Triss Fifer PC
NPI 1144450156 · Clinical Social Worker · Portland, OR
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Triss Fifer PC is a Clinical Social Worker organization in Portland, OR (NPI 1144450156).
Provider details
- NPI number
- 1144450156
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Triss Fifer, President(503) 222-2420
- License
- 1698 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-07-24
- Last updated
- 2009-07-24
Frequently asked questions
- What is Triss Fifer PC's NPI number?
- Triss Fifer PC's National Provider Identifier (NPI) is 1144450156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Triss Fifer PC?
- Triss Fifer PC is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Triss Fifer PC located?
- Triss Fifer PC's practice location on file with NPPES is 833 Sw 11th Ave, Portland, OR 97205-2123.
- What is Triss Fifer PC's phone number?
- The practice phone number listed in the NPPES registry for Triss Fifer PC is (503) 222-2420.
- Does Triss Fifer PC accept Medicare?
- Triss Fifer PC 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 Triss Fifer PC?
- The authorized official listed on Triss Fifer PC's NPPES record is Triss Fifer, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Triss Fifer PC's NPI active?
- Yes — Triss Fifer PC's NPI (1144450156) is active in the NPPES registry as of the last update on 2009-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.