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Electrophysiology (AFib) Doctors Who Perform the Procedure You Need—and Take Your Insurance.

Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656), pacemaker/ICD interrogation (CPT 93288), and stroke-prevention anticoagulation. Filter by your insurance carrier, state, or procedure below.

4. Complete Physician Directory

All Electrophysiology (AFib) Physicians (1,085)

Page 9 of 31

Dr. Steven Chough, MD

Downers Grove, IL 60515

★★★★★ 4.9 (24)
63rd IL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (4,885 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Aman Chugh, MD

Ann Arbor, MI 48109

★★★★★ 4.9 (20)
35th MI Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (1,928 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Robert Helm, MD

Boston, MA 02118

★★★★★ 4.9 (16)
42nd MA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (2,144 CMS services/yr).

✓ Accepts UnitedHealthcare ~$227 Cash

Dr. Gerald Greer, MD

Little Rock, AR 72205

★★★★★ 4.9 (20)
31st AR Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (3,718 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Calvin Kagan, MD

San Diego, CA 92103

★★★★★ 4.9 (20)
35th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (2,937 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Tuan Mai, MD

San Diego, CA 92103

★★★★★ 4.9 (24)
53rd CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (4,082 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Mark Hiser, MD

Rockford, IL 61107

★★★★★ 4.9 (20)
1st IL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (927 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Bruce Goldner, MD

New Hyde Park, NY 11040

★★★★★ 4.9 (23)
81st NY Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (6,159 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Lohit Garg, MD

Aurora, CO 80045

★★★★★ 4.9 (23)
53rd CO Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (3,362 CMS services/yr).

✓ Accepts UnitedHealthcare ~$211 Cash

Dr. Evan Blank, MD

Cherry Hill, NJ 08034

★★★★★ 4.9 (15)
68th NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (5,695 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Umang Patel, MD

Evansville, IN 47714

★★★★★ 4.9 (19)
98th IN Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (9,656 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Jaret Tyler, MD

Columbus, OH 43214

★★★★★ 4.9 (19)
48th OH Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (2,704 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Malay Gandhi, MD

St Petersburg, FL 33709

★★★★★ 4.9 (19)
60th FL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (4,460 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Dennis Zhu, MD

Saint Paul, MN 55101

★★★★★ 4.9 (23)
32nd MN Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (1,966 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Jehu Mathew, MD

Littleton, CO 80120

★★★★★ 4.9 (19)
50th CO Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (3,317 CMS services/yr).

✓ Accepts UnitedHealthcare ~$211 Cash

Dr. Sameer Jamal, MD

Hackensack, NJ 07601

★★★★★ 4.9 (23)
5th NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (2,062 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Isaac Wiener, MD

Los Angeles, CA 90024

★★★★★ 4.9 (15)
76th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (6,843 CMS services/yr).

✓ Accepts UnitedHealthcare ~$231 Cash

Dr. Jim Cheung, MD

New York, NY 11021

★★★★★ 4.9 (23)
42nd NY Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (3,056 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Theodore Chow, MD

Mountain View, CA 94040

★★★★★ 4.9 (23)
88th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (8,671 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Ryan Koene, MD

Saint Paul, MN 55101

★★★★★ 4.9 (19)
53rd MN Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Pulmonary vein isolation catheter ablation for atrial fibrillation (CPT 93656) & subspecialty diagnostics (2,302 CMS services/yr).

✓ Accepts UnitedHealthcare ~$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.