River Greenblatt, MA
NPI 1730017328 · Marriage & Family Therapist · Berkeley, CA
River Greenblatt, MA is a Marriage & Family Therapist provider in Berkeley, CA (NPI 1730017328).
Provider details
- NPI number
- 1730017328
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- No
- License
- 21468 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
Under 1 yr in 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
- 2026-05-12
- Last updated
- 2026-05-12
- Certified
- 2026-05-12
Frequently asked questions
- What is River Greenblatt's NPI number?
- River Greenblatt's National Provider Identifier (NPI) is 1730017328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is River Greenblatt's specialty?
- River Greenblatt is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is River Greenblatt located?
- River Greenblatt's practice location on file with NPPES is 3101 Telegraph Ave, Berkeley, CA 94705-1984.
- What is River Greenblatt's phone number?
- The practice phone number listed in the NPPES registry for River Greenblatt is (510) 649-9818.
- Is River Greenblatt's NPI active?
- Yes — River Greenblatt's NPI (1730017328) is active in the NPPES registry as of the last update on 2026-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.