Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Carolyn Holstein
Social Worker in Roosevelt, NY · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083748594
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Registry record
Entity type Individual (Type 1)
Name Carolyn Holstein
Sex Female
Practice address 380 Washington Ave, Roosevelt, NY, 11575
Phone (516) 378-2000
Enumeration date Mar 15, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 057937-1 (NY) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00057937 | Medicaid | NY | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Carolyn Holstein?
The National Provider Identifier (NPI) for Carolyn Holstein is 1083748594, a Type 1 (individual) record in the CMS NPPES registry.
Where does Carolyn Holstein practice?
The practice location on file with NPPES is in Roosevelt, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Catherine Finelli Professional Counselor · Roosevelt, NY NPI 1093743072 United Cerebral Palsy Association of Nassau County, Inc. Clinic/Center · Roosevelt, NY NPI 1720009715 Diane Divergilio-Antonette Occupational Therapist · Roosevelt, NY NPI 1568476877 Melissa Kay Speech-Language Pathologist · Roosevelt, NY NPI 1346256450 Michael Delsignore Speech-Language Pathologist · Roosevelt, NY NPI 1386650711 Arnel Mendoza Physical Therapist · Roosevelt, NY NPI 1467468249 Diane Warns Physical Therapist · Roosevelt, NY NPI 1679589394 Rosemarie Kielawa Dental Hygienist · Roosevelt, NY NPI 1215944517
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.