Michael Mahan, M.D.
NPI 1922038892 · Family Medicine Physician · Black River Falls, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Mahan, M.D. is a Family Medicine Physician provider in Black River Falls, WI (NPI 1922038892).
Provider details
- NPI number
- 1922038892
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29474 (WI)
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
19 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
2,056 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 337 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 290 | $122 |
| Blood Test, Clotting Time85610 | 151 | $4 |
| Blood Creatinine Level82565 | 143 | $5 |
| Blood Potassium Level84132 | 128 | $5 |
| Blood Sodium Level84295 | 128 | $5 |
| Urea Nitrogen Level to Assess Kidney Function, Quantitative |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 116 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 474 | 119 |
| Amlodipine Besylate | 293 | 87 |
| Metoprolol Succinate | 280 | 62 |
| Losartan Potassium | 212 | 58 |
| Levothyroxine Sodium | 209 | 49 |
| Furosemide | 195 | 45 |
| Apixabanbrand: Eliquis |
Practice location
Mailing address
Additional practice locations (1)
- 711 W Adams StBlack River Falls, WI 54615-5052Phone: (715) 284-5361
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is Michael Mahan's NPI number?
- Michael Mahan's National Provider Identifier (NPI) is 1922038892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mahan's specialty?
- Michael Mahan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Mahan located?
- Michael Mahan's practice location on file with NPPES is 610 W Adams St, Black River Falls, WI 54615-9010.
- What is Michael Mahan's phone number?
- The practice phone number listed in the NPPES registry for Michael Mahan is (715) 284-4311.
- Does Michael Mahan accept Medicare?
- Michael Mahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Mahan's NPI active?
- Yes — Michael Mahan's NPI (1922038892) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.