Walter Dan Twyman
NPI 1427616168 · Case Manager/Care Coordinator · Redwood Valley, CA
Walter Dan Twyman is a Case Manager/Care Coordinator provider in Redwood Valley, CA (NPI 1427616168).
Provider details
- NPI number
- 1427616168
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
- Counselor101Y00000X
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
83% 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
Additional practice locations (1)
- 780 S Dora StUkiah, CA 95482-5348Phone: (707) 467-2010
Registry dates
- Enumerated
- 2019-05-29
- Last updated
- 2019-09-06
Frequently asked questions
- What is Walter Dan Twyman's NPI number?
- Walter Dan Twyman's National Provider Identifier (NPI) is 1427616168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Dan Twyman's specialty?
- Walter Dan Twyman is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Walter Dan Twyman located?
- Walter Dan Twyman's practice location on file with NPPES is 7351 Sems Ln, Redwood Valley, CA 95470-9424.
- What is Walter Dan Twyman's phone number?
- The practice phone number listed in the NPPES registry for Walter Dan Twyman is (707) 467-2010.
- Is Walter Dan Twyman's NPI active?
- Yes — Walter Dan Twyman's NPI (1427616168) is active in the NPPES registry as of the last update on 2019-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.