NPPES file of Aug 9, 2026

Jocelyn Zajac, MD

Surgery Physician · Madison, WI

Jocelyn Zajac, MD is a surgery physician with a practice address in Madison, Wisconsin, and NPI 1558823575, issued on Apr 1, 2019. Check the license (Wisconsin 76585-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1558823575
Name
Jocelyn Zajac
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
76585-20 WI
Self-reported in NPPES; status is on the state search
Practice location
600 Highland Ave, Madison, WI 53792
Phone
(608) 263-6400
Enumerated
Apr 1, 2019
Record last updated
Jul 29, 2026
Medicare enrollment
Enrolled (PECOS I20260603003585); may accept Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 2019
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 600 Highland Ave

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

  1. Michael AabergSurgery Physician1346991064
  2. Carrah Aadrik, CRNACertified Registered Nurse Anesthetist1326423286
  3. Daniel Abbott, MDSurgical Oncology Physician1750412615
  4. Alaa Abd-ElsayedPain Medicine Physician1194967703
  5. Safiyya Abdulkadir, MDRheumatology Physician1093455826
  6. Edwin Abel, M.D.Urology Physician1083800510

Verify Jocelyn Zajac in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 76585-20
    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 Wisconsin license search

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65% fewer Medicare Part D claims than the average surgery physician in 2024

51 Medicare Part D claims for 31 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Jocelyn Zajac51
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl25 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.

Jocelyn Zajac among 726 surgery physician records in Wisconsin

Jocelyn Zajac, MD is one of 726 surgery physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.

  • NPI issued2019 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2019 · median 2006 among the 446 with a school on file
  • Record last updated2026 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Wisconsin

There are 726 surgery physician records in Wisconsin.

The 8 surgery physician records with the nearest ZIP codes

  1. Evie Carchman, M.D.Madison, WI 537921114123502
  2. Luke Funk, MDMadison, WI 537921558440677
  3. Bruce Harms, MDMadison, WI 537921003871617
  4. Charles Heise, MDMadison, WI 537921346205036
  5. Anne Lidor, M.D.Madison, WI 537921912948613
  6. Heather Neuman, M.D.Madison, WI 537921780843680
  7. James Orr, MDMadison, WI 537921588867683
  8. Layton Rikkers, MDMadison, WI 537921629032297

Common questions

What is Jocelyn Zajac, MD's NPI number?

Jocelyn Zajac, MD's National Provider Identifier (NPI) is 1558823575, issued on Apr 1, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Jocelyn Zajac, MD located?

The NPPES record lists a practice address at 600 Highland Ave, Madison, WI, 53792. Phone: (608) 263-6400. Providers update this record themselves, so call before visiting.

How can I verify Jocelyn Zajac, MD's license?

NPPES lists Wisconsin license number 76585-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jocelyn Zajac, MD prescribe under Medicare Part D?

In 2024, Jocelyn Zajac, MD had 51 Medicare Part D claims for 31 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

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.