James Byerley, MFT
NPI 1427390764 · Marriage & Family Therapist · Paso Robles, CA
James Byerley, MFT is a Marriage & Family Therapist provider in Paso Robles, CA (NPI 1427390764).
Provider details
- NPI number
- 1427390764
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44828 (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
13 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
- 2013-03-25
- Last updated
- 2013-03-25
Frequently asked questions
- What is James Byerley's NPI number?
- James Byerley's National Provider Identifier (NPI) is 1427390764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Byerley's specialty?
- James Byerley is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is James Byerley located?
- James Byerley's practice location on file with NPPES is 1475b Creston Rd, Paso Robles, CA 93446-3218.
- What is James Byerley's phone number?
- The practice phone number listed in the NPPES registry for James Byerley is (805) 714-5198.
- Is James Byerley's NPI active?
- Yes — James Byerley's NPI (1427390764) is active in the NPPES registry as of the last update on 2013-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.