Dennis Vanwormer, D.O.
NPI 1336129568 · Family Medicine Physician · Caledonia, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Vanwormer, D.O. is a Family Medicine Physician provider in Caledonia, MI (NPI 1336129568).
Provider details
- NPI number
- 1336129568
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 5101009001 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 158 | 58 |
| Lisinopril | 153 | 56 |
| Omeprazole | 110 | 33 |
| Amlodipine Besylate | 108 | 40 |
| Losartan Potassium | 99 | 39 |
| Levothyroxine Sodium | 94 | 37 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-23
- Last updated
- 2026-04-28
- Certified
- 2026-04-28
Frequently asked questions
- What is Dennis Vanwormer's NPI number?
- Dennis Vanwormer's National Provider Identifier (NPI) is 1336129568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Vanwormer's specialty?
- Dennis Vanwormer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Vanwormer located?
- Dennis Vanwormer's practice location on file with NPPES is 9090 S Rodgers Ct Se Ste a, Caledonia, MI 49316-8052.
- What is Dennis Vanwormer's phone number?
- The practice phone number listed in the NPPES registry for Dennis Vanwormer is (616) 891-0422.
- Does Dennis Vanwormer accept Medicare?
- Dennis Vanwormer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Vanwormer's NPI active?
- Yes — Dennis Vanwormer's NPI (1336129568) is active in the NPPES registry as of the last update on 2026-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.