John Marsh, DO
NPI 1033444674 · Emergency Medicine Physician · Morgantown, WV
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Marsh, DO is a Emergency Medicine Physician provider in Morgantown, WV (NPI 1033444674).
Provider details
- NPI number
- 1033444674
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2934 (WV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
724 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 263 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 178 | $116 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 164 | $171 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 88 | $68 |
| Critical Care, First 30-74 Minutes99291 | 31 | $205 |
Typical Medicare-allowed amounts for these services range $8–$205 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 90 | 85 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 50 | 47 |
| Methylprednisolone | 47 | 47 |
| Cyclobenzaprine Hcl | 35 | 34 |
| Prednisone | 27 | 25 |
| Doxycycline Monohydrate | 26 | 26 |
| Cefuroxime Axetilbrand: Cefuroxime | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-10-15
- Last updated
- 2024-01-18
- Certified
- 2024-01-18
Frequently asked questions
- What is John Marsh's NPI number?
- John Marsh's National Provider Identifier (NPI) is 1033444674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Marsh's specialty?
- John Marsh is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Marsh located?
- John Marsh's practice location on file with NPPES is 1200 J D Anderson Dr, Morgantown, WV 26505-3494.
- What is John Marsh's phone number?
- The practice phone number listed in the NPPES registry for John Marsh is (304) 598-1200.
- Does John Marsh accept Medicare?
- John Marsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Marsh's NPI active?
- Yes — John Marsh's NPI (1033444674) is active in the NPPES registry as of the last update on 2024-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.