OrganizationActive
William Costas, P.C.
NPI 1619139896 · Adult Development & Aging Psychologist · Denver, CO
Provider details
- NPI number
- 1619139896
- Entity type
- Organization
- Primary specialty
- Adult Development & Aging PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- William Costas, President(303) 919-0000
- License
- 1301 (CO)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
8751 E Hampden Ave
Ste B-3
Denver, CO 80231-4952
Phone: (303) 919-0000
Street-level locationGet directions
Mailing address
8751 E Hampden Ave
Denver, CO 80231-4952
Registry dates
- Enumerated
- 2008-06-27
- Last updated
- 2008-06-27
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.