James M Hellyer MD a Medical Corp
NPI 1043367527 · Anesthesiology Physician · Thousand Oaks, CA
James M Hellyer MD a Medical Corp is a Anesthesiology Physician organization in Thousand Oaks, CA (NPI 1043367527).
Provider details
- NPI number
- 1043367527
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- James Hellyer, President(800) 883-7243
- License
- G31743 (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
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
- 2007-01-05
- Last updated
- 2015-05-06
Frequently asked questions
- What is James M Hellyer MD a Medical Corp's NPI number?
- James M Hellyer MD a Medical Corp's National Provider Identifier (NPI) is 1043367527, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is James M Hellyer MD a Medical Corp?
- James M Hellyer MD a Medical Corp is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is James M Hellyer MD a Medical Corp located?
- James M Hellyer MD a Medical Corp's practice location on file with NPPES is 227 W Janss Rd Ste 240, Thousand Oaks, CA 91360-1863.
- What is James M Hellyer MD a Medical Corp's phone number?
- The practice phone number listed in the NPPES registry for James M Hellyer MD a Medical Corp is (805) 371-0455.
- Who is the authorized official for James M Hellyer MD a Medical Corp?
- The authorized official listed on James M Hellyer MD a Medical Corp's NPPES record is James Hellyer, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is James M Hellyer MD a Medical Corp's NPI active?
- Yes — James M Hellyer MD a Medical Corp's NPI (1043367527) is active in the NPPES registry as of the last update on 2015-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.