Karen Williamson, M.S.
NPI 1508908054 · Professional Counselor · Sellersville, PA
Karen Williamson, M.S. is a Professional Counselor provider in Sellersville, PA (NPI 1508908054).
Provider details
- NPI number
- 1508908054
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.
- Sex
- Female
- Sole proprietor
- No
- License
- PC000102 (PA)
Specialties & taxonomies
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
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
Mailing address
Registry dates
- Enumerated
- 2007-02-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Williamson's NPI number?
- Karen Williamson's National Provider Identifier (NPI) is 1508908054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Williamson's specialty?
- Karen Williamson is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Karen Williamson located?
- Karen Williamson's practice location on file with NPPES is 807 Lawn Ave, Sellersville, PA 18960-1549.
- What is Karen Williamson's phone number?
- The practice phone number listed in the NPPES registry for Karen Williamson is (215) 257-6551.
- Is Karen Williamson's NPI active?
- Yes — Karen Williamson's NPI (1508908054) 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.