Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Alyssa Sandquist

Individual provider Nurse Practitioner · NPI 1225538523

Alyssa Sandquist is a Nurse Practitioner in Oxnard, California. Qualified in 2017, 9 years ago. Practices with West Coast Critical Care Specialists, Inc, a 19-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in California, North Carolina and Washington.

Years since qualifying
9
Licensed in
CA, NC, WA
In the registry since
2018
Specialties on file
4
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Practice location Address checks out

St John's Regional Medical Center - 1600 N Rose Ave
Oxnard, CA 93030-3722
Phone: (805) 988-2500
Fax: (805) 485-3025
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • St. John'S Pleasant Valley Hospital - 2309 Antonio Ave, Camarillo, CA 93010-1414 — (805) 389-5800
  • 4000 Calle Tecate #105, Camarillo, CA 93012-5283 — (805) 485-2400
  • 1910 Outlet Center Drive, Oxnard, CA 93036-0677 — (805) 485-2400
  • 2100 Stantonsburg Rd, Greenville, NC 27834-2818 — (252) 847-4100
  • 62 W 7th Ave Ste 232, Spokane, WA 99204-2321 — (509) 474-2041

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence NP95030240 (CA)
Nurse Practitioner Taxonomy 363L00000X · Licence AP61118837 (WA)
Nurse Practitioner Taxonomy 363L00000X · Licence 232247 (NC)
Gerontology Nurse Practitioner Taxonomy 363LG0600X · Licence NP95030240 (CA)

Record details

NPI number1225538523
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 14, 2018
Last updated in NPPESFebruary 26, 2025
Certification dateFebruary 26, 2025
Mailing address62 W 7th Ave Ste 232, Spokane, WA 99204-2321

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice West Coast Critical Care Specialists, Inc. — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Oxnard