Chuck Yadmark, MD
Internal Medicine Physician · Livonia, MI
Chuck Yadmark, MD is an internal medicine physician with a practice address in Livonia, Michigan, and NPI 1891803029, issued on Aug 28, 2006. Check the license (Michigan CY063359, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Chuck Yadmark
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- CY063359 MI
Self-reported in NPPES; status is on the state search - Practice location
- 31610 Plymouth RD, Livonia, MI 48150
- Phone
- (734) 421-2840
- Enumerated
- Aug 28, 2006
- Record last updated
- Oct 17, 2023
- Fax
- (734) 421-4045
- Medicare enrollment
- Enrolled (PECOS I20051220000787); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 31610 Plymouth RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Chuck Yadmark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license CY063359Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,205 Medicare Part D claims for 346 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 37 claims were for opioids.
Most prescribed
- Prednisone101 claims
- Azithromycin80 claims
- Cephalexin55 claims
- Zolpidem Tartrate40 claims
- Albuterol Sulfate Hfa38 claims
- Amlodipine Besylate32 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.
Bills Medicare through one group practice
- Iha Health Services CorporationAnn Arbor, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chuck Yadmark among 5,735 internal medicine physician records in Michigan
Chuck Yadmark, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1994 · median 2006 among the 3,564 with a school on file
- Record last updated2023 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
110 internal medicine physician records list a practice address in Livonia
They are 110 of the 4,733 NPPES records with a practice address in Livonia, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Livonia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Hetal Gandhi, MDLivonia, MI 481501396754453
- Imad George, M.DLivonia, MI 481501346230182
- Juliana Grey, M.D.Livonia, MI 481501750355640
- David Gunnerson, MDLivonia, MI 481501588602106
- Colleen Hartwig, D.O.Livonia, MI 481501720056757
Common questions
What is Chuck Yadmark, MD's NPI number?
Chuck Yadmark, MD's National Provider Identifier (NPI) is 1891803029, issued on Aug 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chuck Yadmark, MD located?
The NPPES record lists a practice address at 31610 Plymouth RD, Livonia, MI, 48150. Phone: (734) 421-2840. Providers update this record themselves, so call before visiting.
How can I verify Chuck Yadmark, MD's license?
NPPES lists Michigan license number CY063359, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chuck Yadmark, MD prescribe under Medicare Part D?
In 2024, Chuck Yadmark, MD had 1,205 Medicare Part D claims for 346 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.