Gregory Walston, PHD, LMFT
NPI 1073646626 · Marriage & Family Therapist · Burbank, CA
Gregory Walston, PHD, LMFT is a Marriage & Family Therapist provider in Burbank, CA (NPI 1073646626).
Provider details
- NPI number
- 1073646626
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- PHD, LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 38843 (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
19 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)
- 1224 East Ave. SSuie EPalmdale, CA 93550-6180Phone: (818) 825-4904
Registry dates
- Enumerated
- 2007-03-13
- Last updated
- 2021-12-29
- Certified
- 2021-12-29
Frequently asked questions
- What is Gregory Walston's NPI number?
- Gregory Walston's National Provider Identifier (NPI) is 1073646626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Walston's specialty?
- Gregory Walston is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gregory Walston located?
- Gregory Walston's practice location on file with NPPES is 4405 W Riverside Dr Ste 206, Burbank, CA 91505-4050.
- What is Gregory Walston's phone number?
- The practice phone number listed in the NPPES registry for Gregory Walston is (818) 825-4904.
- Is Gregory Walston's NPI active?
- Yes — Gregory Walston's NPI (1073646626) is active in the NPPES registry as of the last update on 2021-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.