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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 14 of 66
Nephrology ★ 4.7

Dr. Mohamad Hanouneh, MD

Baltimore, MD 21239

★★★★★ 4.6 (15)
84th 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 (2,817 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Muhammad Kamran, MD

Carbondale, IL 62901

★★★★★ 4.6 (19)
72nd 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 (2,877 CMS services/yr).

✓ Accepts Humana ~$218 Cash
Nephrology ★ 4.7

Dr. Ushir Patel, MD

Sacramento, CA 95823

★★★★★ 4.6 (15)
83rd 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 (4,763 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.7
★★★★★ 4.6 (15)
81st 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 (1,960 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Daniel Tierney, MD

Charlotte, NC 28277

★★★★★ 4.6 (15)
97th 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 (9,539 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Vamsi Kanneganti, MD

Sunnyside, WA 98944

★★★★★ 4.6 (15)
53rd 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 (1,576 CMS services/yr).

✓ Accepts Humana ~$222 Cash
Nephrology ★ 4.6

Dr. Tarek Nammour, MD

Ruston, LA 71270

★★★★★ 4.6 (19)
46th 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 (1,668 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Neelofar Khan, MD

Islip, NY 11751

★★★★★ 4.6 (23)
41st 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 (1,237 CMS services/yr).

✓ Accepts Humana ~$232 Cash
Nephrology ★ 4.6

Dr. Ryan Griffiths, MD

Mcminnville, OR 97128

★★★★★ 4.6 (23)
33rd 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 (1,208 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Rodney Arthur, MD

Harrisonburg, VA 22801

★★★★★ 4.6 (22)
54th 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 (1,929 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Gerardo Chica, MD

San Antonio, TX 78217

★★★★★ 4.6 (26)
96th 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 (7,249 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Rashid Dalal, MD

Fairview Heights, IL 62208

★★★★★ 4.6 (22)
33rd 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 (1,648 CMS services/yr).

✓ Accepts Humana ~$218 Cash
Nephrology ★ 4.7

Dr. Emaad Abdel-Rahman, MD

Charlottesville, VA 22903

★★★★★ 4.6 (18)
84th 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 (955 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Joseph Boglia, MD

Port Jefferson, NY 11777

★★★★★ 4.6 (25)
71st 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 (2,785 CMS services/yr).

✓ Accepts Humana ~$232 Cash
Nephrology ★ 4.6

Dr. Fadi Bedros, MD

Manhattan, KS 66502

★★★★★ 4.6 (17)
59th 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 (4,344 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Abdul Khan, MD

Gainesville, TX 76240

★★★★★ 4.6 (21)
74th 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 (2,935 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Brett Parker, MD

Nashville, TN 37221

★★★★★ 4.6 (25)
71st 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 (4,424 CMS services/yr).

✓ Accepts Humana ~$202 Cash
Nephrology ★ 4.8

Dr. Abhijay Jalota, MD

Hopkinsville, KY 42240

★★★★★ 4.6 (17)
97th 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 (2,403 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.5

Dr. Raghu Juvvadi, MD

Spring Hill, FL 34606

★★★★★ 4.6 (25)
28th 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 (1,462 CMS services/yr).

✓ Accepts Humana ~$216 Cash
Nephrology ★ 4.6

Dr. Vimal Vermani, MD

Ventura, CA 93003

★★★★★ 4.6 (21)
45th 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 (1,964 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.7

Dr. Mohammadali Anwar, MD

White Plains, MD 20695

★★★★★ 4.6 (25)
88th 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 (1,378 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Mikhail Novikov, MD

Okatie, SC 29909

★★★★★ 4.6 (16)
87th 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 (4,750 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Murphy Martin, MD

Jackson, MS 39216

★★★★★ 4.6 (20)
85th 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 (3,447 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Motasem Alkhasoneh, MD

Oak Creek, WI 53154

★★★★★ 4.6 (16)
98th WI 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 (2,191 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Rajinder Chawla, MD

South Weymouth, MA 02190

★★★★★ 4.6 (16)
69th 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 (1,876 CMS services/yr).

✓ Accepts Humana ~$224 Cash
Nephrology ★ 4.7

Dr. Joseph Bast, MD

Omaha, NE 68114

★★★★★ 4.6 (24)
87th NE 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 (4,580 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7

Dr. Sohail Usman, MD

Indianapolis, IN 46227

★★★★★ 4.6 (16)
93rd 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 (4,100 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.7
★★★★★ 4.6 (24)
98th 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 (10,656 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Tina Han, MD

Mt Prospect, IL 60056

★★★★★ 4.6 (15)
56th 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 (2,332 CMS services/yr).

✓ Accepts Humana ~$218 Cash
Nephrology ★ 4.7

Dr. Mohammad Al Hasan, MD

Hollister, CA 95023

★★★★★ 4.5 (22)
85th 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 (5,165 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.7

Dr. Jaideep Hingorani, MD

Port Charlotte, FL 33952

★★★★★ 4.5 (18)
96th 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 (3,365 CMS services/yr).

✓ Accepts Humana ~$216 Cash
Nephrology ★ 4.7

Dr. Zavier Ahmed, MD

Fountain Valley, CA 92708

★★★★★ 4.5 (18)
90th 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 (6,928 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.7

Dr. Jennifer Kumar, MD

Santa Clara, CA 95051

★★★★★ 4.5 (26)
66th 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 (2,771 CMS services/yr).

✓ Accepts Humana ~$239 Cash
Nephrology ★ 4.6

Dr. Neel Mann, MD

Amityville, NY 11701

★★★★★ 4.5 (22)
65th 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 (2,379 CMS services/yr).

✓ Accepts Humana ~$232 Cash
Nephrology ★ 4.7

Dr. Daniel Barton, MD

Canfield, OH 44406

★★★★★ 4.5 (22)
78th 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 (1,883 CMS services/yr).

✓ Accepts Humana ~$209 Cash
Nephrology ★ 4.6

Dr. Humberto Rovira Alvarado, MD

Wesley Chapel, FL 33544

★★★★★ 4.5 (26)
39th 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 (1,868 CMS services/yr).

✓ Accepts Humana ~$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.