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Internal Medicine Doctors Who Perform the Procedure You Need—and Take Your Insurance.

Comprehensive multi-system diagnostic evaluation (CPT 99204/99214), chronic cardiometabolic medication management, preventive cancer screening, and specialist triage. Filter by your insurance carrier, state, or procedure below.

4. Complete Physician Directory

All Internal Medicine Physicians (12,940)

Page 35 of 360

Dr. Chidao Nguyen, DO

Westminster, CA 92683

★★★★★ 4.7 (26)
80th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,757 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Robert Walker, MD

Greenville, SC 29605

★★★★★ 4.7 (26)
36th SC Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,139 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Hi Sim, MD

Havre De Grace, MD 21078

★★★★★ 4.7 (26)
93rd MD Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (5,884 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. David Driscoll, DO

Beverly, MA 01915

★★★★★ 4.7 (26)
91st MA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (4,486 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Frank Reda, MD

Toms River, NJ 08755

★★★★★ 4.7 (26)
81st NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,214 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Tri-Dung Hoang, MD

Sacramento, CA 95823

★★★★★ 4.7 (26)
54th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,643 CMS services/yr).

✓ Accepts Cigna ~$239 Cash

Dr. Jeffrey Potts, MD

Bay City, MI 48706

★★★★★ 4.7 (26)
86th MI Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,212 CMS services/yr).

✓ Accepts Cigna ~$209 Cash
★★★★★ 4.7 (26)
37th MA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,068 CMS services/yr).

✓ Accepts Cigna ~$227 Cash

Dr. Patrick Yao, MD

Los Angeles, CA 90095

★★★★★ 4.7 (26)
85th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (4,985 CMS services/yr).

✓ Accepts Cigna ~$231 Cash

Dr. Dawit Wubie, MD

Winchester, VA 22601

★★★★★ 4.7 (26)
58th VA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,777 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Shirley Noronha, MD

Lake Havasu City, AZ 86403

★★★★★ 4.7 (26)
91st AZ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (6,404 CMS services/yr).

✓ Accepts Cigna ~$207 Cash

Dr. Nehme Alkarra, MD

Dickinson, TX 77539

★★★★★ 4.7 (26)
61st TX Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,885 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Nancy Hundt, MD

Punta Gorda, FL 33950

★★★★★ 4.7 (26)
94th FL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (10,134 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. Shumaila Kashif, MD

Tinton Falls, NJ 07701

★★★★★ 4.7 (26)
67th NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,194 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ayman Gebrail, MD

Wilmington, NC 28401

★★★★★ 4.7 (26)
88th NC Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (7,383 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Romeo Obsequio, MD

Miami, OK 74354

★★★★★ 4.7 (26)
82nd OK Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,956 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Laura Ndzelen, MD

Westminster, MD 21157

★★★★★ 4.7 (26)
48th MD Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,481 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Sameer Tapryal, MD

Las Vegas, NV 89145

★★★★★ 4.7 (26)
52nd NV Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,491 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Andrew Donelson, MD

Frederick, MD 21702

★★★★★ 4.7 (26)
75th MD Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,990 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Kirti Malhotra, MD

Annapolis, MD 21401

★★★★★ 4.7 (26)
79th MD Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,270 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Alexandra Boll, MD

Sheboygan, WI 53081

★★★★★ 4.7 (26)
99th WI Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (4,515 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Neelam Gidwaney, MD

Manahawkin, NJ 08050

★★★★★ 4.7 (26)
31st NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,084 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ghazwan Shaaya, MD

Elgin, IL 60123

★★★★★ 4.7 (26)
62nd IL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,843 CMS services/yr).

✓ Accepts Cigna ~$218 Cash
★★★★★ 4.7 (26)
75th NJ Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (517 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Deliana Peykova, MD

Columbus, GA 31901

★★★★★ 4.7 (26)
13th GA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (760 CMS services/yr).

✓ Accepts Cigna ~$209 Cash
★★★★★ 4.7 (26)
82nd TX Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (4,079 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Ephraim Gammada, MD

Winchester, TN 37398

★★★★★ 4.7 (26)
92nd TN Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (9,574 CMS services/yr).

✓ Accepts Cigna ~$201 Cash

Dr. Matthew Miller, MD

Radnor, PA 19087

★★★★★ 4.7 (26)
62nd PA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,559 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Khang Tran, MD

Plano, TX 75075

★★★★★ 4.7 (26)
73rd TX Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,826 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Sami Dahdal, MD

Yonkers, NY 10701

★★★★★ 4.7 (26)
8th NY Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (712 CMS services/yr).

✓ Accepts Cigna ~$232 Cash

Dr. George Feltin, MD

Medford, MA 02155

★★★★★ 4.7 (26)
51st MA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,361 CMS services/yr).

✓ Accepts Cigna ~$224 Cash

Dr. Mohammed Al-Charakh, MD

Ypsilanti, MI 48197

★★★★★ 4.7 (26)
26th MI Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (888 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. Anny Soon, MD

Edmonds, WA 98026

★★★★★ 4.7 (26)
54th WA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,315 CMS services/yr).

✓ Accepts Cigna ~$222 Cash

Dr. Walter Bowden, MD

Hinesville, GA 31313

★★★★★ 4.7 (26)
71st GA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,839 CMS services/yr).

✓ Accepts Cigna ~$209 Cash

Dr. John Romano, MD

Margate, FL 33063

★★★★★ 4.7 (26)
54th FL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,665 CMS services/yr).

✓ Accepts Cigna ~$216 Cash

Dr. Yervant Khatcherian, MD

Clearwater, FL 33761

★★★★★ 4.7 (26)
59th FL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,886 CMS services/yr).

✓ Accepts Cigna ~$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.