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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 69 of 99

Dr. Bruce Schneider, MD

Evansville, IN 47713

★★★★★ 4.7 (22)
51st IN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,311 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Clayton Coon, MD

West Monroe, LA 71291

★★★★★ 4.7 (26)
28th LA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,413 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Alexander Kim, DO

Yuba City, CA 95991

★★★★★ 4.7 (18)
92nd CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,757 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Mark Cerefice, MD

Brick, NJ 08724

★★★★★ 4.7 (18)
66th NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,689 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Alan Gingold, DO

Hillsborough, NJ 08844

★★★★★ 4.7 (18)
87th NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,308 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Kiran Rao, MD

Sparta, NJ 07871

★★★★★ 4.7 (22)
74th NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,036 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Brien Miller, DO

St George, UT 84790

★★★★★ 4.7 (18)
95th UT Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (14,508 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Vijay Prabhu, MD

Edmond, OK 73034

★★★★★ 4.7 (18)
37th OK Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,050 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Caren Taylor, MD

Venice, FL 34285

★★★★★ 4.7 (18)
97th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (15,887 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Ranadev Mukherjee, MD

N Las Vegas, NV 89030

★★★★★ 4.7 (22)
48th NV Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,136 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Tonny Lee, MD

Torrance, CA 90505

★★★★★ 4.7 (18)
81st CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,242 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Kevin Kolendich, MD

Missoula, MT 59808

★★★★★ 4.7 (22)
95th MT Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (17,143 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Thomas Shireman, MD

Kansas City, MO 64154

★★★★★ 4.7 (22)
42nd MO Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,043 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Buffie Reid, MD

St Johns, FL 32259

★★★★★ 4.7 (26)
75th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,024 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Abhijit Roychowdhury, MD

Orange Park, FL 32073

★★★★★ 4.7 (26)
94th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (10,684 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Srinivas Seela, MD

Orlando, FL 32825

★★★★★ 4.7 (26)
85th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (4,972 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Sherif Andrawes, MD

Staten Island, NY 10305

★★★★★ 4.7 (26)
61st NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,494 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Serag Dredar, MD

Sacramento, CA 95816

★★★★★ 4.7 (22)
55th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,308 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Eric Shapiro, MD

Chagrin Falls, OH 44023

★★★★★ 4.7 (26)
20th OH Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (769 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Jordan Holmes, MD

Omaha, NE 68114

★★★★★ 4.7 (18)
36th NE Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,132 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Alex Williams, MD

Norfolk, VA 23507

★★★★★ 4.7 (18)
42nd VA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,075 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Martin Avalos, MD

Melbourne, FL 32940

★★★★★ 4.7 (22)
38th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,134 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash
★★★★★ 4.7 (18)
25th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (888 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Scott Ingber, MD

Huntington, NY 11743

★★★★★ 4.7 (22)
94th NY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (7,058 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Xiaosong Song, MD

Rockledge, FL 32955

★★★★★ 4.7 (18)
29th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (995 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Bradford Joseph, MD

St Johns, FL 32259

★★★★★ 4.7 (22)
55th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,529 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. David Bayne, MD

Port Angeles, WA 98362

★★★★★ 4.7 (18)
31st WA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (938 CMS services/yr).

✓ Accepts UnitedHealthcare ~$222 Cash

Dr. Riaz Chowdhury, MD

Raleigh, NC 27610

★★★★★ 4.7 (22)
20th NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (918 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Shou - Jiang Tang, MD

Jackson, MS 39216

★★★★★ 4.7 (22)
13th MS Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (987 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Muhammad Memon, MD

Mansfield, TX 76063

★★★★★ 4.7 (18)
36th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,050 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Nimal Patel, DO

St Petersburg, FL 33709

★★★★★ 4.7 (22)
45th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,248 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Katherine Kim, MD

Newburgh, NY 12550

★★★★★ 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 (4,640 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Joseph Genovese, MD

Silver Spring, MD 20901

★★★★★ 4.7 (26)
72nd MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,945 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Nischita Merla, MD

Upland, CA 91786

★★★★★ 4.7 (18)
64th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,446 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Terri Jaggers, MD

Florence, SC 29506

★★★★★ 4.7 (26)
12th SC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (759 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Marcus Muehlbauer, MD

Gainesville, FL 32608

★★★★★ 4.7 (22)
95th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (11,108 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 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.