Cassandra Mackay, RN
NPI 1740805225 · Psychiatric/Mental Health Nurse Practitioner · San Diego, CA
Cassandra Mackay, RN is a Psychiatric/Mental Health Nurse Practitioner provider in San Diego, CA (NPI 1740805225).
Provider details
- NPI number
- 1740805225
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95033233 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES 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
- 2020-06-10
- Last updated
- 2026-04-20
- Certified
- 2026-04-20
Frequently asked questions
- What is Cassandra Mackay's NPI number?
- Cassandra Mackay's National Provider Identifier (NPI) is 1740805225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Mackay's specialty?
- Cassandra Mackay is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cassandra Mackay located?
- Cassandra Mackay's practice location on file with NPPES is 6991 Balboa Ave Rm 70, San Diego, CA 92111-3447.
- What is Cassandra Mackay's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Mackay is (858) 496-8234.
- Is Cassandra Mackay's NPI active?
- Yes — Cassandra Mackay's NPI (1740805225) is active in the NPPES registry as of the last update on 2026-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.