Crystal Clarke
NPI 1942883962 · Addiction (Substance Use Disorder) Counselor · Greenville, SC
Crystal Clarke is a Addiction (Substance Use Disorder) Counselor provider in Greenville, SC (NPI 1942883962).
Provider details
- NPI number
- 1942883962
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
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
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-04-29
- Last updated
- 2021-04-29
- Certified
- 2021-04-29
Frequently asked questions
- What is Crystal Clarke's NPI number?
- Crystal Clarke's National Provider Identifier (NPI) is 1942883962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Clarke's specialty?
- Crystal Clarke is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Crystal Clarke located?
- Crystal Clarke's practice location on file with NPPES is 1400 Cleveland St, Greenville, SC 29607-2410.
- What is Crystal Clarke's phone number?
- The practice phone number listed in the NPPES registry for Crystal Clarke is (864) 467-4765.
- Is Crystal Clarke's NPI active?
- Yes — Crystal Clarke's NPI (1942883962) is active in the NPPES registry as of the last update on 2021-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.