Ashley Gregg, MD
NPI 1144640152 · Pediatrics Physician · Calabasas, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Gregg, MD is a Pediatrics Physician provider in Calabasas, CA (NPI 1144640152).
Provider details
- NPI number
- 1144640152
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A162709 (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
12 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)
- 1250 La Venta Dr Ste 105Westlake Village, CA 91361-3758Phone: (805) 557-7187Fax: (805) 557-7197
Registry dates
- Enumerated
- 2014-04-17
- Last updated
- 2020-03-02
- Certified
- 2020-03-02
Frequently asked questions
- What is Ashley Gregg's NPI number?
- Ashley Gregg's National Provider Identifier (NPI) is 1144640152, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Gregg's specialty?
- Ashley Gregg is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ashley Gregg located?
- Ashley Gregg's practice location on file with NPPES is 26585 Agoura Rd Ste 360, Calabasas, CA 91302-1958.
- What is Ashley Gregg's phone number?
- The practice phone number listed in the NPPES registry for Ashley Gregg is (818) 592-2320.
- Does Ashley Gregg accept Medicare?
- Ashley Gregg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Gregg's NPI active?
- Yes — Ashley Gregg's NPI (1144640152) is active in the NPPES registry as of the last update on 2020-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.