Charles Winslow, MD
NPI 1629094412 · Neonatal-Perinatal Medicine Physician · Grand Rapids, MI
Charles Winslow, MD is a Neonatal-Perinatal Medicine Physician provider in Grand Rapids, MI (NPI 1629094412).
Provider details
- NPI number
- 1629094412
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301048835 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-14
- Last updated
- 2025-09-11
Frequently asked questions
- What is Charles Winslow's NPI number?
- Charles Winslow's National Provider Identifier (NPI) is 1629094412, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Winslow's specialty?
- Charles Winslow is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Winslow located?
- Charles Winslow's practice location on file with NPPES is 200 Jefferson Ave Se, Grand Rapids, MI 49503-4502.
- What is Charles Winslow's phone number?
- The practice phone number listed in the NPPES registry for Charles Winslow is (616) 752-6902.
- Is Charles Winslow's NPI active?
- Yes — Charles Winslow's NPI (1629094412) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.