Jeff Harris, M.D. a Medical Corporation
NPI 1225556673 · Family Medicine Physician · Malibu, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeff Harris, M.D. a Medical Corporation is a Family Medicine Physician organization in Malibu, CA (NPI 1225556673).
Provider details
- NPI number
- 1225556673
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Colette Thilken, Office Adminsitrator(949) 533-0319
- License
- A24797 (CA)
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
8 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
Other names (DBA / former)
- Other name
- Lucian Jefferson Harris III
Registry dates
- Enumerated
- 2017-09-06
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Frequently asked questions
- What is Jeff Harris, M.D. a Medical Corporation's NPI number?
- Jeff Harris, M.D. a Medical Corporation's National Provider Identifier (NPI) is 1225556673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jeff Harris, M.D. a Medical Corporation?
- Jeff Harris, M.D. a Medical Corporation is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeff Harris, M.D. a Medical Corporation located?
- Jeff Harris, M.D. a Medical Corporation's practice location on file with NPPES is 23805 Stuart Ranch Rd. #310, Malibu, CA 90265.
- What is Jeff Harris, M.D. a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Jeff Harris, M.D. a Medical Corporation is (714) 389-7420.
- Does Jeff Harris, M.D. a Medical Corporation accept Medicare?
- Jeff Harris, M.D. a Medical Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Jeff Harris, M.D. a Medical Corporation?
- The authorized official listed on Jeff Harris, M.D. a Medical Corporation's NPPES record is Colette Thilken, Office Adminsitrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jeff Harris, M.D. a Medical Corporation's NPI active?
- Yes — Jeff Harris, M.D. a Medical Corporation's NPI (1225556673) is active in the NPPES registry as of the last update on 2025-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.