Philip Greider, MD
NPI 1427232982 · Anesthesiology Physician · Whittier, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Greider, MD is a Anesthesiology Physician provider in Whittier, CA (NPI 1427232982).
Provider details
- NPI number
- 1427232982
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A44489 (CA)
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
- 2007-12-19
- Last updated
- 2007-12-19
Frequently asked questions
- What is Philip Greider's NPI number?
- Philip Greider's National Provider Identifier (NPI) is 1427232982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Greider's specialty?
- Philip Greider is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Greider located?
- Philip Greider's practice location on file with NPPES is 12401 Washington Blvd, Whittier, CA 90602-1006.
- What is Philip Greider's phone number?
- The practice phone number listed in the NPPES registry for Philip Greider is (562) 698-0811.
- Does Philip Greider accept Medicare?
- Philip Greider is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Greider's NPI active?
- Yes — Philip Greider's NPI (1427232982) is active in the NPPES registry as of the last update on 2007-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.