Michael Fehling, MD
NPI 1528173663 · Family Medicine Physician · Delavan, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Fehling, MD is a Family Medicine Physician provider in Delavan, WI (NPI 1528173663).
Provider details
- NPI number
- 1528173663
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 27616 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
96 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 15 | $115 |
Typical Medicare-allowed amounts for these services range $85–$115 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 39 | — |
| Atorvastatin Calcium | 30 | 19 |
| Apixabanbrand: Eliquis | 27 | — |
| Amlodipine Besylate | 25 | — |
| Hydrochlorothiazide | 23 | — |
| Lisinopril | 22 | — |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-20
- Last updated
- 2023-03-07
- Certified
- 2021-12-01
Frequently asked questions
- What is Michael Fehling's NPI number?
- Michael Fehling's National Provider Identifier (NPI) is 1528173663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Fehling's specialty?
- Michael Fehling is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Fehling located?
- Michael Fehling's practice location on file with NPPES is 1550 Hobbs Dr, Delavan, WI 53115.
- What is Michael Fehling's phone number?
- The practice phone number listed in the NPPES registry for Michael Fehling is (262) 740-4200.
- Does Michael Fehling accept Medicare?
- Michael Fehling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Fehling's NPI active?
- Yes — Michael Fehling's NPI (1528173663) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.