Hilary Diamond
NPI 1376706515 · Counselor · Oakland, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hilary Diamond is a Counselor provider in Oakland, CA (NPI 1376706515).
Provider details
- NPI number
- 1376706515
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
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
17 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
Mailing address
Registry dates
- Enumerated
- 2008-07-08
- Last updated
- 2022-04-13
- Certified
- 2022-04-13
Frequently asked questions
- What is Hilary Diamond's NPI number?
- Hilary Diamond's National Provider Identifier (NPI) is 1376706515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hilary Diamond's specialty?
- Hilary Diamond is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Hilary Diamond located?
- Hilary Diamond's practice location on file with NPPES is 2220 Mountain Blvd, Oakland, CA 94611-2905.
- What is Hilary Diamond's phone number?
- The practice phone number listed in the NPPES registry for Hilary Diamond is (510) 822-6796.
- Does Hilary Diamond accept Medicare?
- Hilary Diamond is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hilary Diamond's NPI active?
- Yes — Hilary Diamond's NPI (1376706515) is active in the NPPES registry as of the last update on 2022-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.