Donald Farnham, L.M.F.T.
NPI 1942334917 · Marriage & Family Therapist · Riverside, CA
Donald Farnham, L.M.F.T. is a Marriage & Family Therapist provider in Riverside, CA (NPI 1942334917).
Provider details
- NPI number
- 1942334917
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- L.M.F.T.
- Sex
- Male
- Sole proprietor
- No
- License
- M16259 (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
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
- 2007-03-14
- Last updated
- 2015-11-18
Frequently asked questions
- What is Donald Farnham's NPI number?
- Donald Farnham's National Provider Identifier (NPI) is 1942334917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Farnham's specialty?
- Donald Farnham is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Donald Farnham located?
- Donald Farnham's practice location on file with NPPES is 9990 County Farm Rd, Riverside, CA 92503-3542.
- What is Donald Farnham's phone number?
- The practice phone number listed in the NPPES registry for Donald Farnham is (866) 481-5361.
- Is Donald Farnham's NPI active?
- Yes — Donald Farnham's NPI (1942334917) is active in the NPPES registry as of the last update on 2015-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.