Justin Diedrich, MD
NPI 1396978037 · Gynecology Physician · Agoura Hills, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Diedrich, MD is a Gynecology Physician provider in Agoura Hills, CA (NPI 1396978037).
Provider details
- NPI number
- 1396978037
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A114859 (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
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1873 Commercenter WSan Bernardino, CA 92408-3303Phone: (714) 922-4100
Registry dates
- Enumerated
- 2009-08-28
- Last updated
- 2025-07-17
- Certified
- 2025-07-17
Frequently asked questions
- What is Justin Diedrich's NPI number?
- Justin Diedrich's National Provider Identifier (NPI) is 1396978037, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Diedrich's specialty?
- Justin Diedrich is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Diedrich located?
- Justin Diedrich's practice location on file with NPPES is 29525 Canwood St Ste 220, Agoura Hills, CA 91301-4231.
- What is Justin Diedrich's phone number?
- The practice phone number listed in the NPPES registry for Justin Diedrich is (818) 722-3262.
- Does Justin Diedrich accept Medicare?
- Justin Diedrich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Diedrich's NPI active?
- Yes — Justin Diedrich's NPI (1396978037) is active in the NPPES registry as of the last update on 2025-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.