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DR. TREVOR OLSON PSY.D.
NPI 1972956373
Psychologist - Clinical in La Jolla, CA

Active since July 20, 2016PECOS EnrolledAccepts Medicare Assignment
0/100
CMS Quality Rating
8813 VILLA LA JOLLA DR STE 2002, LA JOLLA, CA 92037(858) 255-1658 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018, Jul 5, 2017 (3 updates tracked since 2017).

About Dr. Trevor Olson Psy.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TREVOR OLSON PSY.D. (NPI 1972956373) is an individual clinical provider in La Jolla, California, licensed in California (PSY83474) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1972956373
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. TREVOR OLSONCredential: PSY.D.
Location Address8813 VILLA LA JOLLA DR STE 2002La Jolla, CA 92037-1927
Mailing Address2525 A StSan Diego, CA 92102-2109 · (858) 255-1658
Phone(858) 255-1658
Sole ProprietorYes
Medical School CMSOtherGraduated 2013
Enumeration DateJuly 20, 2016
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
✔ NPI 1972956373 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY83474
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
8813 VILLA LA JOLLA DR STE 2002, La Jolla, CA 92037
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Secondary Practice Locations 3

Location 13025 Reynard WaySan Diego, CA 92103-5434 · Phone (858) 255-1658
Location 2187 Calle Magdalena Ste 11Encinitas, CA 92024-3705 · Phone (858) 255-1658
Location 32525 Camino Del Rio S Ste 2525San Diego, CA 92108-3717 · Phone (858) 255-1658

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Trevor Olson Psy.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385928027
PECOS Enrollment IDI20170224001754
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Trevor Olson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Practice Of Being Human Psychology PC
4.5 mi
Psychologist
2204 GARNET AVE STE 305
San Diego, CA 92109
  • Reassigned Medicare billing, California enrollment
  • 10 clinicians in this Medicare group
NPI 1982254397 (858) 255-1658
Soul Tide Psychotherapy PC
14 mi
Clinical
3257 CAMINO DE LOS COCHES
Carlsbad, CA 92009
  • Reassigned Medicare billing, California enrollment
  • 4 clinicians in this Medicare group
NPI 1528856531 (858) 945-7421
Sud Specialty Group - Ca
412 mi
Addiction Medicine
4633 OLD IRONSIDES DR STE 304
Santa Clara, CA 95054
  • Reassigned Medicare billing, California enrollment
  • 1,607 clinicians in this Medicare group
NPI 1972138238 (323) 205-7088

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
792 services232 patients
Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
424 services18 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
405 services40 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
354 services343 patients
Assessment of health behavior 96156
Assessment of health behavior is a process where your daily habits and lifestyle choices are evaluated. This includes your diet, exercise, sleep patterns, and stress management. The goal is to identify areas for improvement and develop strategies for healthier habits.
85 services50 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
19 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$184.71 typical visit price
range $62.10 – $184.71
Typical copayment $46.17 (range $15.52 – $46.17)
Most-billed visit code 99205
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

0/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KRISTEN HASHIOKA PSY.D
Psychologist (Clinical)
8813 VILLA LA JOLLA DR STE 2002
LA JOLLA, CA 92037
San Diego County (760) 672-6828

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Trevor Olson's NPI number?

The NPI number for Trevor Olson is 1972956373. It was assigned to this individual provider in the NPPES registry on July 20, 2016.

Where is Trevor Olson located?

Trevor Olson practices at 8813 Villa La Jolla Dr Ste 2002, La Jolla, CA 92037. The listed phone number is (858) 255-1658.

What is Trevor Olson's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Trevor Olson enrolled in Medicare?

Yes. Trevor Olson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Trevor Olson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trevor Olson reassigns Medicare benefits to 3 organizations: Practice Of Being Human Psychology PC (San Diego, CA), Soul Tide Psychotherapy PC (Carlsbad, CA) and Sud Specialty Group - Ca (Santa Clara, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Trevor Olson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Trevor Olson was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.