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William Swagman, MD
NPI 1669450268 · Anesthesiology Physician · Grand Rapids, MI
William Swagman, MD is a Anesthesiology Physician provider in Grand Rapids, MI (NPI 1669450268).
Provider details
- NPI number
- 1669450268
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301035221 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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.
Practice location
3333 Evergreen Dr Ne
Grand Rapids, MI 49525-9756
Phone: (616) 364-4200
Fax: (616) 364-7347
Street-level locationGet directions
Mailing address
3333 Evergreen Dr Ne
Grand Rapids, MI 49525-9756
Registry dates
- Enumerated
- 2006-01-04
- Last updated
- 2014-07-03
Frequently asked questions
- What is William Swagman's NPI number?
- William Swagman's National Provider Identifier (NPI) is 1669450268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Swagman's specialty?
- William Swagman is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Swagman located?
- William Swagman's practice location on file with NPPES is 3333 Evergreen Dr Ne, Grand Rapids, MI 49525-9756.
- What is William Swagman's phone number?
- The practice phone number listed in the NPPES registry for William Swagman is (616) 364-4200.
- Is William Swagman's NPI active?
- Yes — William Swagman's NPI (1669450268) is active in the NPPES registry as of the last update on 2014-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.