Michael Grandison, DO
NPI 1346400298 · General Practice Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Grandison, DO is a General Practice Physician provider in Oklahoma City, OK (NPI 1346400298).
Provider details
- NPI number
- 1346400298
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- P7770 (TX)
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
18 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
- 2008-06-13
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Michael Grandison's NPI number?
- Michael Grandison's National Provider Identifier (NPI) is 1346400298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Grandison's specialty?
- Michael Grandison is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Grandison located?
- Michael Grandison's practice location on file with NPPES is 711 Stanton L Young Blvd Ste 215, Oklahoma City, OK 73104-5021.
- What is Michael Grandison's phone number?
- The practice phone number listed in the NPPES registry for Michael Grandison is (405) 271-4113.
- Does Michael Grandison accept Medicare?
- Michael Grandison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Grandison's NPI active?
- Yes — Michael Grandison's NPI (1346400298) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.