Dr Deborah Keller, MD - Medicare Colon & Rectal Surgery in Hamden, CT

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Dr Deborah Keller, MD is a medicare enrolled "Colon & Rectal Surgery" physician in Hamden, Connecticut. Her current practice location is 2200 Whitney Ave Ste 170, Hamden, Connecticut. You can reach out to her office (for appointments etc.) via phone at (203) 281-7000.

Dr Deborah Keller is licensed to practice in Connecticut (license number 77328) 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 1902068281.

Contact Information

Dr Deborah Keller, MD
2200 Whitney Ave Ste 170,
Hamden, CT 06518-3694
(203) 281-7000
(203) 909-6782

Map and Direction




Physician's Profile

Full NameDr Deborah Keller
GenderFemale
SpecialityColon & Rectal Surgery
Location2200 Whitney Ave Ste 170, Hamden, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1902068281
  • Provider Enumeration Date: 06/27/2008
  • Last Update Date: 04/10/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2961701909
  • Enrollment ID: I20180305000928

Medical Identifiers

Medical identifiers for Dr Deborah Keller such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902068281NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery Q5002 (Texas)Secondary
208600000XSurgery MT190874 (Pennsylvania)Secondary
208600000XSurgery 77328 (Connecticut)Secondary
208C00000XColon & Rectal Surgery Q5002 (Texas)Secondary
208C00000XColon & Rectal Surgery 288458 (New York)Secondary
208C00000XColon & Rectal Surgery 77328 (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. Dr Deborah Keller allows following entities to bill medicare on her behalf.
Entity NameThe Trustees Of Columbia University In The City Of New York
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265598783
PECOS PAC ID: 4688772395
Enrollment ID: O20070604000623
Entity NameTrustees Of Columbia University In The City Of New York
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508266347
PECOS PAC ID: 8527972546
Enrollment ID: O20151201002613

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 Deborah Keller 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 Deborah Keller, MD
2200 Whitney Ave Ste 170,
Hamden, CT 06518-3694

Ph: (203) 281-7000		Dr Deborah Keller, MD
2200 Whitney Ave Ste 170,
Hamden, CT 06518-3694

Ph: (203) 281-7000

Reviews and Comments



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.