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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 61 of 66
Nephrology ★ 4.5

Dr. Kelly Heegard, MD

Greenville, SC 29605

★★★★★ 4.6 (19)
44th 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 (2,189 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.5

Dr. Radu Jacob, MD

Coral Springs, FL 33065

★★★★★ 4.6 (19)
42nd 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 (1,937 CMS services/yr).

✓ Accepts Humana ~$216 Cash
Nephrology ★ 4.5

Dr. Reza Salehi-Rad, DO

Glendale, AZ 85308

★★★★★ 4.6 (19)
38th 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 (1,903 CMS services/yr).

✓ Accepts Humana ~$207 Cash
Nephrology ★ 4.4

Dr. Pradip Chowdhury, MD

Montebello, CA 90640

★★★★★ 4.6 (23)
31st 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 (1,519 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.6

Dr. Yajuan He, MD

Tacoma, WA 98405

★★★★★ 4.6 (23)
71st 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 (2,026 CMS services/yr).

✓ Accepts Humana ~$222 Cash
Nephrology ★ 4.5

Dr. Jedd Seigerman, MD

Gulfport, MS 39501

★★★★★ 4.6 (23)
52nd MS 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 (1,818 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Lorraine Wilson, MD

Oklahoma City, OK 73134

★★★★★ 4.6 (23)
21st 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 (1,261 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.5

Dr. Bonita Mohamed, MD

Grand Rapids, MI 49506

★★★★★ 4.6 (19)
37th 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 (1,288 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Dayanand Makey, MD

Canton, OH 44708

★★★★★ 4.6 (23)
97th 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 (4,723 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Freddy Malpartida, MD

Coral Springs, FL 33071

★★★★★ 4.6 (15)
33rd 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 (1,650 CMS services/yr).

✓ Accepts Humana ~$216 Cash
Nephrology ★ 4.5

Dr. Kaleem Haque, MD

Baltimore, MD 21239

★★★★★ 4.6 (23)
52nd 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 (1,767 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Huma Kennedy, MD

Los Angeles, CA 90095

★★★★★ 4.6 (23)
69th 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 (2,933 CMS services/yr).

✓ Accepts Humana ~$231 Cash
Nephrology ★ 4.5

Dr. Saima Iqbal, MD

Temple Terrace, FL 33637

★★★★★ 4.6 (15)
43rd 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 (1,962 CMS services/yr).

✓ Accepts Humana ~$216 Cash
Nephrology ★ 4.5

Dr. Peter Cheung, MD

Manchester, NH 03104

★★★★★ 4.6 (23)
48th 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 (1,271 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Aqeel Siddiqui, MD

Wynnewood, PA 19096

★★★★★ 4.6 (15)
86th 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 (2,295 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4
★★★★★ 4.6 (19)
31st 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 (1,535 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.6

Dr. Anup Bains, MD

Youngstown, OH 44504

★★★★★ 4.6 (15)
71st 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 (1,706 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Luis Alvarez, MD

Palo Alto, CA 94301

★★★★★ 4.6 (15)
92nd 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 (7,993 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.4

Dr. Victoria Golas, DO

Livonia, MI 48152

★★★★★ 4.6 (19)
40th 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 (1,422 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Jose Morfin, MD

Sacramento, CA 95817

★★★★★ 4.6 (23)
19th 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 (1,160 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.3

Dr. Prashanth Kumar, MD

Victorville, CA 92395

★★★★★ 4.6 (19)
20th 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 (1,163 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.6

Dr. Deepak Nandikanti, MD

Las Vegas, NV 89146

★★★★★ 4.6 (19)
65th 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 (2,157 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Prince Sidhu, MD

Kalamazoo, MI 49007

★★★★★ 4.6 (19)
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 (956 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Aamir Jamal, MD

San Dimas, CA 91773

★★★★★ 4.6 (19)
36th 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 (1,681 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.4

Dr. Ysmael Quiaoit, MD

Oxon Hill, MD 20745

★★★★★ 4.6 (19)
30th 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 (1,445 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Troy Zabel, MD

Denver, CO 80210

★★★★★ 4.6 (23)
61st 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 (1,292 CMS services/yr).

✓ Accepts Humana ~$213 Cash
Nephrology ★ 4.5
★★★★★ 4.6 (23)
53rd OR 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 (1,846 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Juan Garcia, MD

Saint Louis, MO 63141

★★★★★ 4.6 (15)
34th MO 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 (1,146 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.3

Dr. Micah Meyer, MD

Waco, TX 76708

★★★★★ 4.6 (15)
13th 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 (940 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Joshua Bernstein, MD

San Francisco, CA 94115

★★★★★ 4.6 (23)
12th 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 (976 CMS services/yr).

✓ Accepts Humana ~$250 Cash
Nephrology ★ 4.7

Dr. Venkata Buddharaju, MD

Crystal Lake, IL 60012

★★★★★ 4.5 (18)
96th 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 (6,306 CMS services/yr).

✓ Accepts Humana ~$218 Cash
Nephrology ★ 4.5

Dr. Keshani Jain, MD

Brick, NJ 08724

★★★★★ 4.5 (26)
67th 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 (2,827 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Larry Walker, MD

Huntsville, AL 35801

★★★★★ 4.5 (26)
81st 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 (3,157 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6
★★★★★ 4.5 (22)
80th ND 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 (3,040 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.4

Dr. Michael Grant, MD

Wichita, KS 67214

★★★★★ 4.5 (18)
49th 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 (3,184 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Muhammad Ishaque, MD

Cartersville, GA 30120

★★★★★ 4.5 (18)
96th 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 (13,878 CMS services/yr).

✓ Accepts Humana ~$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.