MARISSA OHLSTROM, PSYD, PLLC
NPI 1053035105
Psychologist in Seattle, WA

Active since October 03, 2022
4860 RAINIER AVENUE S STE C, SEATTLE, WA 98118(206) 531-4548 Get Directions Write a Review

NPPES record last updated: October 26, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 26, 2022, Oct 3, 2022 (2 updates tracked since 2022).

About Marissa Ohlstrom, Psyd, Pllc NPPES

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

MARISSA OHLSTROM, PSYD, PLLC (NPI 1053035105) is a healthcare organization registered as a psychologist in Seattle, Washington and active in the NPI registry since October 2022. The organization lists Marissa Ohlstrom, Provider/sole Owner, as its authorized official.

NPPES Registry Identity

NPI1053035105
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameMARISSA OHLSTROM, PSYD, PLLC
Location Address4860 RAINIER AVENUE S STE CSeattle, WA 98118
Mailing Address3518 Fremont Ave N # 325Seattle, WA 98103-8814 · (206) 531-4548
Organization SubpartNo
Authorized OfficialMarissa OhlstromProvider/sole Owner · (206) 531-4548
Enumeration DateOctober 3, 2022
Last NPPES UpdateOctober 26, 20222 updates tracked since enumeration
NPPES CertifiedOctober 26, 2022
✔ NPI 1053035105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
4860 RAINIER AVENUE S STE C, Seattle, WA 98118

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marissa Ohlstrom, Psyd, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Marissa Ohlstrom, Psyd, PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Clinical Psychologist
NPI 1043775737
4860 RAINIER AVENUE S STE C
Seattle, WA 98118
(206) 531-4548
✔ PECOSSame address

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

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 Marissa Ohlstrom, Psyd, PLLC's NPI number?

The NPI number for Marissa Ohlstrom, Psyd, PLLC is 1053035105. It was assigned to this organization in the NPPES registry on October 3, 2022.

Where is Marissa Ohlstrom, Psyd, PLLC located?

Marissa Ohlstrom, Psyd, PLLC is located at 4860 Rainier Avenue S Ste C, Seattle, WA 98118. The listed phone number is (206) 531-4548.

What is Marissa Ohlstrom, Psyd, PLLC's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Marissa Ohlstrom, Psyd, PLLC enrolled in Medicare?

Yes. Marissa Ohlstrom, Psyd, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Marissa Ohlstrom, Psyd, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Marissa Ohlstrom, Psyd, PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Marissa Ohlstrom, Psyd, PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Marissa Ohlstrom, Psyd, PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marissa Ohlstrom, Psyd, PLLC was last updated on October 26, 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.