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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 23 of 99

Dr. Joseph Lebel, MD

Greenville, SC 29607

★★★★★ 4.5 (15)
97th SC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (11,941 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ana Corregidor, MD

Jacksonville, FL 32256

★★★★★ 4.5 (15)
98th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (30,927 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. Lila Tarmin, MD

Baltimore, MD 21208

★★★★★ 4.5 (19)
88th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (6,377 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Diana Whitehead, MD

Pikesville, MD 21208

★★★★★ 4.5 (23)
71st MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,861 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. June Yong, MD

Lexington, KY 40504

★★★★★ 4.5 (19)
91st KY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (575 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ravi Kondapalli, MD

Venice, FL 34285

★★★★★ 5.0 (22)
98th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (27,368 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. James Watson, MD

Fall River, MA 02720

★★★★★ 5.0 (18)
77th MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,661 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Willis Parsons, MD

Arlington Heights, IL 60005

★★★★★ 5.0 (22)
73rd IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,041 CMS services/yr).

✓ Accepts Cigna ~$218 Cash
★★★★★ 5.0 (22)
87th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (5,721 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Rubin Bahuva, MD

Evansville, IN 47713

★★★★★ 5.0 (22)
61st IN Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,450 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Morris Hanan, MD

Tampa, FL 33609

★★★★★ 5.0 (22)
60th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,716 CMS services/yr).

✓ Accepts Cigna ~$210 Cash

Dr. Bradley Mackler, MD

Seaford, DE 19973

★★★★★ 5.0 (22)
52nd DE Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,032 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Darren Blumberg, MD

Florham Park, NJ 07932

★★★★★ 5.0 (18)
70th NJ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,841 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. John Lee, MD

Orange, CA 92868

★★★★★ 5.0 (18)
73rd CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,738 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Paul Lee, MD

Irvine, CA 92618

★★★★★ 5.0 (18)
48th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,169 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Tushar Gohel, MD

Gilbert, AZ 85295

★★★★★ 5.0 (18)
69th AZ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,720 CMS services/yr).

✓ Accepts Cigna ~$207 Cash

Dr. Marc Scheer, DO

Omaha, NE 68114

★★★★★ 5.0 (22)
89th NE Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (22,642 CMS services/yr).

✓ Accepts Cigna ~$209 Cash
★★★★★ 5.0 (22)
43rd CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,096 CMS services/yr).

✓ Accepts Cigna ~$239 Cash
★★★★★ 5.0 (18)
40th OK Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,074 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ross Deppe, MD

Louisville, KY 40207

★★★★★ 5.0 (22)
54th KY Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,045 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Habib Rahman, MD

Mission Viejo, CA 92691

★★★★★ 5.0 (22)
57th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,342 CMS services/yr).

✓ Accepts Cigna ~$239 Cash
★★★★★ 5.0 (18)
98th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,012 CMS services/yr).

✓ Accepts Cigna ~$218 Cash

Dr. Sherman Chamberlain, MD

Delray Beach, FL 33446

★★★★★ 5.0 (18)
56th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,547 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. George Bolen, MD

Bethesda, MD 20817

★★★★★ 5.0 (22)
34th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,055 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Spencer Jenkins, MD

Columbia, SC 29201

★★★★★ 5.0 (18)
30th SC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,047 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Scott Fink, MD

Wynnewood, PA 19096

★★★★★ 5.0 (18)
91st PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,070 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Norman Goldin, MD

Christiansburg, VA 24073

★★★★★ 5.0 (22)
14th VA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (779 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Karl Landberg, MD

Conway, AR 72032

★★★★★ 5.0 (18)
47th AR Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (2,150 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Eugene Yoon, MD

Fullerton, CA 92835

★★★★★ 5.0 (22)
57th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,339 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Shawn Hancock, DO

West Des Moines, IA 50266

★★★★★ 5.0 (22)
33rd IA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,244 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Philip Brondon, MD

Sanford, NC 27330

★★★★★ 5.0 (18)
32nd NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,260 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Jessica Korman, MD

Washington, DC 20006

★★★★★ 5.0 (22)
16th DC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (761 CMS services/yr).

✓ Accepts Cigna ~$209 Cash
★★★★★ 5.0 (18)
29th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (907 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ian Martinez, MD

Oviedo, FL 32765

★★★★★ 5.0 (22)
18th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (839 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. Harold Mozwecz, MD

Naperville, IL 60540

★★★★★ 5.0 (22)
10th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (731 CMS services/yr).

✓ Accepts Cigna ~$218 Cash

Dr. Ali Fakhreddine, MD

Encinitas, CA 92024

★★★★★ 5.0 (18)
44th CA 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 Cigna ~$239 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.