William Rasmussen, MD
Pediatric Nephrology Physician · Dexter, MI
William Rasmussen, MD is a pediatric nephrology physician with a practice address in Dexter, Michigan, and NPI 1487141255, issued on Apr 17, 2018. Check the license (Michigan 4301506563, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- William Rasmussen
- Credential
- MD
- Primary taxonomy
- Pediatric Nephrology Physician 2080P0210X
- License number
- 4301506563 MI
Self-reported in NPPES; status is on the state search - Practice location
- 7425 Ann Arbor St, Dexter, MI 48130
- Phone
- (616) 648-6425
- Enumerated
- Apr 17, 2018
- Record last updated
- Jul 12, 2022
- Entity
- Type 1 · individual
8 nearest pediatric nephrology physician records → All 38 in Michigan → Look up another NPI →
Verify William Rasmussen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301506563Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average pediatric nephrology physician in 2024
20 Medicare Part D claims, against an average of 67 among the 387 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
William Rasmussen among 38 pediatric nephrology physician records in Michigan
William Rasmussen, MD is one of 38 pediatric nephrology physician records with a practice address in Michigan. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 74% of them.
- NPI issued2018 · 74% of these records are older, 21% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2022 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0210X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Nephrology Physician providers in Michigan
There are 38 pediatric nephrology physician records in Michigan.
All 38 in Michigan → Every provider in Dexter → Pediatric Nephrology Physician nationwide →
The 8 pediatric nephrology physician records with the nearest ZIP codes
- Brooke Blazius, D.O.Ann Arbor, MI 481091386094548
- Mary Borst, MDAnn Arbor, MI 481091760916373
- Brendan Crawford, MDAnn Arbor, MI 481091346536893
- Madison Hanson, MDAnn Arbor, MI 481091215666078
- Sophia Khalil, MDAnn Arbor, MI 481091417576604
- Clare Lindner, MDAnn Arbor, MI 481091386932853
- Rebecca Lombel, M.D.Ann Arbor, MI 481091033312707
- Kera Luckritz, DOAnn Arbor, MI 481091346358595
Common questions
What is William Rasmussen, MD's NPI number?
William Rasmussen, MD's National Provider Identifier (NPI) is 1487141255, issued on Apr 17, 2018. An NPI identifies a provider in billing; it is not a license.
Where is William Rasmussen, MD located?
The NPPES record lists a practice address at 7425 Ann Arbor St, Dexter, MI, 48130. Phone: (616) 648-6425. Providers update this record themselves, so call before visiting.
How can I verify William Rasmussen, MD's license?
NPPES lists Michigan license number 4301506563, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Rasmussen, MD prescribe under Medicare Part D?
In 2024, William Rasmussen, MD had 20 Medicare Part D claims; the average among pediatric nephrology physician prescribers was 67. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.