Grant Elliot Mackinnon, MD
Diagnostic Radiology Physician · Fort Wayne, IN
Grant Elliot Mackinnon, MD is a diagnostic radiology physician with a practice address in Fort Wayne, Indiana, and NPI 1720666795, issued on Mar 31, 2021. Check the license on the Medical Licensing Board of Indiana; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Grant Elliot Mackinnon
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 4301509433 MI
Self-reported in NPPES; status is on the state search - Practice location
- 7950 W Jefferson Blvd, Fort Wayne, IN 46804
- Phone
- (260) 435-7001
- Enumerated
- Mar 31, 2021
- Record last updated
- Jul 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20260413001610); may accept Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 779 in Indiana → Look up another NPI →
Also registered at 7950 W Jefferson Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Grant Elliot Mackinnon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of IndianaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Grant Elliot Mackinnon among 779 diagnostic radiology physician records in Indiana
Grant Elliot Mackinnon, MD is one of 779 diagnostic radiology physician records with a practice address in Indiana. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 98% of them.
- NPI issued2021 · 98% of these records are older, under 1% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2021 · median 2002 among the 533 with a school on file
- Record last updated2026 · 63% 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 Indiana 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 Indiana
There are 779 diagnostic radiology physician records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 779 in Indiana → Every provider in Fort Wayne → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- John Bormann, MDFort Wayne, IN 468041689645707
- Robert Conner, M.D.Fort Wayne, IN 468041710969258
- Diane Daly, MDFort Wayne, IN 468041487625653
- Christian Fisher, M.D.Fort Wayne, IN 468041215920079
- Brett Hagedorn, MDFort Wayne, IN 468041275504458
- Steven Hossler, M.D.Fort Wayne, IN 468041124002746
- John Kim, MDFort Wayne, IN 468041710958848
- Michael Parker, MDFort Wayne, IN 468041619948726
Common questions
What is Grant Elliot Mackinnon, MD's NPI number?
Grant Elliot Mackinnon, MD's National Provider Identifier (NPI) is 1720666795, issued on Mar 31, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Grant Elliot Mackinnon, MD located?
The NPPES record lists a practice address at 7950 W Jefferson Blvd, Fort Wayne, IN, 46804. Phone: (260) 435-7001. Providers update this record themselves, so call before visiting.
How can I verify Grant Elliot Mackinnon, MD's license?
Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. 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. 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.