Ryan Grindstaff, MD, PHD
NPI 1477600351 · Anesthesiology Physician · Overland Park, KS
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Grindstaff, MD, PHD is a Anesthesiology Physician provider in Overland Park, KS (NPI 1477600351).
Provider details
- NPI number
- 1477600351
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2008016210 (MO)
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
- 2007-01-04
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Ryan Grindstaff's NPI number?
- Ryan Grindstaff's National Provider Identifier (NPI) is 1477600351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Grindstaff's specialty?
- Ryan Grindstaff is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Grindstaff located?
- Ryan Grindstaff's practice location on file with NPPES is 10500 Quivira Rd, Overland Park, KS 66215-2306.
- What is Ryan Grindstaff's phone number?
- The practice phone number listed in the NPPES registry for Ryan Grindstaff is (816) 763-5446.
- Does Ryan Grindstaff accept Medicare?
- Ryan Grindstaff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Grindstaff's NPI active?
- Yes — Ryan Grindstaff's NPI (1477600351) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.