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Riva Szostkowski
NPI 1346190642 · Marriage & Family Therapist · Oakland, CA
Riva Szostkowski is a Marriage & Family Therapist provider in Oakland, CA (NPI 1346190642).
Provider details
- NPI number
- 1346190642
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
516 Oakland Ave Ste 203
Oakland, CA 94611-5429
Phone: (510) 241-2422
Street-level locationGet directions
Mailing address
1132 University Ave Apt 116
Berkeley, CA 94702-1696
Additional practice locations (1)
- 666 Bellevue AveOakland, CA 94610-5000Phone: (510) 241-2422
Registry dates
- Enumerated
- 2026-01-28
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Riva Szostkowski's NPI number?
- Riva Szostkowski's National Provider Identifier (NPI) is 1346190642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Riva Szostkowski's specialty?
- Riva Szostkowski is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Riva Szostkowski located?
- Riva Szostkowski's practice location on file with NPPES is 516 Oakland Ave Ste 203, Oakland, CA 94611-5429.
- What is Riva Szostkowski's phone number?
- The practice phone number listed in the NPPES registry for Riva Szostkowski is (510) 241-2422.
- Is Riva Szostkowski's NPI active?
- Yes — Riva Szostkowski's NPI (1346190642) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.