Geriatric Psychiatry Northwest PLLC
NPI 1427709443 · Psychiatric/Mental Health Nurse Practitioner · Sumner, WA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geriatric Psychiatry Northwest PLLC is a Psychiatric/Mental Health Nurse Practitioner organization in Sumner, WA (NPI 1427709443).
Provider details
- NPI number
- 1427709443
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Christopher Linderman, Owner(253) 905-6877
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-01-11
- Last updated
- 2022-01-11
- Certified
- 2022-01-11
Frequently asked questions
- What is Geriatric Psychiatry Northwest PLLC's NPI number?
- Geriatric Psychiatry Northwest PLLC's National Provider Identifier (NPI) is 1427709443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Geriatric Psychiatry Northwest PLLC?
- Geriatric Psychiatry Northwest PLLC is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Geriatric Psychiatry Northwest PLLC located?
- Geriatric Psychiatry Northwest PLLC's practice location on file with NPPES is 15412 48th Street Ct E, Sumner, WA 98390-2835.
- What is Geriatric Psychiatry Northwest PLLC's phone number?
- The practice phone number listed in the NPPES registry for Geriatric Psychiatry Northwest PLLC is (253) 905-6877.
- Does Geriatric Psychiatry Northwest PLLC accept Medicare?
- Geriatric Psychiatry Northwest PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Geriatric Psychiatry Northwest PLLC?
- The authorized official listed on Geriatric Psychiatry Northwest PLLC's NPPES record is Christopher Linderman, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Geriatric Psychiatry Northwest PLLC's NPI active?
- Yes — Geriatric Psychiatry Northwest PLLC's NPI (1427709443) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.