William Rasmussen, MD
NPI 1487141255 · Pediatric Nephrology Physician · Dexter, MI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Rasmussen, MD is a Pediatric Nephrology Physician provider in Dexter, MI (NPI 1487141255).
Provider details
- NPI number
- 1487141255
- Entity type
- Individual
- Primary specialty
- Pediatric Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301506563 (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
8 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-17
- Last updated
- 2022-07-12
- Certified
- 2022-07-12
Frequently asked questions
- What is William Rasmussen's NPI number?
- William Rasmussen's National Provider Identifier (NPI) is 1487141255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Rasmussen's specialty?
- William Rasmussen is listed in the NPPES registry with a primary specialty of Pediatric Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is William Rasmussen located?
- William Rasmussen's practice location on file with NPPES is 7425 Ann Arbor St, Dexter, MI 48130-1451.
- What is William Rasmussen's phone number?
- The practice phone number listed in the NPPES registry for William Rasmussen is (616) 648-6425.
- Does William Rasmussen accept Medicare?
- William Rasmussen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Rasmussen's NPI active?
- Yes — William Rasmussen's NPI (1487141255) is active in the NPPES registry as of the last update on 2022-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.