Calvin Spears, DO
NPI 1992590392 · Pediatrics Physician · Grand Rapids, MI
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvin Spears, DO is a Pediatrics Physician provider in Grand Rapids, MI (NPI 1992590392).
Provider details
- NPI number
- 1992590392
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5151017628 (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
1 yr 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
- 2025-04-14
- Last updated
- 2025-06-25
- Certified
- 2025-06-25
Frequently asked questions
- What is Calvin Spears's NPI number?
- Calvin Spears's National Provider Identifier (NPI) is 1992590392, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calvin Spears's specialty?
- Calvin Spears is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Calvin Spears located?
- Calvin Spears's practice location on file with NPPES is 275 Michigan St Ne Fl 8, Grand Rapids, MI 49503-2531.
- What is Calvin Spears's phone number?
- The practice phone number listed in the NPPES registry for Calvin Spears is (616) 391-8810.
- Does Calvin Spears accept Medicare?
- Calvin Spears is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Calvin Spears's NPI active?
- Yes — Calvin Spears's NPI (1992590392) is active in the NPPES registry as of the last update on 2025-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.