Dr Cathy J Zack, MD - Medicare Family Practice in East Hampton, CT

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Dr Cathy J Zack, MD is a medicare enrolled "Family Medicine" physician in East Hampton, Connecticut. She went to Geisel School Of Medicine At Dartmouth and graduated in 1988 and has 38 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Middlesex Hospital and her current practice location is 120 Main St, East Hampton, Connecticut. You can reach out to her office (for appointments etc.) via phone at (860) 267-2593.

Dr Cathy J Zack is licensed to practice in Connecticut (license number 030910) 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 1003828435.

Contact Information

Dr Cathy J Zack, MD
120 Main St,
East Hampton, CT 06424-1123
(860) 267-2593
(860) 267-4889

Map and Direction




Physician's Profile

Full NameDr Cathy J Zack
GenderFemale
SpecialityFamily Practice
Experience38 Years
Location120 Main St, East Hampton, Connecticut
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:
  • Dr Cathy J Zack attended and graduated from Geisel School Of Medicine At Dartmouth in 1988
  NPI Data:
  • NPI Number: 1003828435
  • Provider Enumeration Date: 08/13/2006
  • Last Update Date: 05/04/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 2466342464
  • Enrollment ID: I20040316000025

Medical Identifiers

Medical identifiers for Dr Cathy J Zack such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003828435NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 030910 (Connecticut)Primary
208M00000XHospitalist 30910 (Connecticut)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Middlesex HospitalMiddletown, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Middlesex Hospital5092611731208

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. Dr Cathy J Zack allows following entities to bill medicare on her behalf.
Entity NameMiddlesex Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972563138
PECOS PAC ID: 5092611731
Enrollment ID: O20031216000592

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. Dr Cathy J Zack 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
Dr Cathy J Zack, MD
4 Farm Springs Rd, Prohealth Physicians,
Farmington, CT 06032-2573

Ph: (860) 284-5200		Dr Cathy J Zack, MD
120 Main St,
East Hampton, CT 06424-1123

Ph: (860) 267-2593

Reviews and Comments


Family Medicine Doctors in East Hampton, CT

Karren Agyekum,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 54 E High St, East Hampton, CT 06424
Phone: 866-389-2727    
Domenic William Casablanca, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 42 E High St Ste 205, East Hampton, CT 06424
Phone: 860-358-3500    
Ana Mariel Garcia, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 42 E High St Ste 205, East Hampton, CT 06424
Phone: 860-358-3500    Fax: 860-358-8322

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.