Guillaume Counseling Services PC
NPI 1417420001 · Marriage & Family Therapist · Portland, OR
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guillaume Counseling Services PC is a Marriage & Family Therapist organization in Portland, OR (NPI 1417420001).
Provider details
- NPI number
- 1417420001
- Entity type
- Organization
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Nahomie Guillaume, President(503) 922-3360
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Professional Counselor101YP2500X
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Guillaume Counseling
- Doing business as
- Guillaume Marriage and Family Counseling
Additional practice locations (1)
- 3151 Ne Sandy Blvd Ste 240Portland, OR 97232-2500Phone: (503) 922-3360Fax: (971) 352-4229
Registry dates
- Enumerated
- 2019-01-07
- Last updated
- 2026-04-06
- Certified
- 2026-04-06
Frequently asked questions
- What is Guillaume Counseling Services PC's NPI number?
- Guillaume Counseling Services PC's National Provider Identifier (NPI) is 1417420001, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Guillaume Counseling Services PC?
- Guillaume Counseling Services PC is classified in the NPPES registry as Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Guillaume Counseling Services PC located?
- Guillaume Counseling Services PC's practice location on file with NPPES is 8885 Sw Canyon Rd Ste 118, Portland, OR 97225-3456.
- What is Guillaume Counseling Services PC's phone number?
- The practice phone number listed in the NPPES registry for Guillaume Counseling Services PC is (503) 922-3360.
- Does Guillaume Counseling Services PC accept Medicare?
- Guillaume Counseling Services 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 Guillaume Counseling Services PC?
- The authorized official listed on Guillaume Counseling Services PC's NPPES record is Nahomie Guillaume, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Guillaume Counseling Services PC's NPI active?
- Yes — Guillaume Counseling Services PC's NPI (1417420001) is active in the NPPES registry as of the last update on 2026-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.