NPPES file of Aug 9, 2026

Anthony W. Zydlewski, MD

Nephrology Physician · Norfolk, VA

Anthony W. Zydlewski, MD is a nephrology physician with a practice address in Norfolk, Virginia, and NPI 1720077431, issued on Oct 14, 2005. Check the license (Virginia 0101057450, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720077431
Name
Anthony W. Zydlewski
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
0101057450 VA
Self-reported in NPPES; status is on the state search
Practice location
6160 Kempsville Cir, Norfolk, VA 23502
Phone
(757) 466-9288
Enumerated
Oct 14, 2005
Record last updated
Oct 24, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(757) 457-3691
Medicare enrollment
Enrolled (PECOS I20101013000433); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6160 Kempsville Cir

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mark Bewley, MDSports Medicine (Orthopaedic Surgery) Physician1023073889
  2. Winifred Bragg, MDPain Medicine (Physical Medicine & Rehabilitation) Physician1679543078
  3. Bradley Butkovich, MDSports Medicine (Orthopaedic Surgery) Physician1154372712
  4. J Byrd, MDOrthopaedic Surgery Physician1609831742
  5. Michael Campbell, MDOrthopaedic Surgery Physician1982880191
  6. Joann Dervay, MDPain Medicine (Physical Medicine & Rehabilitation) Physician1043275803

Verify Anthony W. Zydlewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101057450
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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1% more Medicare Part D claims than the average nephrology physician in 2024

1,480 Medicare Part D claims for 258 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Anthony Zydlewski1,480
  2. Specialty average1,465

Most prescribed

  1. Losartan Potassium212 claims
  2. Amlodipine Besylate168 claims
  3. Furosemide154 claims
  4. Sevelamer Carbonate120 claims
  5. Hydralazine Hcl99 claims
  6. Velphoro68 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 67.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score74.3
  2. Costout of 100 · 30%83.8
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $30.24

1 payment: food and beverage; the largest payer was Ardelyx, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Anthony Zydlewski$30.24
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Nephrology Associates OF Tidewater LtdNorfolk, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Anthony W. Zydlewski among 327 nephrology physician records in Virginia

Anthony W. Zydlewski, MD is one of 327 nephrology physician records with a practice address in Virginia. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 84% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1989 · median 2001 among the 242 with a school on file
  • Record last updated2007 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Virginia

There are 327 nephrology physician records in Virginia.

The 8 nephrology physician records with the nearest ZIP codes

  1. Abdul Chaudhry, M.D.Norfolk, VA 235021396742037
  2. Michael Grassia, MDNorfolk, VA 235021235128133
  3. Sandeep Magoon, MDNorfolk, VA 235021962698720
  4. Melody Siff, MDNorfolk, VA 235021205330750
  5. Wei Zhao, M.D.Norfolk, VA 235021205834405
  6. Thomas McCune, MDNorfolk, VA 235071154310050
  7. Maxim Mirovski, MDNorfolk, VA 235071689797847
  8. Mruna Patel, MDNorfolk, VA 235071003445040

Common questions

What is Anthony W. Zydlewski, MD's NPI number?

Anthony W. Zydlewski, MD's National Provider Identifier (NPI) is 1720077431, issued on Oct 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Anthony W. Zydlewski, MD located?

The NPPES record lists a practice address at 6160 Kempsville Cir, Norfolk, VA, 23502. Phone: (757) 466-9288. Providers update this record themselves, so call before visiting.

How can I verify Anthony W. Zydlewski, MD's license?

NPPES lists Virginia license number 0101057450, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Anthony W. Zydlewski, MD prescribe under Medicare Part D?

In 2024, Anthony W. Zydlewski, MD had 1,480 Medicare Part D claims for 258 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

What is Anthony W. Zydlewski, MD's MIPS final score?

The 2023 MIPS final score is 67.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.