Nathaniel Johnson, MD
NPI 1043899925 · Physical Medicine & Rehabilitation Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Johnson, MD is a Physical Medicine & Rehabilitation Physician provider in Grand Rapids, MI (NPI 1043899925).
Provider details
- NPI number
- 1043899925
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301513712 (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
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 601 John StKalamazoo, MI 49007-5341Phone: (269) 341-7654
Registry dates
- Enumerated
- 2021-04-06
- Last updated
- 2025-07-31
- Certified
- 2025-07-31
Frequently asked questions
- What is Nathaniel Johnson's NPI number?
- Nathaniel Johnson's National Provider Identifier (NPI) is 1043899925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Johnson's specialty?
- Nathaniel Johnson is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Johnson located?
- Nathaniel Johnson's practice location on file with NPPES is 235 Wealthy St Se, Grand Rapids, MI 49503-5247.
- What is Nathaniel Johnson's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Johnson is (616) 840-8000.
- Does Nathaniel Johnson accept Medicare?
- Nathaniel Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Johnson's NPI active?
- Yes — Nathaniel Johnson's NPI (1043899925) is active in the NPPES registry as of the last update on 2025-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.