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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 57 of 66
Nephrology ★ 4.6

Dr. Jerold Erlandson, MD

Sioux City, IA 51101

★★★★★ 4.6 (22)
76th IA 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 (3,953 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.7
★★★★★ 4.6 (26)
86th 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 (4,229 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Arkadiy Pinkhasov, MD

Freeport, NY 11520

★★★★★ 4.6 (22)
86th 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 (5,587 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$232 Cash
Nephrology ★ 4.5

Dr. Patrick Chua, MD

Des Moines, IA 50314

★★★★★ 4.6 (22)
54th IA 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 (2,204 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Phillip Hartle, MD

Richmond, VA 23294

★★★★★ 4.6 (26)
77th 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 (2,882 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6
★★★★★ 4.6 (18)
74th 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 (2,938 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$218 Cash
Nephrology ★ 4.5

Dr. Thanh Cao, DO

Fountain Valley, CA 92708

★★★★★ 4.6 (22)
75th 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 (3,523 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$239 Cash
Nephrology ★ 4.6

Dr. Ross Nesbit, MD

Knoxville, TN 37920

★★★★★ 4.6 (18)
62nd TN 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 (2,816 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$201 Cash
Nephrology ★ 4.6

Dr. Matthew Menezes, MD

Park Ridge, IL 60068

★★★★★ 4.6 (18)
75th 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 (3,020 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$218 Cash
Nephrology ★ 4.5

Dr. Amit Jamnadas, MD

Ottawa, IL 61350

★★★★★ 4.6 (26)
59th 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 (2,449 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$218 Cash
Nephrology ★ 4.6

Dr. Joel Adewuyi, MD

Ocala, FL 34471

★★★★★ 4.6 (26)
69th 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 (2,876 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$216 Cash
Nephrology ★ 4.5

Dr. Leonid Klopouh, MD

Owings Mills, MD 21117

★★★★★ 4.6 (22)
50th MD 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 (1,749 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.7
★★★★★ 4.6 (22)
81st 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 (3,421 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Dale Lee, MD

Morristown, NJ 07960

★★★★★ 4.6 (18)
64th 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 (2,701 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Rashid Sharaf, MD

San Antonio, TX 78229

★★★★★ 4.6 (26)
78th 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 (3,138 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.7
★★★★★ 4.6 (18)
92nd GA 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 (7,976 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.5
★★★★★ 4.6 (22)
27th 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 (1,433 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$227 Cash
Nephrology ★ 4.4

Dr. Scott Dean, MD

Panama City, FL 32401

★★★★★ 4.6 (22)
21st 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 (1,291 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$216 Cash
Nephrology ★ 4.4

Dr. Yilikal Kassa, MD

Conyers, GA 30012

★★★★★ 4.6 (18)
30th GA 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 (1,347 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Muna Hale, MD

Tulsa, OK 74136

★★★★★ 4.6 (22)
80th 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 (1,842 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.4

Dr. Jose Monroy Trujillo, MD

Cambridge, MD 21613

★★★★★ 4.6 (22)
21st MD 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 (1,272 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.5

Dr. Casey Cotant, MD

Coeur D Alene, ID 83814

★★★★★ 4.6 (22)
53rd ID 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 (1,868 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Oliver Tai, MD

Everett, WA 98201

★★★★★ 4.6 (18)
74th WA 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 (2,151 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$222 Cash
Nephrology ★ 4.4

Dr. Randall Muir, DO

Muskegon, MI 49444

★★★★★ 4.6 (18)
19th 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 (957 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Tejinder Ahuja, MD

Webster, TX 77598

★★★★★ 4.6 (22)
79th 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 (3,209 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.5

Dr. Omar Al Dhaybi, MD

New York, NY 10029

★★★★★ 4.6 (18)
39th 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 (1,181 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$239 Cash
Nephrology ★ 4.7

Dr. Daniel Patel, MD

Daytona Beach, FL 32114

★★★★★ 4.6 (18)
93rd 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 (5,647 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$216 Cash
Nephrology ★ 4.4

Dr. Vikas Reddy, MD

Shenandoah, TX 77384

★★★★★ 4.6 (18)
23rd 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 (1,116 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.4

Dr. Mahmud Khan, MD

Danville, PA 17822

★★★★★ 4.6 (22)
22nd 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 (972 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.5

Dr. Richard Fuquay, MD

Desoto, TX 75115

★★★★★ 4.6 (22)
50th 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 (1,858 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.5

Dr. Pang-Yen Fan, MD

Worcester, MA 01655

★★★★★ 4.6 (22)
42nd MA 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 (1,273 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$224 Cash
Nephrology ★ 4.3
★★★★★ 4.6 (18)
5th SC 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 (786 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.4

Dr. Luis Gimenez, MD

Baltimore, MD 21239

★★★★★ 4.6 (26)
19th MD 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 (1,224 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.6

Dr. Johanna Urena, MD

San Antonio, TX 78212

★★★★★ 4.6 (22)
73rd 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 (2,848 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$209 Cash
Nephrology ★ 4.4
★★★★★ 4.6 (26)
11th 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 (952 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$227 Cash
Nephrology ★ 4.6

Dr. Kireet Agrawal, MD

Chicago, IL 60657

★★★★★ 4.6 (18)
63rd 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 (2,557 CMS services/yr).

✓ Accepts Medicare & Major PPOs (BCBS, UHC, Aetna) ~$222 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.