Alexandra Sietsma
NPI 1932522778 · Psychiatric/Mental Health Nurse Practitioner · San Diego, CA
Alexandra Sietsma is a Psychiatric/Mental Health Nurse Practitioner provider in San Diego, CA (NPI 1932522778).
Provider details
- NPI number
- 1932522778
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 849380 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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)
- 4305 University AveSte 150San Diego, CA 92105-1601Phone: (619) 563-0507Fax: (619) 563-0015
Registry dates
- Enumerated
- 2014-01-30
- Last updated
- 2021-01-20
- Certified
- 2021-01-20
Frequently asked questions
- What is Alexandra Sietsma's NPI number?
- Alexandra Sietsma's National Provider Identifier (NPI) is 1932522778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Sietsma's specialty?
- Alexandra Sietsma is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexandra Sietsma located?
- Alexandra Sietsma's practice location on file with NPPES is 140 Arbor Dr, San Diego, CA 92103-2007.
- What is Alexandra Sietsma's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Sietsma is (619) 543-7946.
- Is Alexandra Sietsma's NPI active?
- Yes — Alexandra Sietsma's NPI (1932522778) is active in the NPPES registry as of the last update on 2021-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.