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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 118 of 360

Dr. Muhammad Irfan, MD

Tomball, TX 77375

★★★★★ 4.9 (17)
83rd 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 (4,186 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Duane White, MD

Harrisonburg, VA 22801

★★★★★ 4.9 (21)
29th 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 (985 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Andrew Brobbey, MD

Euclid, OH 44132

★★★★★ 4.9 (17)
78th OH Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,237 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Muhammad Anwar, MD

Dallas, TX 75216

★★★★★ 4.9 (17)
32nd 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 (1,019 CMS services/yr).

✓ Accepts Humana ~$211 Cash

Dr. Mohamed Mahmoud, MD

Winchester, MA 01890

★★★★★ 4.9 (17)
82nd 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 (507 CMS services/yr).

✓ Accepts Humana ~$224 Cash

Dr. Dmitriy Generalov, DO

Southampton, NY 11968

★★★★★ 4.9 (21)
33rd 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 (1,066 CMS services/yr).

✓ Accepts Humana ~$232 Cash

Dr. Max Hockenbury, MD

Durham, NC 27713

★★★★★ 4.9 (21)
61st 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 (2,078 CMS services/yr).

✓ Accepts Humana ~$209 Cash
★★★★★ 4.9 (17)
34th AR Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,287 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Hy Ngo, MD

San Gabriel, CA 91776

★★★★★ 4.9 (21)
71st 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 (2,657 CMS services/yr).

✓ Accepts Humana ~$239 Cash

Dr. Angel Malavet, MD

Corning, NY 14830

★★★★★ 4.9 (17)
73rd 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 (2,804 CMS services/yr).

✓ Accepts Humana ~$232 Cash

Dr. Richa Mahajan, MD

Spokane, WA 99204

★★★★★ 4.9 (21)
56th 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 (1,360 CMS services/yr).

✓ Accepts Humana ~$222 Cash

Dr. Ahmad Qamar, MD

Mattoon, IL 61938

★★★★★ 4.9 (21)
85th 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 (3,806 CMS services/yr).

✓ Accepts Humana ~$218 Cash

Dr. Mark Ginnings, MD

Denton, TX 76201

★★★★★ 4.9 (17)
75th 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 (3,035 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Vasanta Weiss, MD

Tucson, AZ 85704

★★★★★ 4.9 (17)
85th 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 (4,438 CMS services/yr).

✓ Accepts Humana ~$207 Cash

Dr. Julie Colodonato, MD

Owings Mills, MD 21117

★★★★★ 4.9 (21)
61st 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 (1,970 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Mandefro Zerefa, MD

Tucson, AZ 85715

★★★★★ 4.9 (21)
62nd 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 (1,808 CMS services/yr).

✓ Accepts Humana ~$207 Cash

Dr. Michele Rushton, MD

Medford, OR 97504

★★★★★ 4.9 (17)
66th OR Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,938 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Shalini Madugundi, MD

Pittsburg, CA 94565

★★★★★ 4.9 (21)
58th 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 (1,803 CMS services/yr).

✓ Accepts Humana ~$239 Cash

Dr. Vinny Singh, MD

East Meadow, NY 11554

★★★★★ 4.9 (17)
89th 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 (594 CMS services/yr).

✓ Accepts Humana ~$232 Cash

Dr. Walter Wardell, MD

Havelock, NC 28532

★★★★★ 4.9 (21)
91st 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 (9,090 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Aleksey Etinger, DO

Glendale, NY 11385

★★★★★ 4.9 (17)
12th 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 (755 CMS services/yr).

✓ Accepts Humana ~$232 Cash

Dr. Nili Parekh, MD

Johnson City, TN 37604

★★★★★ 4.9 (21)
45th 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 (1,581 CMS services/yr).

✓ Accepts Humana ~$201 Cash

Dr. Shamima Sattar, MD

Lubbock, TX 79416

★★★★★ 4.9 (21)
72nd 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 (458 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Martha Millar, MD

Glenview, IL 60026

★★★★★ 4.9 (21)
68th 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 (2,151 CMS services/yr).

✓ Accepts Humana ~$218 Cash

Dr. Nuha Mulk, MD

Elmhurst, IL 60126

★★★★★ 4.9 (17)
83rd 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 (3,487 CMS services/yr).

✓ Accepts Humana ~$218 Cash

Dr. Shakunmala Gupta, MD

Columbia, MD 21045

★★★★★ 4.9 (17)
30th 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 (1,086 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Mussie Mahderekal, DO

Las Vegas, NV 89148

★★★★★ 4.9 (17)
66th 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 (1,921 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Jaadeep Mann, MD

Silver Spring, MD 20904

★★★★★ 4.9 (21)
21st 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 (947 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Saad Hussain, MD

Austin, TX 78705

★★★★★ 4.9 (17)
37th 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 (1,109 CMS services/yr).

✓ Accepts Humana ~$211 Cash

Dr. Debbie Glass, MD

Brooklyn, NY 11201

★★★★★ 4.9 (17)
56th 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 (1,775 CMS services/yr).

✓ Accepts Humana ~$232 Cash

Dr. Mesfin Tefera, MD

Mechanicsville, VA 23116

★★★★★ 4.9 (17)
30th 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 (1,005 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Robert Kelliher, MD

Walpole, MA 02081

★★★★★ 4.9 (17)
72nd 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 (2,154 CMS services/yr).

✓ Accepts Humana ~$224 Cash

Dr. Lubna Jabbar, MD

Alexandria, VA 22306

★★★★★ 4.9 (17)
69th 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 (452 CMS services/yr).

✓ Accepts Humana ~$209 Cash

Dr. Chi Kit Gall, MD

Bellevue, WA 98004

★★★★★ 4.9 (21)
77th 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 (2,157 CMS services/yr).

✓ Accepts Humana ~$222 Cash

Dr. Youssef Abdelmalek, MD

Alexandria, LA 71301

★★★★★ 4.9 (17)
56th LA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,754 CMS services/yr).

✓ Accepts Humana ~$209 Cash
★★★★★ 4.9 (21)
84th CO Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,855 CMS services/yr).

✓ Accepts Humana ~$211 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.