Group Psychotherapy Services
NPI 1205590668 · Group Psychotherapy Psychologist · San Marcos, CA
Group Psychotherapy Services is a Group Psychotherapy Psychologist organization in San Marcos, CA (NPI 1205590668).
Provider details
- NPI number
- 1205590668
- Entity type
- Organization
- Primary specialty
- Group Psychotherapy PsychologistBehavioral Health & Social Service Providers
- Parent organization
- Groupwell, Inc.
- Organization subpart
- Yes
- Authorized official
- Denise Shiffman, Ceo(650) 300-0786
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
4 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
Other names (DBA / former)
- Other name
- Groupwell, Inc.
Registry dates
- Enumerated
- 2021-10-22
- Last updated
- 2021-10-22
- Certified
- 2021-10-21
Frequently asked questions
- What is Group Psychotherapy Services's NPI number?
- Group Psychotherapy Services's National Provider Identifier (NPI) is 1205590668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Group Psychotherapy Services?
- Group Psychotherapy Services is classified in the NPPES registry as Group Psychotherapy Psychologist (Behavioral Health & Social Service Providers).
- Where is Group Psychotherapy Services located?
- Group Psychotherapy Services's practice location on file with NPPES is 979 Woodland Pkwy Ste 101-89, San Marcos, CA 92069-2220.
- What is Group Psychotherapy Services's phone number?
- The practice phone number listed in the NPPES registry for Group Psychotherapy Services is (760) 566-7525.
- Who is the authorized official for Group Psychotherapy Services?
- The authorized official listed on Group Psychotherapy Services's NPPES record is Denise Shiffman, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Group Psychotherapy Services's NPI active?
- Yes — Group Psychotherapy Services's NPI (1205590668) is active in the NPPES registry as of the last update on 2021-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.