Colin Jantz McMahon, MD
Emergency Medicine Physician · Detroit, MI
Colin Jantz McMahon, MD is an emergency medicine physician with a practice address in Detroit, Michigan, and NPI 1225618150, issued on Apr 13, 2021. Check the license (Michigan 4301513931, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Colin Jantz McMahon
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 4301513931 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2799 W Grand Blvd, Detroit, MI 48202
- Phone
- (313) 916-1545
- Enumerated
- Apr 13, 2021
- Record last updated
- Apr 27, 2026
- Medicare enrollment
- Enrolled (PECOS I20250707000426); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2021
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,083 in Michigan → Look up another NPI →
Also registered at 2799 W Grand Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Colin Jantz McMahon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301513931Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average emergency medicine physician in 2024
21 Medicare Part D claims for 15 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Medical Center Emergency ServicesDetroit, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colin Jantz McMahon among 3,083 emergency medicine physician records in Michigan
Colin Jantz McMahon, MD is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 82% of them.
- NPI issued2021 · 82% of these records are older, 14% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2021 · median 2013 among the 1,931 with a school on file
- Record last updated2026 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
451 emergency medicine physician records list a practice address in Detroit
They are 451 of the 19,832 NPPES records with a practice address in Detroit, and 3,083 emergency medicine physician records in Michigan.
All 3,083 in Michigan → Every provider in Detroit → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Pino Colone, M.D.Detroit, MI 482021033208558
- Nikhil Goyal, M.D.Detroit, MI 482021053367532
- Howard Klausner, M.D.Detroit, MI 482021336213842
- Clifford Patrick Loeckner, M.D.Detroit, MI 482021417021924
- Manu Malhotra, M.D.Detroit, MI 482021326112830
- Gerard Martin, M.D.Detroit, MI 482021235203746
- Derek McCalmont, M.D.Detroit, MI 482021144394651
- Jumana Nagarwala, MDDetroit, MI 482021619048329
Common questions
What is Colin Jantz McMahon, MD's NPI number?
Colin Jantz McMahon, MD's National Provider Identifier (NPI) is 1225618150, issued on Apr 13, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Colin Jantz McMahon, MD located?
The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (313) 916-1545. Providers update this record themselves, so call before visiting.
How can I verify Colin Jantz McMahon, MD's license?
NPPES lists Michigan license number 4301513931, 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 Colin Jantz McMahon, MD prescribe under Medicare Part D?
In 2024, Colin Jantz McMahon, MD had 21 Medicare Part D claims for 15 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.