John Harold Marsh, DO
Emergency Medicine Physician · Morgantown, WV
John Harold Marsh, DO is an emergency medicine physician with a practice address in Morgantown, West Virginia, and NPI 1033444674, issued on Oct 15, 2009. Check the license (West Virginia 2934, as entered in NPPES) on the West Virginia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- John Harold Marsh
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 2934 WV
Self-reported in NPPES; status is on the state search - Practice location
- 1200 J D Anderson Dr, Morgantown, WV 26505
- Phone
- (304) 598-1200
- Enumerated
- Oct 15, 2009
- Record last updated
- Jan 18, 2024
- Medicare enrollment
- Enrolled (PECOS I20150824000461); accepts Medicare assignment
- Medical or professional school
- West Virginia School Of Osteopathic Medicine, 2008
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 492 in West Virginia → Look up another NPI →
Also registered at 1200 J D Anderson Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Harold Marsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWest Virginia Board of Medicine
Search for license 2934Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average emergency medicine physician in 2024
539 Medicare Part D claims for 245 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 86 claims were for opioids.
Most prescribed
- Ondansetron Odt90 claims
- Hydrocodone-Acetaminophen50 claims
- Methylprednisolone47 claims
- Cyclobenzaprine Hcl35 claims
- Prednisone27 claims
- Doxycycline Monohydrate26 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): 78.7 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
- Monongalia County General Hospital CompanyMorgantown, WV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Harold Marsh among 492 emergency medicine physician records in West Virginia
John Harold Marsh, DO is one of 492 emergency medicine physician records with a practice address in West Virginia. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2008 · median 2010 among the 304 with a school on file
- Record last updated2024 · 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 207P00000X and a West Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
114 emergency medicine physician records list a practice address in Morgantown
They are 114 of the 6,074 NPPES records with a practice address in Morgantown, and 492 emergency medicine physician records in West Virginia.
All 492 in West Virginia → Every provider in Morgantown → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Chad Anderson, MDMorgantown, WV 265051467657940
- Scott Benson, M.D.Morgantown, WV 265051568547990
- Erik Buzzard, DOMorgantown, WV 265051336307156
- William Dickey, M.D.Morgantown, WV 265051962582841
- Jack Ditty, M.D.Morgantown, WV 265051043390925
- Mary Edwards, DOMorgantown, WV 265051114124187
- Christopher Edwards, D.O.Morgantown, WV 265051033301304
- Vicki Everly, M.D.Morgantown, WV 265051932289816
Common questions
What is John Harold Marsh, DO's NPI number?
John Harold Marsh, DO's National Provider Identifier (NPI) is 1033444674, issued on Oct 15, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John Harold Marsh, DO located?
The NPPES record lists a practice address at 1200 J D Anderson Dr, Morgantown, WV, 26505. Phone: (304) 598-1200. Providers update this record themselves, so call before visiting.
How can I verify John Harold Marsh, DO's license?
NPPES lists West Virginia license number 2934, as entered by the provider. Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Harold Marsh, DO prescribe under Medicare Part D?
In 2024, John Harold Marsh, DO had 539 Medicare Part D claims for 245 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is John Harold Marsh, DO's MIPS final score?
The 2023 MIPS final score is 78.7 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.