Gregory Twiddy, LMHC
NPI 1518276591 · Mental Health Counselor · Olympia, WA
Gregory Twiddy, LMHC is a Mental Health Counselor provider in Olympia, WA (NPI 1518276591).
Provider details
- NPI number
- 1518276591
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Male
- Sole proprietor
- Yes
- License
- MC60180619 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
15 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
- 2010-09-24
- Last updated
- 2023-07-27
- Certified
- 2023-07-27
Frequently asked questions
- What is Gregory Twiddy's NPI number?
- Gregory Twiddy's National Provider Identifier (NPI) is 1518276591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Twiddy's specialty?
- Gregory Twiddy is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Gregory Twiddy located?
- Gregory Twiddy's practice location on file with NPPES is 2024 Caton Way Sw, Olympia, WA 98502-8201.
- What is Gregory Twiddy's phone number?
- The practice phone number listed in the NPPES registry for Gregory Twiddy is (360) 358-1506.
- Is Gregory Twiddy's NPI active?
- Yes — Gregory Twiddy's NPI (1518276591) is active in the NPPES registry as of the last update on 2023-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.