MARIETTA H. WHITTLESEY M.S. L.P.C.
NPI 1801294186
Counselor - Mental Health in Sharon, CT
About Marietta H. Whittlesey M.s. L.p.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIETTA H. WHITTLESEY M.S. L.P.C. (NPI 1801294186) is an individual mental health provider in Sharon, Connecticut, licensed in Connecticut (2678) and active in the NPI registry since December 2014. She has opted out of Medicare through September 25, 2026.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Marietta H. Whittlesey M.s. L.p.c. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from September 25, 2024 through September 25, 2026.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Marietta Whittlesey's NPI number?
The NPI number for Marietta Whittlesey is 1801294186. It was assigned to this individual provider in the NPPES registry on December 18, 2014.
Where is Marietta Whittlesey located?
Marietta Whittlesey practices at 6 New St, Sharon, CT 06069. The listed phone number is (518) 398-9637.
What is Marietta Whittlesey's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Marietta Whittlesey enrolled in Medicare?
No. Marietta Whittlesey has opted out of Medicare through September 25, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.
What insurance does Marietta Whittlesey accept?
Health plans from Providence Health Plan list Marietta Whittlesey as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Marietta Whittlesey was last updated on July 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Marietta H. Whittlesey, M.S. L.P.C. · NPI 1801294186
Mental Health provider in Sharon, Connecticut. Individual provider, active in the CMS NPPES registry since December 18, 2014.
## Identity
- **NPI:** 1801294186 (Entity type: Individual)
- **Enumerated:** December 18, 2014
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **State license:** 2678 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6 NEW ST, Sharon, CT 06069-2077
- **Phone:** (518) 398-9637
## Medicare
- **Medicare:** Opted out of Medicare (opt-out affidavit on file, in effect through September 25, 2026); services are provided under private contract
## Record status
- **NPPES last updated:** July 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801294186) · Data from the CMS NPPES public registry.