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749,040 Verified U.S. Physicians • 51 States & Territories • Zero Sponsored Placements
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Verified U.S. Doctors Who Accept UnitedHealthcare.

Enter a doctor’s name, specialty, or procedure alongside your insurance plan to find verified specialists with real Medicare procedure counts and patient reviews.

4. Complete Physician Directory

All Verified Physicians (118,526)

Page 194 of 3,293
Cardiology ★ 4.5

Dr. Roger Shammas, MD

Grand Rapids, MI 49546

★★★★★ 4.8 (26)
18th MI Pct

Top Billed Procedure: Established Cardiology Consultation & Hemodynamic Review [CPT 99214] • Transthoracic echocardiography (CPT 93306) & subspecialty diagnostics (1,345 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
Pathology ★ 4.7

Dr. Christopher Flynn, MD

Lansing, MI 48912

★★★★★ 4.8 (26)
73rd 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 (1,621 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Magdalena Salvador, MD

New York, NY 10021

★★★★★ 4.8 (26)
28th 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 (1,544 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Trevor Bullock, DO

Lincolnshire, IL 60069

★★★★★ 4.8 (26)
37th IL Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Ultrasound-guided major joint aspirations/injections (CPT 20610 / 20611) & subspecialty diagnostics (1,865 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Cristian Vladu, MD

Tinton Falls, NJ 07701

★★★★★ 4.8 (26)
72nd 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 (2,475 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Paul Stewart, MD

Las Vegas, NV 89106

★★★★★ 4.8 (26)
70th NV Pct

Top Billed Procedure: Established Pulmonary, Asthma & COPD Management [CPT 99214] • Complete pulmonary function testing / spirometry with bronchodilator response (CPT 94060) & subspecialty diagnostics (3,019 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Mark Silverberg, MD

Santa Barbara, CA 93110

★★★★★ 4.8 (26)
83rd CA Pct

Top Billed Procedure: Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal E [CPT 92014] • Optical Coherence Tomography retinal/optic nerve scanning (CPT 92133 / 92134) & subspecialty diagnostics (9,207 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Holly Edmonds, MD

Atlanta, GA 30318

★★★★★ 4.8 (26)
59th GA Pct

Top Billed Procedure: Cryotherapy Destruction of Premalignant Actinic Lesion [CPT 17000] • Total-body dermoscopy skin checks & subspecialty diagnostics (4,163 CMS services/yr).

✓ Accepts UnitedHealthcare ~$210 Cash

Dr. Patrick Fernicola, MD

Columbus, GA 31909

★★★★★ 4.8 (26)
93rd GA Pct

Top Billed Procedure: Focused Orthopedic Joint & Spine Mobility Evaluation [CPT 99213] • Ultrasound-guided major joint aspirations/injections (CPT 20610 / 20611) & subspecialty diagnostics (18,265 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Joshua Frenkel, MD

Auburn, WA 98002

★★★★★ 4.8 (26)
45th WA Pct

Top Billed Procedure: Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal E [CPT 92014] • Optical Coherence Tomography retinal/optic nerve scanning (CPT 92133 / 92134) & subspecialty diagnostics (2,453 CMS services/yr).

✓ Accepts UnitedHealthcare ~$222 Cash

Dr. Elizabeth Lyons, MD

Nashville, TN 37205

★★★★★ 4.8 (26)
81st TN Pct

Top Billed Procedure: Autoimmune Arthritis & Biologic/DMARD Safety Evaluation [CPT 99214] • Musculoskeletal ultrasound synovitis grading (CPT 76881) & subspecialty diagnostics (141,493 CMS services/yr).

✓ Accepts UnitedHealthcare ~$202 Cash

Dr. Sue Weinstein, MS CCC-A, FA

White Plains, NY 10601

★★★★★ 4.8 (26)
98th 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 (1,394 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Clara Gomez-Sanchez, MD

San Francisco, CA 94143

★★★★★ 4.8 (26)
35th CA Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Laparoscopic cholecystectomy & hernia repair (CPT 47562 / 49650) & subspecialty diagnostics (1,315 CMS services/yr).

