Marcia Christiansen, PH.D.
NPI 1982811915 · Counseling Psychologist · Fullerton, CA
Marcia Christiansen, PH.D. is a Counseling Psychologist provider in Fullerton, CA (NPI 1982811915).
Provider details
- NPI number
- 1982811915
- Entity type
- Individual
- Primary specialty
- Counseling PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY 12000 (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
- 2007-05-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marcia Christiansen's NPI number?
- Marcia Christiansen's National Provider Identifier (NPI) is 1982811915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Christiansen's specialty?
- Marcia Christiansen is listed in the NPPES registry with a primary specialty of Counseling Psychologist (Behavioral Health & Social Service Providers).
- Where is Marcia Christiansen located?
- Marcia Christiansen's practice location on file with NPPES is 2501 E Chapman Ave, Fullerton, CA 92831-3132.
- What is Marcia Christiansen's phone number?
- The practice phone number listed in the NPPES registry for Marcia Christiansen is (714) 749-6953.
- Is Marcia Christiansen's NPI active?
- Yes — Marcia Christiansen's NPI (1982811915) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.