Matthew Hagen, DO
NPI 1295231017 · Internal Medicine Physician · Biloxi, MS
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Hagen, DO is a Internal Medicine Physician provider in Biloxi, MS (NPI 1295231017).
Provider details
- NPI number
- 1295231017
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 30536 (MS)
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
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
209 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 122 | $108 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 72 | $72 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 15 | $104 |
Typical Medicare-allowed amounts for these services range $72–$108 (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.
Practice location
Mailing address
Additional practice locations (5)
- 2400 Miami Valley DrCenterville, OH 45459-4774Phone: (937) 208-8394
- 1 Wyoming StDayton, OH 45409-2722Phone: (937) 208-8394
- 9000 N Main StEnglewood, OH 45415-1180Phone: (937) 208-8394
- 1 Medical Center DrMiddletown, OH 45005-2584Phone: (513) 974-2111
- 3130 N County Road 25aTroy, OH 45373-1337Phone: (937) 440-4466
Registry dates
- Enumerated
- 2018-04-02
- Last updated
- 2025-12-02
- Certified
- 2025-12-02
Frequently asked questions
- What is Matthew Hagen's NPI number?
- Matthew Hagen's National Provider Identifier (NPI) is 1295231017, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Hagen's specialty?
- Matthew Hagen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Hagen located?
- Matthew Hagen's practice location on file with NPPES is 301 Fisher St, Biloxi, MS 39534.
- What is Matthew Hagen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Hagen is (228) 376-0576.
- Does Matthew Hagen accept Medicare?
- Matthew Hagen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Hagen's NPI active?
- Yes — Matthew Hagen's NPI (1295231017) is active in the NPPES registry as of the last update on 2025-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.