Dean Fior, D.O.
NPI 1780899047 · Internal Medicine Physician · Fenton, MI
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dean Fior, D.O. is a Internal Medicine Physician provider in Fenton, MI (NPI 1780899047).
Provider details
- NPI number
- 1780899047
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5101017060 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
19 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
1,585 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 Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 739 | $105 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 528 | $73 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 98 | $151 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 75 | $179 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 67 | $40 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Apixabanbrand: Eliquis | 97 |
| Trazodone Hcl | 67 |
| Atorvastatin Calcium | 64 |
| Metformin Hcl | 64 |
| Sertraline Hcl | 61 |
| Gabapentin | 58 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 52 |
| Amlodipine Besylate | 49 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-11
- Last updated
- 2024-01-30
- Certified
- 2024-01-30
Frequently asked questions
- What is Dean Fior's NPI number?
- Dean Fior's National Provider Identifier (NPI) is 1780899047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dean Fior's specialty?
- Dean Fior is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dean Fior located?
- Dean Fior's practice location on file with NPPES is 9448 Dean Rd, Fenton, MI 48430-9317.
- What is Dean Fior's phone number?
- The practice phone number listed in the NPPES registry for Dean Fior is (248) 825-7373.
- Does Dean Fior accept Medicare?
- Dean Fior is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dean Fior's NPI active?
- Yes — Dean Fior's NPI (1780899047) is active in the NPPES registry as of the last update on 2024-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.