John Mougin, M.D.
Internal Medicine Physician · Flagstaff, AZ
John Mougin, M.D. is an internal medicine physician with a practice address in Flagstaff, Arizona, and NPI 1851387278, issued on Sep 21, 2005. Check the license (Arizona 23705, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Mougin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 23705 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1200 N Beaver St, Flagstaff, AZ 86001
- Phone
- (928) 214-2920
- Enumerated
- Sep 21, 2005
- Record last updated
- Mar 15, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (928) 214-2925
- Medicaid ID
- 346652 AZ
- Medicare enrollment
- Enrolled (PECOS I20070109000262); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 1200 N Beaver St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Mougin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 23705Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 77 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Northern Arizona Healthcare CorporationFlagstaff, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Mougin among 2,853 internal medicine physician records in Arizona
John Mougin, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1994 · median 2003 among the 1,643 with a school on file
- Record last updated2017 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Arizona
There are 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Flagstaff → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jane Bigler, MDFlagstaff, AZ 860011285607952
- Heather Crittenden, MDFlagstaff, AZ 860011467448142
- Bradley Dixon, MDFlagstaff, AZ 860011053393363
- Margaret Donnelly, MDFlagstaff, AZ 860011316924905
- Sharon Drake, D.O.Flagstaff, AZ 860011801996632
- Mark Foster, M.D.Flagstaff, AZ 860011710950480
- James Galloway, MDFlagstaff, AZ 860011053427229
- Thomas Ho, M.D.Flagstaff, AZ 860011538154505
Common questions
What is John Mougin, M.D.'s NPI number?
John Mougin, M.D.'s National Provider Identifier (NPI) is 1851387278, issued on Sep 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Mougin, M.D. located?
The NPPES record lists a practice address at 1200 N Beaver St, Flagstaff, AZ, 86001. Phone: (928) 214-2920. Providers update this record themselves, so call before visiting.
How can I verify John Mougin, M.D.'s license?
NPPES lists Arizona license number 23705, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is John Mougin, M.D.'s MIPS final score?
The 2023 MIPS final score is 77 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.