Reiana Jo Mahan, MD
Family Medicine Physician · Columbia, MO
Reiana Jo Mahan, MD is a family medicine physician with a practice address in Columbia, Missouri, and NPI 1609437490, issued on Jun 24, 2019. Check the license (Missouri 2022040574, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Reiana Jo Mahan
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 2022040574 MO
Self-reported in NPPES; status is on the state search - Practice location
- 551 Veterans United Dr, Columbia, MO 65201
- Phone
- (573) 884-7733
- Enumerated
- Jun 24, 2019
- Record last updated
- Nov 15, 2022
- Fax
- (573) 882-6228
- Medicaid ID
- 200071706 MO
- Medicare enrollment
- Enrolled (PECOS I20221214000988); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Columbia School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,991 in Missouri → Look up another NPI →
Also registered at 551 Veterans United Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Reiana Jo Mahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2022040574Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average family medicine physician in 2024
1,877 Medicare Part D claims for 159 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 54 claims were for opioids.
Most prescribed
- Levothyroxine Sodium127 claims
- Atorvastatin Calcium124 claims
- Amlodipine Besylate118 claims
- Gabapentin64 claims
- Lisinopril60 claims
- Pantoprazole Sodium54 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 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
- The Curators OF The University OF MissouriColumbia, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Reiana Jo Mahan among 2,991 family medicine physician records in Missouri
Reiana Jo Mahan, MD is one of 2,991 family medicine physician records with a practice address in Missouri. 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 2019, is newer than 82% of them.
- NPI issued2019 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2019 · median 2006 among the 1,778 with a school on file
- Record last updated2022 · 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 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
195 family medicine physician records list a practice address in Columbia
They are 195 of the 6,004 NPPES records with a practice address in Columbia, and 2,991 family medicine physician records in Missouri.
All 2,991 in Missouri → Every provider in Columbia → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jeffery Belden, MDColumbia, MO 652011871551739
- Kathleen David, M.D.Columbia, MO 652011992796577
- Bridget Early, M.D.Columbia, MO 652011710968201
- Anne Fitzsimmons, MDColumbia, MO 652011629036561
- Justin Jones, M.D.Columbia, MO 652011962488536
- Scott Kinkade, M.D.Columbia, MO 652011508825894
- Peter Koopman, MDColumbia, MO 652011376526913
- Michael Lefevre, MDColumbia, MO 652011962460055
Common questions
What is Reiana Jo Mahan, MD's NPI number?
Reiana Jo Mahan, MD's National Provider Identifier (NPI) is 1609437490, issued on Jun 24, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Reiana Jo Mahan, MD located?
The NPPES record lists a practice address at 551 Veterans United Dr, Columbia, MO, 65201. Phone: (573) 884-7733. Providers update this record themselves, so call before visiting.
How can I verify Reiana Jo Mahan, MD's license?
NPPES lists Missouri license number 2022040574, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Reiana Jo Mahan, MD prescribe under Medicare Part D?
In 2024, Reiana Jo Mahan, MD had 1,877 Medicare Part D claims for 159 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Reiana Jo Mahan, MD's MIPS final score?
The 2023 MIPS final score is 100 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.