David John Gryniewicz, MD
Family Medicine Physician · Detroit, MI
David John Gryniewicz, MD is a family medicine physician with a practice address in Detroit, Michigan, and NPI 1982019642, issued on Jun 21, 2014. Check the license (Michigan 4301105549, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- David John Gryniewicz
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4301105549 MI
Self-reported in NPPES; status is on the state search - Practice location
- 5716 Michigan Ave, Detroit, MI 48210
- Phone
- (313) 554-0485
- Enumerated
- Jun 21, 2014
- Record last updated
- May 18, 2022
- Medicare enrollment
- Enrolled (PECOS I20170511002418); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2014
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 5716 Michigan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Eamann Al-AzemSocial Worker1528730785
- Taisir Ali, RDHDental Hygienist1497255871
- Ragad AlsaeedStudent in an Organized Health Care Education/Training Program1356140966
- Isabella Andrew, LLMSWClinical Social Worker1447899109
Verify David John Gryniewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301105549Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average family medicine physician in 2024
859 Medicare Part D claims for 47 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Suboxone58 claims
- Atorvastatin Calcium56 claims
- Amlodipine Besylate47 claims
- Lisinopril41 claims
- Gabapentin37 claims
- Losartan Potassium35 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
- Covenant Community Care, Inc.Detroit, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David John Gryniewicz among 6,013 family medicine physician records in Michigan
David John Gryniewicz, MD is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 66% of them.
- NPI issued2014 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2014 · median 2008 among the 3,493 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
222 family medicine physician records list a practice address in Detroit
They are 222 of the 19,832 NPPES records with a practice address in Detroit, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Detroit → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Josette French, MDDetroit, MI 482101194790071
- Sherwood Pope, MDDetroit, MI 482101245320118
- Jerome Sitner, D.O.Detroit, MI 482101164492500
- Alicia SteeleDetroit, MI 482101679133227
- Scott Stryd, MDDetroit, MI 482101528032174
- Jerry Uzansky, D.O.Detroit, MI 482101477523892
- Akter Ahmed, MDDetroit, MI 482091053475814
- Tarik Ali, DODetroit, MI 482091477068310
Common questions
What is David John Gryniewicz, MD's NPI number?
David John Gryniewicz, MD's National Provider Identifier (NPI) is 1982019642, issued on Jun 21, 2014. An NPI identifies a provider in billing; it is not a license.
Where is David John Gryniewicz, MD located?
The NPPES record lists a practice address at 5716 Michigan Ave, Detroit, MI, 48210. Phone: (313) 554-0485. Providers update this record themselves, so call before visiting.
How can I verify David John Gryniewicz, MD's license?
NPPES lists Michigan license number 4301105549, 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 David John Gryniewicz, MD prescribe under Medicare Part D?
In 2024, David John Gryniewicz, MD had 859 Medicare Part D claims for 47 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.