Matthew Nyholm, M.D.
NPI 1134564743 · Emergency Medicine Physician · Dayton, OH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Nyholm, M.D. is a Emergency Medicine Physician provider in Dayton, OH (NPI 1134564743).
Provider details
- NPI number
- 1134564743
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35.126991 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
723 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 358 | $168 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 239 | $115 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 46 | $68 |
| Critical Care, First 30-74 Minutes99291 | 45 | $202 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 35 | $8 |
Typical Medicare-allowed amounts for these services range $8–$202 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 78 | 76 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 54 | 53 |
| Ondansetronbrand: Ondansetron Odt | 51 | 50 |
| Prednisone | 47 | 43 |
| Cephalexin | 39 | 39 |
| Tramadol Hcl | 19 | 18 |
| Meclizine Hcl | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 601 State Route 664 NLogan, OH 43138-8541Phone: (740) 380-8000
Registry dates
- Enumerated
- 2013-05-09
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is Matthew Nyholm's NPI number?
- Matthew Nyholm's National Provider Identifier (NPI) is 1134564743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Nyholm's specialty?
- Matthew Nyholm is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Nyholm located?
- Matthew Nyholm's practice location on file with NPPES is 2345 Philadelphia Dr, Dayton, OH 45406-1816.
- What is Matthew Nyholm's phone number?
- The practice phone number listed in the NPPES registry for Matthew Nyholm is (937) 734-4141.
- Does Matthew Nyholm accept Medicare?
- Matthew Nyholm is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Nyholm's NPI active?
- Yes — Matthew Nyholm's NPI (1134564743) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.