Hadley Mcgregor, PSY.D.
NPI 1306537428 · Clinical Psychologist · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hadley Mcgregor, PSY.D. is a Clinical Psychologist provider in Costa Mesa, CA (NPI 1306537428).
Provider details
- NPI number
- 1306537428
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PSY34225 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-05-18
- Last updated
- 2023-07-24
- Certified
- 2023-07-24
Frequently asked questions
- What is Hadley Mcgregor's NPI number?
- Hadley Mcgregor's National Provider Identifier (NPI) is 1306537428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hadley Mcgregor's specialty?
- Hadley Mcgregor is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Hadley Mcgregor located?
- Hadley Mcgregor's practice location on file with NPPES is 1202 Bristol St Fl 2, Costa Mesa, CA 92626-8605.
- What is Hadley Mcgregor's phone number?
- The practice phone number listed in the NPPES registry for Hadley Mcgregor is (949) 267-0400.
- Does Hadley Mcgregor accept Medicare?
- Hadley Mcgregor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hadley Mcgregor's NPI active?
- Yes — Hadley Mcgregor's NPI (1306537428) is active in the NPPES registry as of the last update on 2023-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.