Sherry Kostman, PSY.D.
NPI 1891931770 · Clinical Psychologist · Greenville, SC
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sherry Kostman, PSY.D. is a Clinical Psychologist provider in Greenville, SC (NPI 1891931770).
Provider details
- NPI number
- 1891931770
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1111 (SC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Adult Development & Aging Psychologist103TA0700X
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2008-12-26
- Last updated
- 2024-05-06
- Certified
- 2024-05-06
Frequently asked questions
- What is Sherry Kostman's NPI number?
- Sherry Kostman's National Provider Identifier (NPI) is 1891931770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sherry Kostman's specialty?
- Sherry Kostman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Sherry Kostman located?
- Sherry Kostman's practice location on file with NPPES is 975 W Faris Rd, Greenville, SC 29605-4241.
- What is Sherry Kostman's phone number?
- The practice phone number listed in the NPPES registry for Sherry Kostman is (864) 729-8330.
- Does Sherry Kostman accept Medicare?
- Sherry Kostman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sherry Kostman's NPI active?
- Yes — Sherry Kostman's NPI (1891931770) is active in the NPPES registry as of the last update on 2024-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.