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

CKD staging via eGFR + Cystatin C and urine albumin-to-creatinine ratio (uACR), SGLT2i/finerenone nephron preservation, resistant hypertension, and kidney stone metabolic workups. Filter by your insurance carrier, state, or procedure below.

4. Complete Physician Directory

All Nephrology Physicians (2,364)

Page 4 of 66
Nephrology ★ 4.8
★★★★★ 4.9 (26)
96th NH 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 (2,534 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Jesse Flaxenburg, MD

Colorado Springs, CO 80909

★★★★★ 4.9 (26)
96th CO 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 (3,785 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$211 Cash
Nephrology ★ 4.8

Dr. Lawrence Wong, MD

Temple Terrace, FL 33637

★★★★★ 4.9 (26)
95th FL 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 (3,003 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$216 Cash
Nephrology ★ 4.6

Dr. John Hartono, MD

Garland, TX 75044

★★★★★ 4.9 (26)
36th TX 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 (1,466 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.6

Dr. William Fan, MD

Raleigh, NC 27609

★★★★★ 4.9 (26)
36th NC 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 (1,332 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.6

Dr. Joshua Sysak, DO

Bridgeville, PA 15017

★★★★★ 4.9 (26)
40th PA 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 (1,334 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Wei Sun, MD

New York, NY 10013

★★★★★ 4.9 (26)
63rd NY 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 (2,150 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$239 Cash
Nephrology ★ 4.7

Dr. James Crouch, MD

Provo, UT 84604

★★★★★ 4.9 (26)
73rd UT 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 (1,825 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Gary Bond, MD

Oklahoma City, OK 73112

★★★★★ 4.9 (26)
68th OK 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 (3,168 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Kevin Kelley, MD

Canton, OH 44718

★★★★★ 4.9 (26)
90th OH 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 (2,801 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.5
★★★★★ 4.9 (26)
34th IN 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 (1,430 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.5

Dr. Richard Kasama, MD

Cherry Hill, NJ 08034

★★★★★ 4.9 (26)
16th NJ 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 (1,078 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Heather Haley, DO

Huntsville, AL 35801

★★★★★ 4.9 (25)
77th AL 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 (2,634 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Yaser Al-Solaiman, MD

Louisville, KY 40205

★★★★★ 4.9 (25)
67th KY 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 (2,785 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Prasad Acharya, MD

Hainesport, NJ 08036

★★★★★ 4.9 (25)
98th NJ 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 (12,742 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Imtiaz Ather, DO

Jupiter, FL 33458

★★★★★ 4.9 (25)
81st FL 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 (3,611 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$216 Cash
Nephrology ★ 4.6

Dr. Sherif Elassal, MD

Richmond, IN 47374

★★★★★ 4.9 (25)
66th IN 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 (2,109 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Brian Ayuste, MD

Granada Hills, CA 91344

★★★★★ 4.9 (25)
86th CA 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 (5,177 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$239 Cash
Nephrology ★ 4.6

Dr. Matthew Wauson, MD

San Diego, CA 92134

★★★★★ 4.9 (25)
46th CA 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 (2,008 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$239 Cash
Nephrology ★ 4.7

Dr. Janice Nigos, MD

Cincinnati, OH 45245

★★★★★ 4.9 (25)
62nd OH 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 (1,495 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Hosayn Khaleeli, MD

Torrance, CA 90501

★★★★★ 4.9 (25)
77th CA 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 (3,671 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$239 Cash
Nephrology ★ 4.7

Dr. Geoffrey Teehan, MD

Wynnewood, PA 19096

★★★★★ 4.9 (25)
73rd PA 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 (1,881 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7
★★★★★ 4.9 (25)
77th MI 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 (2,402 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.8

Dr. Sudhir Khanna, MD

Oklahoma City, OK 73112

★★★★★ 4.9 (25)
77th OK 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 (3,659 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Adam Criss, DO

New Hyde Park, NY 11042

★★★★★ 4.8 (26)
92nd NY 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 (7,724 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$232 Cash
Nephrology ★ 4.6

Dr. Joseph Meouchy, MD

Wichita, KS 67214

★★★★★ 4.8 (26)
51st KS 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 (3,284 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$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 BlueCross BlueShield ~$218 Cash
Nephrology ★ 4.8

Dr. Wayne Cumbria, MD

Lake Havasu City, AZ 86403

★★★★★ 4.8 (26)
85th AZ 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 (5,775 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$207 Cash
Nephrology ★ 4.8

Dr. John Carson, MD

Mineola, NY 11501

★★★★★ 4.8 (26)
90th NY 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 (7,056 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$232 Cash
Nephrology ★ 4.6

Dr. Sri Ranga Bonam, MD

Pomona, NY 10970

★★★★★ 4.8 (26)
59th NY 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 (1,904 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$232 Cash
Nephrology ★ 4.8

Dr. George Behrend, MD

Ypsilanti, MI 48197

★★★★★ 4.8 (26)
96th MI 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 (8,793 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Mehul Patel, MD

Concord, NC 28025

★★★★★ 4.8 (26)
91st NC 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 (6,665 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.5

Dr. Maryam Tavanaei, MD

North Hollywood, CA 91607

★★★★★ 4.8 (26)
30th CA 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 (1,477 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$239 Cash
Nephrology ★ 4.5

Dr. Kiranjit Dhillon, MD

Norfolk, VA 23510

★★★★★ 4.8 (26)
34th VA 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 (1,511 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$209 Cash
Nephrology ★ 4.7

Dr. Parham Eftekhari, DO

Fort Lauderdale, FL 33316

★★★★★ 4.8 (26)
50th FL 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 (2,153 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$216 Cash
Nephrology ★ 4.7

Dr. Shadi Nijim, MD

Las Vegas, NV 89146

★★★★★ 4.8 (26)
73rd NV 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 (2,288 CMS services/yr).

✓ Accepts BlueCross BlueShield ~$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.