Mrs Nyssa Matson-keats, LICSW - Medicare Clinical Social Worker in Lexington, MA

Mrs Nyssa Matson-keats, LICSW is a medicare enrolled "Social Worker - Clinical" provider in Lexington, Massachusetts. She graduated from medical school in 1990 and has 34 years of diverse experience with area of expertise as Clinical Social Worker. She is a member of the group practice President And Fellows Of Harvard College and her current practice location is 35 Bedford St, Lexington, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (781) 861-6767.

Mrs Nyssa Matson-keats is licensed to practice in Massachusetts (license number 111996) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1407018146.

Contact Information

Mrs Nyssa Matson-keats, LICSW
35 Bedford St,
Lexington, MA 02420-4320
(781) 861-6767
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameMrs Nyssa Matson-keats
GenderFemale
SpecialityClinical Social Worker
Experience34 Years
Location35 Bedford St, Lexington, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Nyssa Matson-keats graduated from medical school in 1990
  NPI Data:
  • NPI Number: 1407018146
  • Provider Enumeration Date: 06/25/2008
  • Last Update Date: 06/25/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 2567757750
  • Enrollment ID: I20160826001973

Medical Identifiers

Medical identifiers for Mrs Nyssa Matson-keats such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1407018146NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical 111996 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
President And Fellows Of Harvard College206230389493

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mrs Nyssa Matson-keats allows following entities to bill medicare on her behalf.
Entity NamePresident & Fellows Of Harvard College
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952366312
PECOS PAC ID: 2062303894
Enrollment ID: O20040322001750

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mrs Nyssa Matson-keats is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mrs Nyssa Matson-keats, LICSW
35 Bedford St,
Lexington, MA 02420-4320

Ph: (781) 861-6767
Mrs Nyssa Matson-keats, LICSW
35 Bedford St,
Lexington, MA 02420-4320

Ph: (781) 861-6767

Reviews and Comments


Social Worker in Lexington, MA

Christine Pavlakis Bowling, MSW, LICSW
Clinical Social Worker
Medicare: Accepting Medicare Assignments
Practice Location: 10 Muzzey Street, Lexington, MA 02421
Phone: 781-860-0289    Fax: 781-860-0289
Donna M Darcy, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 76 Bedford St, Suite 22, Lexington, MA 02420
Phone: 781-697-1934    
Mrs. Lana Beth Epstein, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 1844b Massachusetts Ave, Lexington, MA 02420
Phone: 781-862-0574    
Prof. Annabelle Chu Snyder, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 10 Muzzey St, Lexington, MA 02421
Phone: 781-799-0541    Fax: 781-863-0568
Claudia Vanegas Mejia, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 251 Waltham St, Lexington, MA 02421
Phone: 781-861-2320    
Ms. Jennifer Alison Dacey, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 125 Hartwell Ave, Lexington, MA 02421
Phone: 781-861-0890    
Sheila C Frankel, LICSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 3 Kimball Rd, Lexington, MA 02421
Phone: 617-748-2240    Fax: 617-261-7437

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.