Looking for a specialist who listens and takes your insurance? Ask patients in our community. Compare real-world patient outcomes, lab numbers, and doctor visit tips—100% free with a private @handle and zero login wall.
Click to Ask a Question or Post Your Experience ▾
Post to Gut, Labs & Supplements Space (15 Seconds • No Account or Email Required)
Or read existing discussions in Gut, Labs & Supplements Space →
749,040 Verified U.S. Physicians • 51 States & Territories • Zero Sponsored Placements
Preparing for an appointment? Jump to our 60-Second Visit Script Builder ↓

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 39 of 66
Nephrology ★ 4.5

Dr. Maya Rao, MD

New York, NY 10032

★★★★★ 4.8 (22)
36th 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 (1,132 CMS services/yr).

✓ Accepts Aetna ~$239 Cash
Nephrology ★ 4.7

Dr. Srinivasa Iskapalli, MD

Shreveport, LA 71101

★★★★★ 4.7 (17)
90th LA 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 (4,351 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Ruchir Patel, MD

Mesa, AZ 85210

★★★★★ 4.7 (17)
75th 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 (3,929 CMS services/yr).

✓ Accepts Aetna ~$207 Cash
Nephrology ★ 4.6

Dr. Adetola Haastrup, MD

Grand Forks, ND 58201

★★★★★ 4.7 (17)
67th 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 (3,658 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.5

Dr. Mohammad Qamar, MD

Sioux Falls, SD 57105

★★★★★ 4.7 (21)
35th SD 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 (1,862 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Syed Ali, MD

Easton, MD 21601

★★★★★ 4.7 (17)
75th 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 (2,427 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.8

Dr. Bhavna Bhasin-Chhabra, MD

Scottsdale, AZ 85259

★★★★★ 4.7 (17)
95th 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 (10,604 CMS services/yr).

✓ Accepts Aetna ~$210 Cash
Nephrology ★ 4.7

Dr. Brigid Ellis, DO

Wyomissing, PA 19610

★★★★★ 4.7 (17)
64th 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 (1,667 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.5

Dr. Azza Abdel Hak, MD

Voorhees, NJ 08043

★★★★★ 4.7 (21)
32nd 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 (1,495 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Luis Torres, MD

Sherman, TX 75090

★★★★★ 4.7 (21)
85th 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 (3,732 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Gerardo Rodriguez, MD

Mount Dora, FL 32757

★★★★★ 4.7 (21)
68th 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 (2,758 CMS services/yr).

✓ Accepts Aetna ~$216 Cash
Nephrology ★ 4.7

Dr. Khawaja Bashir, MD

Alexandria, LA 71301

★★★★★ 4.7 (21)
77th LA 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 (2,645 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.8
★★★★★ 4.7 (21)
95th DE 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 (8,717 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.5

Dr. Joseph Zingrone, DO

Voorhees, NJ 08043

★★★★★ 4.7 (21)
45th 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 (1,890 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.5

Dr. Leslie Schmitz, DO

Mishawaka, IN 46545

★★★★★ 4.7 (21)
44th 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 (1,636 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.6

Dr. Haritha Sakhamuri, MD

Jacksonville, FL 32209

★★★★★ 4.7 (17)
58th 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 (2,398 CMS services/yr).

✓ Accepts Aetna ~$216 Cash
Nephrology ★ 4.6

Dr. Jason Davis, MD

San Diego, CA 92123

★★★★★ 4.7 (21)
59th 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 (2,483 CMS services/yr).

✓ Accepts Aetna ~$239 Cash
Nephrology ★ 4.5

Dr. Joy Okwuwa, MD

Midland, TX 79703

★★★★★ 4.7 (17)
43rd 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 (1,653 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.5
★★★★★ 4.7 (21)
28th 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 (1,412 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Patrick Mchugh, MD

Indianapolis, IN 46227

★★★★★ 4.7 (17)
68th 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 (2,112 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Ahmer Qarni, MD

Fargo, ND 58103

★★★★★ 4.7 (21)
75th 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 (1,177 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.6

Dr. Vivek Sharma, MD

Dallas, TX 75231

★★★★★ 4.7 (21)
66th 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 (2,496 CMS services/yr).

✓ Accepts Aetna ~$211 Cash
Nephrology ★ 4.5

Dr. Orhan Efe, MD

Boston, MA 02114

★★★★★ 4.7 (17)
19th 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 (916 CMS services/yr).

✓ Accepts Aetna ~$227 Cash
Nephrology ★ 4.7

Dr. Harinder Singh, MD

Allentown, PA 18103

★★★★★ 4.7 (21)
88th 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 (2,421 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.6

Dr. Richard Sloan, MD

Evansville, IN 47710

★★★★★ 4.7 (21)
63rd 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 (2,007 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.4

Dr. Malik Anjum, MD

Norfolk, VA 23510

★★★★★ 4.7 (21)
23rd 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 (1,212 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.4
★★★★★ 4.7 (17)
19th 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 (1,120 CMS services/yr).

✓ Accepts Aetna ~$222 Cash
Nephrology ★ 4.4
★★★★★ 4.7 (21)
10th 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 (831 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Abdul Khan, MD

Houston, TX 77030

★★★★★ 4.7 (21)
77th 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 (3,081 CMS services/yr).

✓ Accepts Aetna ~$212 Cash
Nephrology ★ 4.6
★★★★★ 4.7 (17)
65th 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 (3,344 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.4

Dr. Sujatha Raju, MD

Las Vegas, NV 89128

★★★★★ 4.7 (21)
20th 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 (1,340 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Victor Kabbany, MD

Los Alamitos, CA 90720

★★★★★ 4.7 (16)
89th 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 (6,198 CMS services/yr).

✓ Accepts Aetna ~$239 Cash
Nephrology ★ 4.7

Dr. Mark Wilson, MD

Alexandria, LA 71301

★★★★★ 4.7 (20)
87th LA 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 (3,357 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.7

Dr. Louisa Ho, MD

Evanston, IL 60201

★★★★★ 4.7 (24)
65th 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 (2,629 CMS services/yr).

✓ Accepts Aetna ~$218 Cash
Nephrology ★ 4.7

Dr. Preetham Reddy, MD

Rochester Hills, MI 48307

★★★★★ 4.7 (16)
81st 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 (2,544 CMS services/yr).

✓ Accepts Aetna ~$209 Cash
Nephrology ★ 4.6

Dr. Rafael Baez-Bonilla, MD

Fort Lauderdale, FL 33308

★★★★★ 4.7 (16)
61st 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 (2,489 CMS services/yr).

✓ Accepts Aetna ~$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.