NPPES file of Aug 9, 2026

Jason A. Yelk, DO

Internal Medicine Physician · Madison, WI

Jason A. Yelk, DO is an internal medicine physician with a practice address in Madison, Wisconsin, and NPI 1063408862, issued on Sep 27, 2005. Check the license (Wisconsin 44725-21, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063408862
Name
Jason A. Yelk
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
44725-21 WI
34-008608 OH
Self-reported in NPPES; status is on the state search
Practice location
202 S Park St, Madison, WI 53715
Phone
(608) 417-5695
Enumerated
Sep 27, 2005
Record last updated
Jul 3, 2026
Fax
(608) 417-5890
Medicare enrollment
Enrolled (PECOS I20070522000132); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2000
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 202 S Park St

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

  1. Jacquelyn Adams, M.D.Maternal & Fetal Medicine Physician1811330376
  2. Lynsi Albright, PTAPhysical Therapy Assistant1225380645
  3. Ibrahim Ali, MDInternal Medicine Physician1588292023
  4. William Alward, MDPulmonary Disease Physician1609880939
  5. Iliya Amaza, M.D.Pulmonary Disease Physician1205242732
  6. Jose Anaya, M.D.Internal Medicine Physician1679717680

Verify Jason A. Yelk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 44725-21
    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

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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Bills Medicare through one group practice

  1. Meriter Hospital IncMadison, WI

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

Jason A. Yelk among 2,078 internal medicine physician records in Wisconsin

Jason A. Yelk, DO is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% 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, 91% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2000 · median 2002 among the 1,098 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

417 internal medicine physician records list a practice address in Madison

They are 417 of the 15,014 NPPES records with a practice address in Madison, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Bugliosi, M.D.Madison, WI 537151629055124
  2. Rebecca Byers, MDMadison, WI 537151568439248
  3. Tony Chang, MDMadison, WI 537151831166990
  4. Heather Childers-Okas, DOMadison, WI 537151093782765
  5. Richard Day, MDMadison, WI 537151972570653
  6. Elizabeth George, MDMadison, WI 537151255308409
  7. Jeremy Jaskunas, MDMadison, WI 537151568438414
  8. Frank Kilpatrick, MDMadison, WI 537151154397172

Common questions

What is Jason A. Yelk, DO's NPI number?

Jason A. Yelk, DO's National Provider Identifier (NPI) is 1063408862, issued on Sep 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jason A. Yelk, DO located?

The NPPES record lists a practice address at 202 S Park St, Madison, WI, 53715. Phone: (608) 417-5695. Providers update this record themselves, so call before visiting.

How can I verify Jason A. Yelk, DO's license?

NPPES lists Wisconsin license number 44725-21, 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.

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.