Peter Wollschlaeger, M.D., M.P.H
NPI 1245364504 · Family Medicine Physician · Bay City, MI
Peter Wollschlaeger, M.D., M.P.H is a Family Medicine Physician provider in Bay City, MI (NPI 1245364504).
Provider details
- NPI number
- 1245364504
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H
- Sex
- Male
- Sole proprietor
- No
- License
- 4301068371 (MI)
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
36 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 22 | $122 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $122 |
Typical Medicare-allowed amounts for these services range $122–$122 (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 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 190 | 59 |
| Levothyroxine Sodium | 153 | 50 |
| Amlodipine Besylate | 107 | 30 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 94 | 18 |
| Omeprazole | 80 | 30 |
| Alprazolam | 78 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2025-04-28
- Certified
- 2025-04-28
Frequently asked questions
- What is Peter Wollschlaeger's NPI number?
- Peter Wollschlaeger's National Provider Identifier (NPI) is 1245364504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Wollschlaeger's specialty?
- Peter Wollschlaeger is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Wollschlaeger located?
- Peter Wollschlaeger's practice location on file with NPPES is 1111 N Water St Ste 201, Bay City, MI 48708-5673.
- What is Peter Wollschlaeger's phone number?
- The practice phone number listed in the NPPES registry for Peter Wollschlaeger is (517) 974-6227.
- Is Peter Wollschlaeger's NPI active?
- Yes — Peter Wollschlaeger's NPI (1245364504) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.