James Walker, D.O.
NPI 1508828815 · Emergency Medicine Physician · Oklahoma City, OK
James Walker, D.O. is a Emergency Medicine Physician provider in Oklahoma City, OK (NPI 1508828815).
Provider details
- NPI number
- 1508828815
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 1935 (OK)
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
20 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
- 2006-04-03
- Last updated
- 2009-04-16
Frequently asked questions
- What is James Walker's NPI number?
- James Walker's National Provider Identifier (NPI) is 1508828815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Walker's specialty?
- James Walker is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Walker located?
- James Walker's practice location on file with NPPES is 4050 W Memorial Rd, Oklahoma City, OK 73120-8382.
- What is James Walker's phone number?
- The practice phone number listed in the NPPES registry for James Walker is (405) 608-3402.
- Is James Walker's NPI active?
- Yes — James Walker's NPI (1508828815) is active in the NPPES registry as of the last update on 2009-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.