Marissa Elpidama, PSY.D.
NPI 1750665915 · Psychologist · Simi Valley, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Elpidama, PSY.D. is a Psychologist provider in Simi Valley, CA (NPI 1750665915).
Provider details
- NPI number
- 1750665915
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY24487 (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
14 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
- 2011-10-06
- Last updated
- 2018-11-12
Frequently asked questions
- What is Marissa Elpidama's NPI number?
- Marissa Elpidama's National Provider Identifier (NPI) is 1750665915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Elpidama's specialty?
- Marissa Elpidama is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Marissa Elpidama located?
- Marissa Elpidama's practice location on file with NPPES is 1720 E Los Angeles Ave Ste 221, Simi Valley, CA 93065-5854.
- What is Marissa Elpidama's phone number?
- The practice phone number listed in the NPPES registry for Marissa Elpidama is (805) 501-0260.
- Does Marissa Elpidama accept Medicare?
- Marissa Elpidama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Elpidama's NPI active?
- Yes — Marissa Elpidama's NPI (1750665915) is active in the NPPES registry as of the last update on 2018-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.