Susannah Mackaye, LCSW
NPI 1356533236 · Clinical Social Worker · Hayward, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susannah Mackaye, LCSW is a Clinical Social Worker provider in Hayward, CA (NPI 1356533236).
Provider details
- NPI number
- 1356533236
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LCS20377 (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
18 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Additional practice locations (1)
- 2000 EmbarcaderoOakland, CA 94606-5334Phone: (510) 891-5600
Registry dates
- Enumerated
- 2007-08-14
- Last updated
- 2023-10-25
- Certified
- 2023-10-25
Frequently asked questions
- What is Susannah Mackaye's NPI number?
- Susannah Mackaye's National Provider Identifier (NPI) is 1356533236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susannah Mackaye's specialty?
- Susannah Mackaye is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Susannah Mackaye located?
- Susannah Mackaye's practice location on file with NPPES is 409 Jackson St, Hayward, CA 94544-1530.
- What is Susannah Mackaye's phone number?
- The practice phone number listed in the NPPES registry for Susannah Mackaye is (510) 891-5545.
- Does Susannah Mackaye accept Medicare?
- Susannah Mackaye is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susannah Mackaye's NPI active?
- Yes — Susannah Mackaye's NPI (1356533236) is active in the NPPES registry as of the last update on 2023-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.