Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Anne T Ambrosio, LCSW
Social Worker in Greenwich, CT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275647984
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Registry record
Entity type Individual (Type 1)
Name Anne T Ambrosio
Credential LCSW
Sex Female
Practice address 5 Perryridge Road, Greenwich Hospital Opc, Greenwich, CT, 06830
Phone (203) 863-3316
Fax (203) 863-4690
Enumeration date Aug 18, 2006
Last updated in NPPES Sep 21, 2011
Taxonomy & licenses
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
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 Anne Ambrosio?
The National Provider Identifier (NPI) for Anne Ambrosio is 1275647984, a Type 1 (individual) record in the CMS NPPES registry.
Where does Anne Ambrosio practice?
The practice location on file with NPPES is in Greenwich, CT. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Stylianos Theofanidis Neonatal-Perinatal Medicine Physician · Greenwich, CT NPI 1912926908 Modestus Lee Pediatrics Physician · Greenwich, CT NPI 1568486975 Betty Jane Lewis Social Worker · Greenwich, CT NPI 1447364161 Miriam Kahn Nurse Practitioner · Greenwich, CT NPI 1992813083 Bonnie Mcguire Wreschner Emergency Medicine Physician · Greenwich, CT NPI 1871789834 Roberta Brown Brugo Registered Nurse · Greenwich, CT NPI 1700019726 Cheryl Williams Registered Dietitian · Greenwich, CT NPI 1164732509 James Pallett Internal Medicine Physician · Greenwich, CT NPI 1306251129
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-21.