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Steven Williams, PH.D.
NPI 1437260452 · Psychologist · Harrisburg, PA
Steven Williams, PH.D. is a Psychologist provider in Harrisburg, PA (NPI 1437260452).
Provider details
- NPI number
- 1437260452
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PS005457L (PA)
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
5405 Jonestown Rd
Suite 103
Harrisburg, PA 17112-4021
Phone: (717) 671-9520
Street-level locationGet directions
Mailing address
505 Spring House Rd
Camp Hill, PA 17011-1455
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Steven Williams's NPI number?
- Steven Williams's National Provider Identifier (NPI) is 1437260452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Williams's specialty?
- Steven Williams is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Steven Williams located?
- Steven Williams's practice location on file with NPPES is 5405 Jonestown Rd, Harrisburg, PA 17112-4021.
- What is Steven Williams's phone number?
- The practice phone number listed in the NPPES registry for Steven Williams is (717) 671-9520.
- Is Steven Williams's NPI active?
- Yes — Steven Williams's NPI (1437260452) 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.