

Seattle, WA 98101

★★★★★ 4.9 (25)
94th WA Pct

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

✓ Accepts Cigna ~$225 Cash

Dr. Rose Cesar, MD

Greenfield, MA 01301

★★★★★ 4.8 (26)
51st MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,032 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Phani Molakatalla, MD

Gardner, MA 01440

★★★★★ 4.8 (26)
30th MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (835 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Albert Chiemprabha, MD

Vicksburg, MS 39180

★★★★★ 4.8 (25)
46th MS Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,304 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Mark Lazarev, MD

Baltimore, MD 21287

★★★★★ 4.8 (25)
99th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (35,473 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Eugene Lyubashevsky, MD

Michigan City, IN 46360

★★★★★ 4.8 (25)
48th IN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,262 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Mark Rosenblatt, MD

Wailuku, HI 96793

★★★★★ 4.8 (25)
36th HI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (809 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Alif Manejwala, MD

Glen Burnie, MD 21061

★★★★★ 4.8 (25)
55th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,591 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Monte Finch, DO

Murray, KY 42071

★★★★★ 4.8 (26)
71st KY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,366 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Brian Blumenstein, MD

Oak Lawn, IL 60453

★★★★★ 4.8 (26)
96th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,263 CMS services/yr).

✓ Accepts Cigna ~$218 Cash

Dr. Anup Shah, MD

Lumberton, NJ 08048

★★★★★ 4.8 (26)
94th NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,024 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Akshay Shetty, MD

Los Angeles, CA 90095

★★★★★ 4.8 (26)
94th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (722 CMS services/yr).

✓ Accepts Cigna ~$231 Cash

Dr. Reina Bender, MD

Westchester, PA 19380

★★★★★ 4.7 (25)
62nd PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,937 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Karandeep Maur, MD

Greer, SC 29650

★★★★★ 4.7 (25)
18th SC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (814 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Linas Adams, MD

Morristown, TN 37814

★★★★★ 4.7 (25)
17th TN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (797 CMS services/yr).

✓ Accepts Cigna ~$201 Cash
★★★★★ 4.7 (25)
94th TN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (706 CMS services/yr).

✓ Accepts Cigna ~$202 Cash

Dr. David Reindl, MD

Watertown, NY 13601

★★★★★ 4.7 (26)
87th NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (549 CMS services/yr).

✓ Accepts Cigna ~$232 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.