Robin Marie Hennessey, LCSW
Clinical Social Worker · Groton, CT
Robin Marie Hennessey, LCSW is a clinical social worker with a practice address in Groton, Connecticut, and NPI 1629395652, issued on Apr 30, 2010. Check the license (Connecticut 007058, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robin Marie Hennessey
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 007058 CT
Self-reported in NPPES; status is on the state search - Practice location
- 616 Gold Star Hwy, Groton, CT 06340
- Phone
- (860) 449-0200
- Enumerated
- Apr 30, 2010
- Record last updated
- Apr 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (860) 449-1954
- Medicare enrollment
- Enrolled (PECOS I20101130000514); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 7,729 in Connecticut → Look up another NPI →
Also registered at 616 Gold Star Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Evelyn Bridges, LCSWClinical Social Worker1477682334
- Ellen Cecchini, LMFTMarriage & Family Therapist1780749267
- F. Henry Doran, D.MIN, LPCMental Health Counselor1184778250
- Michael Formica, LPCMental Health Counselor1174688311
- Thomas Maciolek, PH.D.Clinical Psychologist1821198508
- Kathy Martinelli, LPCProfessional Counselor1336270040
Verify Robin Marie Hennessey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 007058Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Connecticut Behavioral Health Assoc PCPawcatuck, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robin Marie Hennessey among 7,729 clinical social worker records in Connecticut
Robin Marie Hennessey, LCSW is one of 7,729 clinical social worker records with a practice address in Connecticut. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 32% of them.
- NPI issued2010 · 32% of these records are older, 65% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileYes · 23% of these records are
- Graduated1997 · median 2009 among the 1,784 with a school on file
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
48 clinical social worker records list a practice address in Groton
They are 48 of the 734 NPPES records with a practice address in Groton, and 7,729 clinical social worker records in Connecticut.
All 7,729 in Connecticut → Every provider in Groton → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Krissa Anderson, LCSWGroton, CT 063401275549123
- Maritza Bourassa, LCSWGroton, CT 063401326055062
- Evelyn Bridges, LCSWGroton, CT 063401477682334
- Katharine ChiapperiniGroton, CT 063401659413052
- Cristina ConnellGroton, CT 063401912008061
- Steven Difilippo, LCSWGroton, CT 063401174745350
- Melanie Duranti, LCSWGroton, CT 063401861727901
- Dennis Goguen, MSW, LCSWGroton, CT 063401851339782
Common questions
What is Robin Marie Hennessey, LCSW's NPI number?
Robin Marie Hennessey, LCSW's National Provider Identifier (NPI) is 1629395652, issued on Apr 30, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Robin Marie Hennessey, LCSW located?
The NPPES record lists a practice address at 616 Gold Star Hwy, Groton, CT, 06340. Phone: (860) 449-0200. Providers update this record themselves, so call before visiting.
How can I verify Robin Marie Hennessey, LCSW's license?
NPPES lists Connecticut license number 007058, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.