James Garfield Withey, M.D.
Hospitalist Physician · Columbia, MD
James Garfield Withey, M.D. is a hospitalist physician with a practice address in Columbia, Maryland, and NPI 1841559861, issued on May 11, 2012. Check the license (Maryland D79859, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- James Garfield Withey
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- D79859 MD
Self-reported in NPPES; status is on the state search - Practice location
- 5755 Cedar LN, Columbia, MD 21044
- Phone
- (410) 740-7890
- Enumerated
- May 11, 2012
- Record last updated
- Aug 25, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20240120000181); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 397 in Maryland → Look up another NPI →
Also registered at 5755 Cedar LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohammed Abdel-Rahim, DOHospitalist Physician1316437569
- Adegboyega Abdulkadir, M.D.Neonatal-Perinatal Medicine Physician1750554143
- Nancy Acs, LCSW-CClinical Social Worker1033411814
- Eniola Adejumo, MDHospitalist Physician1104110675
- Farzaneh Agahi, DNPCritical Care Medicine Registered Nurse1902661283
- Nickolas Agathis, M.D. (IN MAY 2015)Pediatrics Physician1740676535
Verify James Garfield Withey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D79859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average hospitalist physician in 2024
71 Medicare Part D claims for 29 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Lamotrigine12 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): 74.4 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
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Garfield Withey among 397 hospitalist physician records in Maryland
James Garfield Withey, M.D. is one of 397 hospitalist physician records with a practice address in Maryland. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 49% of them.
- NPI issued2012 · 49% of these records are older, 46% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2012 · median 2010 among the 330 with a school on file
- Record last updated2017 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Maryland
There are 397 hospitalist physician records in Maryland.
All 397 in Maryland → Every provider in Columbia → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Mohammed Abdel-Rahim, DOColumbia, MD 210441316437569
- Eniola Adejumo, MDColumbia, MD 210441104110675
- Nouman Akbar, M.D.Columbia, MD 210441265817514
- Muhammad Hamza Bukhari, MDColumbia, MD 210441205397254
- Tsehaye GesesewColumbia, MD 210441831564319
- Pramila Jaladanki, CRNPColumbia, MD 210441053834069
- Christopher Kim, D.O.Columbia, MD 210441649449653
- Lauren Larocca, MDColumbia, MD 210441114489861
Common questions
What is James Garfield Withey, M.D.'s NPI number?
James Garfield Withey, M.D.'s National Provider Identifier (NPI) is 1841559861, issued on May 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is James Garfield Withey, M.D. located?
The NPPES record lists a practice address at 5755 Cedar LN, Columbia, MD, 21044. Phone: (410) 740-7890. Providers update this record themselves, so call before visiting.
How can I verify James Garfield Withey, M.D.'s license?
NPPES lists Maryland license number D79859, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Garfield Withey, M.D. prescribe under Medicare Part D?
In 2024, James Garfield Withey, M.D. had 71 Medicare Part D claims for 29 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is James Garfield Withey, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.4 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.