NPPES file of Aug 9, 2026

Megan Janet McMahon

Obstetrics & Gynecology Physician · Columbia, MO

Megan Janet McMahon is an obstetrics & gynecology physician with a practice address in Columbia, Missouri, and NPI 1811428766, issued on Mar 22, 2017. Check the license (Missouri 2024012059, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811428766
Name
Megan Janet McMahon
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
2024012059 MO
MD203805 OR
Self-reported in NPPES; status is on the state search
Practice location
404 N Keene St, Columbia, MO 65201
Phone
(573) 499-6084
Enumerated
Mar 22, 2017
Record last updated
Apr 8, 2024
Fax
(573) 499-6088
Medicare enrollment
Enrolled (PECOS I20240610003508); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 404 N Keene St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Salim Aljabari, MDPediatric Critical Care Medicine Physician1477809523
  2. Lori Anderson, A.P.R.N.Advanced Practice Midwife1811327315
  3. Nia Aragon, NNPNeonatal Nurse Practitioner1205381019
  4. Krysta Arnold, P.A.Surgical Physician Assistant1851517130
  5. Alicia Bach, M.D.Pediatric Hematology & Oncology Physician1629455365
  6. Nathan Beckett, MDPediatrics Physician1013403054

Verify Megan Janet McMahon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2024012059
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

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77% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

38 Medicare Part D claims for 17 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Megan McMahon38
  2. Specialty average165

Most prescribed

  1. Estradiol12 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 MIPS final score for 2023 (Medicare payment program): 97.8 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score81.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. 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).

Megan Janet McMahon among 902 obstetrics & gynecology physician records in Missouri

Megan Janet McMahon is one of 902 obstetrics & gynecology physician records with a practice address in Missouri. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 75% of them.

  • NPI issued2017 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2017 · median 2007 among the 528 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Missouri

There are 902 obstetrics & gynecology physician records in Missouri.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Mary Benton, MDColumbia, MO 652011326085051
  2. Michael Burks, MDColumbia, MO 652011871552075
  3. John Cassels, MDColumbia, MO 652011295783157
  4. Randall Floyd, MDColumbia, MO 652011659339943
  5. John Gay, MDColumbia, MO 652011982652632
  6. Laura Grant, M.D.Columbia, MO 652011932178720
  7. Kevin Jones, M.D.Columbia, MO 652011710956966
  8. David Moreton, M.D.Columbia, MO 652011285603894

Common questions

What is Megan Janet McMahon's NPI number?

Megan Janet McMahon's National Provider Identifier (NPI) is 1811428766, issued on Mar 22, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Megan Janet McMahon located?

The NPPES record lists a practice address at 404 N Keene St, Columbia, MO, 65201. Phone: (573) 499-6084. Providers update this record themselves, so call before visiting.

How can I verify Megan Janet McMahon's license?

NPPES lists Missouri license number 2024012059, 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 Megan Janet McMahon prescribe under Medicare Part D?

In 2024, Megan Janet McMahon had 38 Medicare Part D claims for 17 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Megan Janet McMahon's MIPS final score?

The 2023 MIPS final score is 97.8 of 100. 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.