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Marianne Zellmer
NPI 1871718379 · Mental Health Counselor · Riverside, CA
Marianne Zellmer is a Mental Health Counselor provider in Riverside, CA (NPI 1871718379).
Provider details
- NPI number
- 1871718379
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
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
83% 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
6355 Riverside Ave
Riverside, CA 92506-3163
Phone: (951) 369-0219
Street-level locationGet directions
Mailing address
27701 Murrieta Rd
Sun City, CA 92586-6301
Registry dates
- Enumerated
- 2007-04-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marianne Zellmer's NPI number?
- Marianne Zellmer's National Provider Identifier (NPI) is 1871718379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Zellmer's specialty?
- Marianne Zellmer is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Marianne Zellmer located?
- Marianne Zellmer's practice location on file with NPPES is 6355 Riverside Ave, Riverside, CA 92506-3163.
- What is Marianne Zellmer's phone number?
- The practice phone number listed in the NPPES registry for Marianne Zellmer is (951) 369-0219.
- Is Marianne Zellmer's NPI active?
- Yes — Marianne Zellmer's NPI (1871718379) 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.