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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 22 of 99

Dr. Michael Phillips, MD

Homewood, AL 35209

★★★★★ 4.6 (23)
75th AL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (5,861 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Cristina Marin, MD

Miami, FL 33173

★★★★★ 4.6 (15)
92nd FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (596 CMS services/yr).

✓ Accepts Humana ~$227 Cash

Dr. Vipin Gupta, MD

Lighthouse Point, FL 33064

★★★★★ 4.5 (22)
87th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (5,833 CMS services/yr).

✓ Accepts Humana ~$216 Cash

Dr. Adrienna Jirik, MD

Mayfield Heights, OH 44124

★★★★★ 4.5 (26)
3rd OH Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (640 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Terry Kaylor, MD

Cincinnati, OH 45219

★★★★★ 4.5 (18)
92nd OH Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (8,736 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Gurneet Bedi, MD

West Harrison, NY 10604

★★★★★ 4.5 (18)
44th NY 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 Humana ~$232 Cash

Dr. Shabana Pasha, MD

Scottsdale, AZ 85259

★★★★★ 4.5 (26)
94th AZ Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (596 CMS services/yr).

✓ Accepts Humana ~$210 Cash

Dr. Philip Mcandrew, MD

Providence, RI 02904

★★★★★ 4.5 (18)
97th RI Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (34,772 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. John Hong, MD

Fallbrook, CA 92028

★★★★★ 4.5 (21)
94th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (4,499 CMS services/yr).

✓ Accepts Humana ~$239 Cash

Dr. Jonathan Koff, MD

Chevy Chase, MD 20815

★★★★★ 4.5 (21)
99th MD Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (27,570 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Ira Michaelson, MD

Minot, ND 58701

★★★★★ 4.5 (21)
54th ND Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,344 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Ernesto Guerra, MD

San Antonio, TX 78212

★★★★★ 4.5 (21)
95th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (10,702 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Charles Cohan, DO

Bartonsville, PA 18321

★★★★★ 4.5 (21)
40th PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,317 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Mark Hughes, MD

Sebastian, FL 32958

★★★★★ 4.5 (21)
22nd FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (924 CMS services/yr).

✓ Accepts Humana ~$216 Cash

Dr. Douglas Trate, MD

Boone, NC 28607

★★★★★ 4.5 (21)
12th NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (765 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Hamid Habibi, MD

Spokane, WA 99204

★★★★★ 4.5 (21)
96th WA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (11,148 CMS services/yr).

✓ Accepts Humana ~$222 Cash

Dr. James Lisi, MD

Elyria, OH 44035

★★★★★ 4.5 (17)
72nd OH Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (491 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Nadim Haddad, MD

Washington, DC 20007

★★★★★ 4.5 (25)
91st DC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (862 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Bryan Uslick, MD

Fayetteville, NC 28304

★★★★★ 4.5 (17)
87th NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (574 CMS services/yr).

✓ Accepts Humana ~$209 Cash
★★★★★ 4.5 (17)
15th IL Pct

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

✓ Accepts Humana ~$218 Cash

Dr. Michael Nunez, MD

Dallas, TX 75231

★★★★★ 4.5 (24)
98th TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (14,613 CMS services/yr).

✓ Accepts Humana ~$211 Cash

Dr. Kegan Jessamy, MBBS

Tavares, FL 32778

★★★★★ 4.5 (24)
97th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,118 CMS services/yr).

✓ Accepts Humana ~$216 Cash

Dr. Rebecca Ensley, DO

Fort Myers, FL 33908

★★★★★ 4.5 (20)
92nd FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,001 CMS services/yr).

✓ Accepts Humana ~$216 Cash

Dr. Shakeel Ahmed, MD

Fairview Heights, IL 62208

★★★★★ 4.5 (16)
81st IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,295 CMS services/yr).

✓ Accepts Humana ~$218 Cash

Dr. Brenda Velasco, MD

Philadelphia, PA 19140

★★★★★ 4.5 (24)
93rd PA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (9,947 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Tilemahos Spyratos, DO

Olympia Fields, IL 60461

★★★★★ 4.5 (16)
20th IL 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 Humana ~$218 Cash

Dr. Thomas Martin, DO

Clive, IA 50325

★★★★★ 4.5 (20)
96th IA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,350 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Milin Patel, MD

Charlotte, NC 28207

★★★★★ 4.5 (24)
99th NC Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (26,878 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Charles Buzanis, MD

Boston, MA 02215

★★★★★ 4.5 (16)
94th MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (5,135 CMS services/yr).

✓ Accepts Humana ~$227 Cash

Dr. Steven Porter, MD

Brigham City, UT 84302

★★★★★ 4.5 (16)
17th UT Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (786 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Michael Kelfer, MD

Auburn, MA 01501

★★★★★ 4.5 (16)
73rd MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (516 CMS services/yr).

✓ Accepts Humana ~$224 Cash

Dr. Mark Fleisher, MD

Jacksonville, FL 32207

★★★★★ 4.5 (20)
98th FL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,328 CMS services/yr).

✓ Accepts Humana ~$216 Cash

Dr. Elsa Canales, MD

Laredo, TX 78041

★★★★★ 4.5 (23)
73rd TX Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,168 CMS services/yr).

✓ Accepts Humana ~$209 Cash
★★★★★ 4.5 (15)
77th NM Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (3,685 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Mahmood Abedi, MD

Fairfax, VA 22031

★★★★★ 4.5 (19)
99th VA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (22,499 CMS services/yr).

✓ Accepts Humana ~$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.