Megan C. Merriwether Psychological Services, PLLC
NPI 1538934047 · Clinical Psychologist · Port Angeles, WA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Megan C. Merriwether Psychological Services, PLLC is a Clinical Psychologist organization in Port Angeles, WA (NPI 1538934047).
Provider details
- NPI number
- 1538934047
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Megan Merriwether, Owner(206) 300-5865
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
2 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
- 2023-11-15
- Last updated
- 2023-11-15
- Certified
- 2023-11-15
Frequently asked questions
- What is Megan C. Merriwether Psychological Services, PLLC's NPI number?
- Megan C. Merriwether Psychological Services, PLLC's National Provider Identifier (NPI) is 1538934047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Megan C. Merriwether Psychological Services, PLLC?
- Megan C. Merriwether Psychological Services, PLLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Megan C. Merriwether Psychological Services, PLLC located?
- Megan C. Merriwether Psychological Services, PLLC's practice location on file with NPPES is 105 1/2 E 1st St Ste C, Port Angeles, WA 98362-2929.
- What is Megan C. Merriwether Psychological Services, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Megan C. Merriwether Psychological Services, PLLC is (206) 300-5865.
- Does Megan C. Merriwether Psychological Services, PLLC accept Medicare?
- Megan C. Merriwether Psychological Services, 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 Megan C. Merriwether Psychological Services, PLLC?
- The authorized official listed on Megan C. Merriwether Psychological Services, PLLC's NPPES record is Megan Merriwether, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Megan C. Merriwether Psychological Services, PLLC's NPI active?
- Yes — Megan C. Merriwether Psychological Services, PLLC's NPI (1538934047) is active in the NPPES registry as of the last update on 2023-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.