IndividualActive
William Singer, PH.D.
NPI 1205991411 · Mental Health Counselor · Redmond, WA
William Singer, PH.D. is a Mental Health Counselor provider in Redmond, WA (NPI 1205991411).
Provider details
- NPI number
- 1205991411
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 00003563 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2227 152nd Ave Ne
Redmond, WA 98052-5519
Phone: (425) 644-1234
Fax: (425) 865-0224
Street-level locationGet directions
Mailing address
2227 152nd Ave Ne
Redmond, WA 98052-5519
Registry dates
- Enumerated
- 2006-12-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Singer's NPI number?
- William Singer's National Provider Identifier (NPI) is 1205991411, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Singer's specialty?
- William Singer is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is William Singer located?
- William Singer's practice location on file with NPPES is 2227 152nd Ave Ne, Redmond, WA 98052-5519.
- What is William Singer's phone number?
- The practice phone number listed in the NPPES registry for William Singer is (425) 644-1234.
- Is William Singer's NPI active?
- Yes — William Singer's NPI (1205991411) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.