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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 238 of 360

Dr. Harrison Chen, DO

Arcadia, CA 91007

★★★★★ 4.7 (16)
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 (1,631 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Mario Martinez, MD

Corpus Christi, TX 78415

★★★★★ 4.7 (20)
87th 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 (5,133 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Stephanie Swords, DO

Westwood, KS 66205

★★★★★ 4.7 (24)
63rd KS Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (3,159 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Donna Eversley, MD

Glen Burnie, MD 21061

★★★★★ 4.7 (16)
63rd 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 (2,099 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Jennifer Norris, MD

Salt Lake City, UT 84124

★★★★★ 4.7 (20)
74th UT Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,883 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Moni Abraham, MD

Elmhurst, IL 60126

★★★★★ 4.7 (20)
57th 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 (1,610 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Sanford Carimi, MD

Monona, WI 53716

★★★★★ 4.7 (20)
38th 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 (978 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Rahul Kumar, MD

York, PA 17403

★★★★★ 4.7 (24)
71st 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 (448 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Hazel Abaya, MD

Thousand Oaks, CA 91360

★★★★★ 4.7 (24)
99th 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 (1,840 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Susan Moyer, MD

Warminster, PA 18974

★★★★★ 4.7 (24)
87th 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 (3,132 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Vietdung Nguyen, MD

Gainesville, FL 32605

★★★★★ 4.7 (16)
70th 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 (443 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Walter Battin, MD

Virginia Beach, VA 23454

★★★★★ 4.7 (24)
55th 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 (1,665 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Rudolfo Zarate, MD

San Antonio, TX 78212

★★★★★ 4.7 (20)
62nd 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 (1,914 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Hang Munsayac, MD

Houston, TX 77005

★★★★★ 4.7 (20)
63rd 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 (1,972 CMS services/yr).

✓ Accepts UnitedHealthcare ~$212 Cash

Dr. Jane Tsai, MD

Sacramento, CA 95816

★★★★★ 4.7 (24)
61st 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 (2,000 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Zaman Shah, MD

Sheffield, AL 35660

★★★★★ 4.7 (16)
97th AL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (18,315 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Alyssa Degnan, DO

Aiken, SC 29803

★★★★★ 4.7 (20)
83rd 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 (5,265 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Brian Martin, DO

Fort Myers, FL 33907

★★★★★ 4.7 (20)
80th 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 (3,902 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash

Dr. Richard Michalowicz, MD

Bay Shore, NY 11706

★★★★★ 4.7 (16)
66th 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 (2,271 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Sabahat Nawab, MD

Cumberland, MD 21502

★★★★★ 4.7 (20)
81st 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 (3,482 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Adam Greenberg, MD

Sacramento, CA 95820

★★★★★ 4.7 (20)
15th 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 (798 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Vincent Racanelli, DO

Sterling, IL 61081

★★★★★ 4.7 (24)
75th 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 (2,648 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Syed Ahmed, MD

Lagrange, GA 30240

★★★★★ 4.7 (24)
99th 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 (19,231 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Garron Lamp, MD

Woonsocket, RI 02895

★★★★★ 4.7 (20)
60th RI Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (1,045 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
★★★★★ 4.7 (24)
35th 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 (941 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
★★★★★ 4.7 (16)
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 (1,647 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Rajesh Singh, MD

Chesterfield, MO 63017

★★★★★ 4.7 (20)
33rd MO Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (946 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Gregory Burt, MD

Vacaville, CA 95687

★★★★★ 4.7 (24)
78th 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 (3,406 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Salil Mathew, MD

Norwalk, CT 06850

★★★★★ 4.7 (20)
30th CT Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (852 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. David Abraham, DO

Mount Vernon, WA 98274

★★★★★ 4.7 (16)
44th 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 (1,085 CMS services/yr).

✓ Accepts UnitedHealthcare ~$222 Cash

Dr. Vincent Scoccia, DO

Kerrville, TX 78028

★★★★★ 4.7 (16)
40th 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 (1,172 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Ajay Nellutla, MD

Las Vegas, NV 89169

★★★★★ 4.7 (20)
57th 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 (1,622 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Douglas Rieth, MD

Spartanburg, SC 29303

★★★★★ 4.7 (16)
73rd 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 (3,728 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Lily Enayati, MD

San Mateo, CA 94402

★★★★★ 4.7 (16)
74th 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 (2,952 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Sadia Ali, MD

New Brunswick, NJ 08901

★★★★★ 4.7 (16)
25th 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 (988 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Joseph Millan, MD

Jacksonville, FL 32204

★★★★★ 4.7 (16)
5th 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 (683 CMS services/yr).

✓ Accepts UnitedHealthcare ~$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.