✓ Accepts UnitedHealthcare ~$250 Cash

Dr. Hayley Leatham, MD

Stanford, CA 94305

★★★★★ 4.8 (26)
61st CA Pct

Top Billed Procedure: Cryotherapy Destruction of Premalignant Actinic Lesion [CPT 17000] • Total-body dermoscopy skin checks & subspecialty diagnostics (4,558 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. Syed Hossain, MD

Compton, CA 90220

★★★★★ 4.8 (26)
88th 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 (5,654 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash
★★★★★ 4.8 (26)
96th OK Pct

Top Billed Procedure: Comprehensive Primary Care & Chronic Protocol Management [CPT 99214] • Preventive wellness exams (CPT 99395/99396) & subspecialty diagnostics (15,565 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Brent Griffith, MD

Detroit, MI 48202

★★★★★ 4.8 (26)
21st 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 (968 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Whitney Carter, MD

Edmond, OK 73013

★★★★★ 4.8 (26)
46th OK Pct

Top Billed Procedure: Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal E [CPT 92014] • Optical Coherence Tomography retinal/optic nerve scanning (CPT 92133 / 92134) & subspecialty diagnostics (2,598 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Eli Denney, DO

Hannibal, MO 63401

★★★★★ 4.8 (26)
58th 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 (820 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
Nephrology ★ 4.8

Dr. Miguel Hizon, MD

Kankakee, IL 60901

★★★★★ 4.8 (26)
89th IL Pct

Top Billed Procedure: Chronic Kidney Disease eGFR, uACR & Electrolyte Management [CPT 99214] • CKD staging via eGFR + Cystatin C and urine albumin-to-creatinine ratio (uACR) & subspecialty diagnostics (4,071 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Lawrence Katz, MD

Plainview, NY 11803

★★★★★ 4.8 (26)
75th 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 (3,032 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Natalie Lane, MD

Temple, TX 76508

★★★★★ 4.8 (26)
59th TX Pct

Top Billed Procedure: Cryotherapy Destruction of Premalignant Actinic Lesion [CPT 17000] • Total-body dermoscopy skin checks & subspecialty diagnostics (3,843 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Bobby Simpson, DO

Fairhope, AL 36532

★★★★★ 4.8 (26)
45th AL Pct

Top Billed Procedure: Established Pulmonary, Asthma & COPD Management [CPT 99214] • Complete pulmonary function testing / spirometry with bronchodilator response (CPT 94060) & subspecialty diagnostics (1,586 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Robert Arleo, MD

Ithaca, NY 14850

★★★★★ 4.8 (26)
35th NY Pct

Top Billed Procedure: Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal E [CPT 92014] • Optical Coherence Tomography retinal/optic nerve scanning (CPT 92133 / 92134) & subspecialty diagnostics (1,930 CMS services/yr).

✓ Accepts UnitedHealthcare ~$232 Cash

Dr. Daniel Reed, MD

Augusta, GA 30912

★★★★★ 4.8 (26)
60th 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 (908 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Daniel Schneider, DO

Cleveland, OH 44109

★★★★★ 4.8 (26)
84th 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 (1,004 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Jerod Shaw, MD

Marble Falls, TX 78654

★★★★★ 4.8 (26)
87th TX Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Fluoroscopy-guided lumbar/cervical epidural steroid injections (CPT 62323) & subspecialty diagnostics (16,374 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
Neurology ★ 4.6
★★★★★ 4.8 (26)
46th MI Pct

Top Billed Procedure: Established Neurologic, Migraine & Movement Evaluation [CPT 99214] • EMG & nerve conduction velocity studies for neuropathy/sciatica (CPT 95886 / 95910) & subspecialty diagnostics (1,686 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash
★★★★★ 4.8 (26)
37th 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 (1,911 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash

Dr. William Peterson, MD

Springfield, IL 62703

★★★★★ 4.8 (26)
94th IL Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (8,479 CMS services/yr).

✓ Accepts UnitedHealthcare ~$218 Cash

Dr. Patricia Tsai, MD

Newport Beach, CA 92663

★★★★★ 4.8 (26)
94th CA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (4,697 CMS services/yr).

✓ Accepts UnitedHealthcare ~$239 Cash
Pathology ★ 4.6

Dr. Muammar Arida, MD

Pompano Beach, FL 33069

★★★★★ 4.8 (26)
37th 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 (1,291 CMS services/yr).

✓ Accepts UnitedHealthcare ~$216 Cash
Pathology ★ 4.7

Dr. John Liang, MD

Washington, DC 20010

★★★★★ 4.8 (26)
67th DC Pct

Top Billed Procedure: Moderate-to-High Complexity Internal Medicine Follow-Up [CPT 99214] • Comprehensive multi-system diagnostic evaluation (CPT 99204/99214) & subspecialty diagnostics (2,179 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Erik Simonson, MD

Hershey, PA 17033

★★★★★ 4.8 (26)
15th 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 (685 CMS services/yr).

✓ Accepts UnitedHealthcare ~$209 Cash

Dr. Min Soo Song, MD

Leominster, MA 01453

★★★★★ 4.8 (26)
60th MA Pct

Top Billed Procedure: Established Gastroenterology, GERD & IBD Evaluation [CPT 99214] • Diagnostic & screening colonoscopy with polypectomy (CPT 45378 / 45385) & subspecialty diagnostics (1,179 CMS services/yr).

✓ Accepts UnitedHealthcare ~$224 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.