Ashley Marguerite Schaeffer, MD
Internal Medicine Physician · Columbia, MO
Ashley Marguerite Schaeffer, MD is an internal medicine physician with a practice address in Columbia, Missouri, and NPI 1649840281, issued on Jun 27, 2021. Check the license (Missouri 2025033854, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ashley Marguerite Schaeffer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2025033854 MO
Self-reported in NPPES; status is on the state search - Practice location
- 909 Hitt St, Columbia, MO 65211
- Phone
- (573) 882-7481
- Enumerated
- Jun 27, 2021
- Record last updated
- Aug 18, 2025
- Fax
- (573) 882-5370
- Medicare enrollment
- Enrolled (PECOS I20250904004523); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 909 Hitt St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ashley Marguerite Schaeffer 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 2025033854Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
168 Medicare Part D claims for 19 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium13 claims
- Estradiol11 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
- 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).
Ashley Marguerite Schaeffer among 2,604 internal medicine physician records in Missouri
Ashley Marguerite Schaeffer, MD is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% 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 79% of them.
- NPI issued2021 · 79% of these records are older, 17% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2021 · median 2006 among the 1,443 with a school on file
- Record last updated2025 · 48% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
213 internal medicine physician records list a practice address in Columbia
They are 213 of the 6,004 NPPES records with a practice address in Columbia, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Columbia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kevin Clary, MDColumbia, MO 652121821280769
- Kristin Hahn-Cover, M.D.Columbia, MO 652121124070172
- Murtaza Kazmi, MDColumbia, MO 652121861588972
- Melissa Kouba, MDColumbia, MO 652121780614495
- Robert Lancey, M.D.Columbia, MO 652121285682997
- Syed Naqvi, M.D.Columbia, MO 652121386841047
- Puja Nistala, M.D.Columbia, MO 652121205947835
- John Onofrio, MDColumbia, MO 652121033161534
Common questions
What is Ashley Marguerite Schaeffer, MD's NPI number?
Ashley Marguerite Schaeffer, MD's National Provider Identifier (NPI) is 1649840281, issued on Jun 27, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Marguerite Schaeffer, MD located?
The NPPES record lists a practice address at 909 Hitt St, Columbia, MO, 65211. Phone: (573) 882-7481. Providers update this record themselves, so call before visiting.
How can I verify Ashley Marguerite Schaeffer, MD's license?
NPPES lists Missouri license number 2025033854, 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 Ashley Marguerite Schaeffer, MD prescribe under Medicare Part D?
In 2024, Ashley Marguerite Schaeffer, MD had 168 Medicare Part D claims for 19 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.