John J. Frederick, D.O.
Diagnostic Radiology Physician · Flint, MI
John J. Frederick, D.O. is a diagnostic radiology physician with a practice address in Flint, Michigan, and NPI 1265469332, issued on Jun 26, 2006. Check the license (Michigan 5101007568, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- John J. Frederick
- Credential
- D.O.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 5101007568 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3346 Lennon RD, Flint, MI 48507
- Phone
- (810) 732-1919
- Enumerated
- Jun 26, 2006
- Record last updated
- Aug 23, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (810) 732-3740
- Medicaid ID
- 3321207 MI
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,584 in Michigan → Look up another NPI →
Also registered at 3346 Lennon RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Morrison, D.O.Diagnostic Radiology Physician1336175306
Verify John J. Frederick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101007568Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
23 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D.
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.
John J. Frederick among 1,584 diagnostic radiology physician records in Michigan
John J. Frederick, D.O. is one of 1,584 diagnostic radiology physician records with a practice address in Michigan. 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 50% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2011 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Michigan
There are 1,584 diagnostic radiology physician records in Michigan.
All 1,584 in Michigan → Every provider in Flint → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- John Dobson, M.D.Flint, MI 485071861429037
- Walter Harper, DOFlint, MI 485071720053473
- Randy Hicks, MDFlint, MI 485071376509851
- Jeanne Hicks, MDFlint, MI 485071033131206
- Joel Kimelman, DOFlint, MI 485071720042674
- William Melton, MDFlint, MI 485071437101631
- Jeffrey Mitchinson, MDFlint, MI 485071467474635
- John Morrison, D.O.Flint, MI 485071336175306
Common questions
What is John J. Frederick, D.O.'s NPI number?
John J. Frederick, D.O.'s National Provider Identifier (NPI) is 1265469332, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John J. Frederick, D.O. located?
The NPPES record lists a practice address at 3346 Lennon RD, Flint, MI, 48507. Phone: (810) 732-1919. Providers update this record themselves, so call before visiting.
How can I verify John J. Frederick, D.O.'s license?
NPPES lists Michigan license number 5101007568, 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 John J. Frederick, D.O. prescribe under Medicare Part D?
In 2024, John J. Frederick, D.O. had 23 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.