Wendy Mark, MS
NPI 1649498346 · Marriage & Family Therapist · Woodland Hills, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Mark, MS is a Marriage & Family Therapist provider in Woodland Hills, CA (NPI 1649498346).
Provider details
- NPI number
- 1649498346
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Female
- Sole proprietor
- Yes
- License
- 47742 (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
- 2007-04-20
- Last updated
- 2021-11-11
- Certified
- 2021-11-11
Frequently asked questions
- What is Wendy Mark's NPI number?
- Wendy Mark's National Provider Identifier (NPI) is 1649498346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Mark's specialty?
- Wendy Mark is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Wendy Mark located?
- Wendy Mark's practice location on file with NPPES is 5601 De Soto Ave, Woodland Hills, CA 91367-6701.
- What is Wendy Mark's phone number?
- The practice phone number listed in the NPPES registry for Wendy Mark is (818) 592-3100.
- Does Wendy Mark accept Medicare?
- Wendy Mark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Mark's NPI active?
- Yes — Wendy Mark's NPI (1649498346) is active in the NPPES registry as of the last update on 2021-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.