SARI NATSU MATISOFF COOK PMHNP
NPI 1316305121
Nurse Practitioner - Psychiatric/Mental Health in Portland, OR
About Sari Natsu Matisoff Cook Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARI NATSU MATISOFF COOK PMHNP (NPI 1316305121) is an individual psychiatric/mental health provider in Portland, Oregon, licensed in Oregon (201705731NP-PP) and active in the NPI registry since February 2016. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sari Natsu Matisoff Cook Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Sari Cook reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, OR 97204
- Reassigned Medicare billing, Oregon enrollment
- 29 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97213 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTLAND, OR 97213
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 Sari Cook's NPI number?
The NPI number for Sari Cook is 1316305121. It was assigned to this individual provider in the NPPES registry on February 8, 2016. The provider is also known as Sari Natsu Matisoff.
Where is Sari Cook located?
Sari Cook practices at 1827 NE 44th Ave Ste 230, Portland, OR 97213. The listed phone number is (503) 477-4969.
What is Sari Cook's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Sari Cook enrolled in Medicare?
Yes. Sari Cook is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Sari Cook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sari Cook reassigns Medicare benefits to Psychological Services Connection LLC (Portland, OR). The 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 Sari Cook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sari Cook accept?
Health plans from Moda Health Plan, Inc. list Sari Cook 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 Sari Cook was last updated on March 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.
# Sari Natsu Matisoff Cook, PMHNP · NPI 1316305121
Psychiatric/Mental Health physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since February 8, 2016.
## Identity
- **NPI:** 1316305121 (Entity type: Individual)
- **Enumerated:** February 8, 2016
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 201705731NP-PP (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 1827 NE 44TH AVE STE 230, Portland, OR 97213-1443
- **Phone:** (503) 477-4969
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Psychological Services Connection LLC (NPI 1275260465, Portland, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1316305121) · Data from the CMS NPPES public registry.