James R. Mason
Diagnostic Radiology Physician · Mankato, MN
James R. Mason is a diagnostic radiology physician with a practice address in Mankato, Minnesota, and NPI 1407276991, issued on Apr 23, 2014. Check the license (Minnesota 82257, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- James R. Mason
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- 82257 MN
OS19944 FL
OS020517 PA
R2407 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1025 Marsh St, Mankato, MN 56001
- Phone
- (507) 625-4031
- Enumerated
- Apr 23, 2014
- Record last updated
- Jul 23, 2026
- Medicare enrollment
- Enrolled (PECOS I20200708000725); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,700 in Minnesota → Look up another NPI →
Also registered at 1025 Marsh St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaitlin Ahlskog, PA-CPhysician Assistant1649638883
- Ebtihal Ahmed, MBBSPediatrics Physician1235653452
Verify James R. Mason in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 82257Check 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).
Industry payments in 2024: $31,750.00
1 payment: consulting fee; the largest payer was iSchemaView, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Einstein Practice Plan IncPhila, PA
- Mori Bean And Brooks IncUpper Saint Clair, PA
- Northside Radiology Associates LLCPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James R. Mason among 1,700 diagnostic radiology physician records in Minnesota
James R. Mason is one of 1,700 diagnostic radiology physician records with a practice address in Minnesota. 79% 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 79% of them.
- NPI issued2014 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2014 · median 2003 among the 1,324 with a school on file
- Record last updated2026 · 42% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 diagnostic radiology physician records list a practice address in Mankato
They are 25 of the 2,079 NPPES records with a practice address in Mankato, and 1,700 diagnostic radiology physician records in Minnesota.
All 1,700 in Minnesota → Every provider in Mankato → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Usman Anwer, MDMankato, MN 560011316266562
- Susan Austin, MDMankato, MN 560011942289897
- Mark Austin, MDMankato, MN 560011225017098
- Phillip Benzmiller, MDMankato, MN 560011811976863
- Brent Bullis, M.D.Mankato, MN 560011831140441
- Andrew Chow, M.D.Mankato, MN 560011700178159
- Jonathan Hard, M.D.Mankato, MN 560011407906688
- Steven Haugen, M.D.Mankato, MN 560011518967413
Common questions
What is James R. Mason's NPI number?
James R. Mason's National Provider Identifier (NPI) is 1407276991, issued on Apr 23, 2014. An NPI identifies a provider in billing; it is not a license.
Where is James R. Mason located?
The NPPES record lists a practice address at 1025 Marsh St, Mankato, MN, 56001. Phone: (507) 625-4031. Providers update this record themselves, so call before visiting.
How can I verify James R. Mason's license?
NPPES lists Minnesota license number 82257, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is James R. Mason'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.