IndividualActive
Mary Twidwell
NPI 1841899713 · Mental Health Counselor · Shelton, WA
Mary Twidwell is a Mental Health Counselor provider in Shelton, WA (NPI 1841899713).
Provider details
- NPI number
- 1841899713
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
307 W Cota St
Shelton, WA 98584-2265
Phone: (360) 205-8010
Street-level locationGet directions
Mailing address
31 E Bramble Ln
Shelton, WA 98584-7565
Registry dates
- Enumerated
- 2020-10-22
- Last updated
- 2020-11-01
- Certified
- 2020-11-01
Frequently asked questions
- What is Mary Twidwell's NPI number?
- Mary Twidwell's National Provider Identifier (NPI) is 1841899713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Twidwell's specialty?
- Mary Twidwell is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Twidwell located?
- Mary Twidwell's practice location on file with NPPES is 307 W Cota St, Shelton, WA 98584-2265.
- What is Mary Twidwell's phone number?
- The practice phone number listed in the NPPES registry for Mary Twidwell is (360) 205-8010.
- Is Mary Twidwell's NPI active?
- Yes — Mary Twidwell's NPI (1841899713) is active in the NPPES registry as of the last update on 2020-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.