Matthew Holcomb, DO
Internal Medicine Physician · Marietta, OH
Matthew Holcomb, DO is an internal medicine physician with a practice address in Marietta, Ohio, and NPI 1205416740, issued on Apr 9, 2021. Check the license (Ohio 34.017129, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Matthew Holcomb
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 34.017129 OH
Self-reported in NPPES; status is on the state search - Practice location
- 401 Matthew St, Marietta, OH 45750
- Phone
- (740) 374-7700
- Enumerated
- Apr 9, 2021
- Record last updated
- May 2, 2024
- Medicare enrollment
- Enrolled (PECOS I20240627001920); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 401 Matthew St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Matthew Holcomb in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34.017129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
315 Medicare Part D claims for 91 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Cefdinir19 claims
- Prednisone19 claims
- Amlodipine Besylate17 claims
- Atorvastatin Calcium16 claims
- Lisinopril16 claims
- Metoprolol Succinate13 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.
One hospital affiliation
- Marietta Memorial HospitalMarietta, OH · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Matthew Holcomb among 5,277 internal medicine physician records in Ohio
Matthew Holcomb, DO is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% 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 88% of them.
- NPI issued2021 · 88% of these records are older, 8% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2021 · median 2006 among the 3,414 with a school on file
- Record last updated2024 · 58% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 internal medicine physician records list a practice address in Marietta
They are 39 of the 1,141 NPPES records with a practice address in Marietta, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Marietta → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Harold Boye, MDMarietta, OH 457501790745115
- Christopher Cockerham, MDMarietta, OH 457501821020918
- Bob Erdelyi, MDMarietta, OH 457501780689109
- Cynthia Gaerke, M.D.Marietta, OH 457501538184437
- Eva Giro, MDMarietta, OH 457501104821420
- Frederic Humphrey, DOMarietta, OH 457501366438848
- Sri Ranjini Kanagalingam, MDMarietta, OH 457501720032386
- Aneeta Khanna, M.D.Marietta, OH 457501558331306
Common questions
What is Matthew Holcomb, DO's NPI number?
Matthew Holcomb, DO's National Provider Identifier (NPI) is 1205416740, issued on Apr 9, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Holcomb, DO located?
The NPPES record lists a practice address at 401 Matthew St, Marietta, OH, 45750. Phone: (740) 374-7700. Providers update this record themselves, so call before visiting.
How can I verify Matthew Holcomb, DO's license?
NPPES lists Ohio license number 34.017129, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew Holcomb, DO prescribe under Medicare Part D?
In 2024, Matthew Holcomb, DO had 315 Medicare Part D claims for 91 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.