Cassandra Clarke-Williams, PH.D, LGPC
NPI 1912404526 · Mental Health Counselor · Columbia, MD
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Clarke-Williams, PH.D, LGPC is a Mental Health Counselor provider in Columbia, MD (NPI 1912404526).
Provider details
- NPI number
- 1912404526
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D, LGPC
- Sex
- Female
- Sole proprietor
- No
- License
- LGP5575 (MD)
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
8 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
- 2018-04-10
- Last updated
- 2018-04-10
Frequently asked questions
- What is Cassandra Clarke-Williams's NPI number?
- Cassandra Clarke-Williams's National Provider Identifier (NPI) is 1912404526, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Clarke-Williams's specialty?
- Cassandra Clarke-Williams is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Cassandra Clarke-Williams located?
- Cassandra Clarke-Williams's practice location on file with NPPES is 5570 Sterrett Pl Ste 305, Columbia, MD 21044-2654.
- What is Cassandra Clarke-Williams's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Clarke-Williams is (443) 485-5473.
- Does Cassandra Clarke-Williams accept Medicare?
- Cassandra Clarke-Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Clarke-Williams's NPI active?
- Yes — Cassandra Clarke-Williams's NPI (1912404526) is active in the NPPES registry as of the last update on 2018-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.