Mark Handelman, MSW
NPI 1003698598 · Clinical Social Worker · Gilbertsville, NY
Mark Handelman, MSW is a Clinical Social Worker provider in Gilbertsville, NY (NPI 1003698598).
Provider details
- NPI number
- 1003698598
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 069756 (NY)
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
2 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
- 2023-10-18
- Last updated
- 2023-10-18
- Certified
- 2023-10-18
Frequently asked questions
- What is Mark Handelman's NPI number?
- Mark Handelman's National Provider Identifier (NPI) is 1003698598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Handelman's specialty?
- Mark Handelman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Handelman located?
- Mark Handelman's practice location on file with NPPES is 230 Nichols Rd, Gilbertsville, NY 13776-1131.
- What is Mark Handelman's phone number?
- The practice phone number listed in the NPPES registry for Mark Handelman is (267) 370-1935.
- Is Mark Handelman's NPI active?
- Yes — Mark Handelman's NPI (1003698598) is active in the NPPES registry as of the last update on 2023-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.