Richard Knowles, M.A.
NPI 1588914139 · Mental Health Counselor · Los Altos, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Knowles, M.A. is a Mental Health Counselor provider in Los Altos, CA (NPI 1588914139).
Provider details
- NPI number
- 1588914139
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.A.
- Sex
- Male
- Sole proprietor
- No
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
83% 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)
- 744 San Antonio RdSuite 22 & 24Palo Alto, CA 94303-4632Phone: (650) 493-5006
Registry dates
- Enumerated
- 2012-09-11
- Last updated
- 2024-06-14
- Certified
- 2024-06-14
Frequently asked questions
- What is Richard Knowles's NPI number?
- Richard Knowles's National Provider Identifier (NPI) is 1588914139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Knowles's specialty?
- Richard Knowles is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Richard Knowles located?
- Richard Knowles's practice location on file with NPPES is 4546 El Camino Real Ste B7, Los Altos, CA 94022-1069.
- What is Richard Knowles's phone number?
- The practice phone number listed in the NPPES registry for Richard Knowles is (866) 362-4246.
- Does Richard Knowles accept Medicare?
- Richard Knowles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Knowles's NPI active?
- Yes — Richard Knowles's NPI (1588914139) is active in the NPPES registry as of the last update on 2024-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.