Wendy Paik, PSY.D.
NPI 1891183935 · Clinical Psychologist · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Paik, PSY.D. is a Clinical Psychologist provider in Walnut Creek, CA (NPI 1891183935).
Provider details
- NPI number
- 1891183935
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 26854 (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
11 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
- 2014-12-23
- Last updated
- 2022-02-11
Frequently asked questions
- What is Wendy Paik's NPI number?
- Wendy Paik's National Provider Identifier (NPI) is 1891183935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Paik's specialty?
- Wendy Paik is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Wendy Paik located?
- Wendy Paik's practice location on file with NPPES is 710 S Broadway, Walnut Creek, CA 94596-5294.
- What is Wendy Paik's phone number?
- The practice phone number listed in the NPPES registry for Wendy Paik is (925) 295-3999.
- Does Wendy Paik accept Medicare?
- Wendy Paik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Paik's NPI active?
- Yes — Wendy Paik's NPI (1891183935) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.