Gwendolyn Lizette Lopez-cohen, MD - Medicare Psychiatry & Neurology in Westport, CT

Gwendolyn Lizette Lopez-cohen, MD is a medicare enrolled "Psychiatry & Neurology - Child & Adolescent Psychiatry" physician in Westport, Connecticut. Her current practice location is 64 Post Rd W, 2nd Floor, Westport, Connecticut. You can reach out to her office (for appointments etc.) via phone at (203) 226-2360.

Gwendolyn Lizette Lopez-cohen is licensed to practice in Connecticut (license number 047160) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1770782476.

Contact Information

Gwendolyn Lizette Lopez-cohen, MD
64 Post Rd W, 2nd Floor,
Westport, CT 06880-4208
(203) 226-2360
(203) 286-1670

Map and Direction




Physician's Profile

Full NameGwendolyn Lizette Lopez-cohen
GenderFemale
SpecialityPsychiatry & Neurology - Child & Adolescent Psychiatry
Location64 Post Rd W, Westport, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1770782476
  • Provider Enumeration Date: 07/12/2007
  • Last Update Date: 01/13/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5597812354
  • Enrollment ID: I20110419000219

Medical Identifiers

Medical identifiers for Gwendolyn Lizette Lopez-cohen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1770782476NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0804XPsychiatry & Neurology - Child & Adolescent Psychiatry 239116 (New York)Secondary
2084P0804XPsychiatry & Neurology - Child & Adolescent Psychiatry 047160 (Connecticut)Primary

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. Gwendolyn Lizette Lopez-cohen allows following entities to bill medicare on her behalf.
Entity NameYale University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205822236
PECOS PAC ID: 9436061736
Enrollment ID: O20031105000015

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. Gwendolyn Lizette Lopez-cohen 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
Gwendolyn Lizette Lopez-cohen, MD
64 Post Rd W, 2nd Floor,
Westport, CT 06880-4208

Ph: (203) 226-2360
Gwendolyn Lizette Lopez-cohen, MD
64 Post Rd W, 2nd Floor,
Westport, CT 06880-4208

Ph: (203) 226-2360

Reviews and Comments


Psychiatry & Neurology Doctors in Westport, CT

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Dr. Debra Kotoski Ressler, M.D.
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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).

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