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Active NPI 1225538523 Individual Practitioner Female Practitioner

Alyssa Sandquist

Nurse Practitioner • Oxnard, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Alyssa Sandquist is a certified Nurse Practitioner practicing in Oxnard, CA. With approximately 9 years of clinical experience since completing medical education in 2017, Alyssa Sandquist delivers high-quality medical care to the local community at ST. JOHN'S REGIONAL MEDICAL CENTER - 1600 N ROSE AVENUE.

Alyssa Sandquist maintains professional affiliations with West Coast Pulmonary Physicians A Professional Medical Corporation, West Coast Critical Care Specialists, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

St. John's Regional Medical Center - 1600 N Rose Avenue

Oxnard, CA 930303722

Telephone 8059882500
Fax 8054853025
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Oxnard, CA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
9 Yrs -2.8 yrs vs City Avg
City Avg: 11.8 Yrs
State Avg: 11.7 Yrs
Regional Practice Density
25 Specialists

Practicing in Oxnard, CA (8378 Statewide)

Telehealth Adoption Rate
20.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
72.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sandquist (9 Years) 9 Yrs
Oxnard Specialty Average (11.8 Years) 11.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
123 40 $241.00 $63.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
50 41 $391.00 $108.48
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
30 29 $46.00 $13.76
99239 Hospital discharge day management, more than 30 minutes
12 12 $349.00 $94.97

Medical Specialties & State Licenses

CMS Verified: 2025-02-26
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License CA NP95030240

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License WA AP61118837

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner

NUCC Taxonomy Code: 363L00000X

State License NC 232247

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner - Gerontology

NUCC Taxonomy Code: 363LG0600X

State License CA NP95030240

Definition to come...

Hospital & Practice Group Affiliations

West Coast Critical Care Specialists, Inc.

1910 Outlet Ctr Dr, Oxnard, CA 930360677

Phone: 8054852400

West Coast Pulmonary Physicians A Professional Medical Corporation

1910 Outlet Ctr Dr, Oxnard, CA 930360677

Phone: 8054852400

Secondary Practice Locations

2100 Stantonsburg Rd

Greenville, NC 278342818

Phone: 2528474100

62 W 7th Ave Ste 232

Spokane, WA 992042321

Phone: 5094742041

St. John's Pleasant Valley Hospital - 2309 Antonio Ave

Camarillo, CA 930101414

Phone: 8053895800

4000 Calle Tecate #105

Camarillo, CA 930125283

Phone: 8054852400

1910 Outlet Center Drive

Oxnard, CA 930360677

Phone: 8054852400

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Cheryl Gaj , OTR

Occupational Therapist - Neurorehabilitation

NPI 1003186727

Occupational Therapist Registered

Dr. Mary Vreeke , MD

Anesthesiology

NPI 1013027184

Doctor of Medicine (M.D.)

Dr. Waqas Aftab , MD

Internal Medicine - Critical Care Medicine

NPI 1043414220

Doctor of Medicine (M.D.)

NPI 1063875136

Doctor of Osteopathic Medicine (D.O.)

Alicia Zaragoza , NP

Nurse Practitioner - Adult Health

NPI 1073925814

Nurse Practitioner

Allison Wastak , NP-C, RN, CCRN

Nurse Practitioner - Family

NPI 1093197923

Nurse Practitioner (Certified), Registered Nurse, CCRN

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 26, 2025

Nurse Practitioner (License #AP61118837 in WA)

📍
Updated Practice Location October 04, 2024

Registered at ST. JOHN'S REGIONAL MEDICAL CENTER - 1600 N ROSE AVENUE, OXNARD, CA 930303722 (Tel: 8059882500)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 04, 2024

Nurse Practitioner (License #232247 in NC)

📍
Updated Practice Location May 03, 2021

Registered at 62 W 7TH AVE STE 232, SPOKANE, WA 992042321 (Tel: 5094742041)

📍
Updated Business Mailing Address May 03, 2021

Registered at 62 W 7TH AVE STE 232, SPOKANE, WA 992042321 (Tel: 5094742041)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 03, 2021

Nurse Practitioner (License #AP61118837 in WA)

NPI Profile Active February 14, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location February 14, 2018

Registered at 2100 STANTONSBURG RD, GREENVILLE, NC 278342818 (Tel: 2528474100)

📍
Updated Business Mailing Address February 14, 2018

Registered at 2100 STANTONSBURG RD, GREENVILLE, NC 278342818

👤
Provider Name / Credentials Updated February 14, 2018

Recorded as ALYSSA SANDQUIST

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 14, 2018

Nurse Practitioner (License #232247 in NC)

🟢
Initial NPI Registration & Enumeration February 14, 2018

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1225538523
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 14, 2018
Last Update: February 26, 2025
Sole Proprietor: No

Mailing Address

62 W 7th Ave Ste 232

Spokane, WA 992042321

Phone: 5094742041

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.