Glenda Grace Callender, MD - Medicare General Surgery in Waterbury, CT

Glenda Grace Callender, MD is a medicare enrolled "Surgery - Surgical Oncology" physician in Waterbury, Connecticut. She went to Harvard Medical School and graduated in 2000 and has 24 years of diverse experience with area of expertise as General Surgery. She is a member of the group practice Hartford Healthcare Medical Group Specialists Pllc and her current practice location is 133 Scovill St Ste 303, Waterbury, Connecticut. You can reach out to her office (for appointments etc.) via phone at (203) 709-6871.

Glenda Grace Callender is licensed to practice in Connecticut (license number 51630) 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 1952599441.

Contact Information

Glenda Grace Callender, MD
133 Scovill St Ste 303,
Waterbury, CT 06706-1127
(203) 709-6871
Not Available

Map and Direction




Physician's Profile

Full NameGlenda Grace Callender
GenderFemale
SpecialityGeneral Surgery
Experience24 Years
Location133 Scovill St Ste 303, Waterbury, 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:
  • Glenda Grace Callender attended and graduated from Harvard Medical School in 2000
  NPI Data:
  • NPI Number: 1952599441
  • Provider Enumeration Date: 10/09/2007
  • Last Update Date: 09/18/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 3779667373
  • Enrollment ID: I20130524000143

Medical Identifiers

Medical identifiers for Glenda Grace Callender such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952599441NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2086X0206XSurgery - Surgical Oncology 51630 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St. Vincent's Medical CenterBridgeport, CTHospital
Yale-new Haven HospitalNew haven, CTHospital
Bridgeport HospitalBridgeport, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hartford Healthcare Medical Group Specialists Pllc31738662411180

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. Glenda Grace Callender 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
Entity NameHartford Healthcare Medical Group Specialists Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023584216
PECOS PAC ID: 3173866241
Enrollment ID: O20190514001441

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. Glenda Grace Callender 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
Glenda Grace Callender, MD
Po Box 208062, 330 Cedar St, Fmb 130,
New Haven, CT 06520-8062

Ph: (203) 737-2036
Glenda Grace Callender, MD
133 Scovill St Ste 303,
Waterbury, CT 06706-1127

Ph: (203) 709-6871

Reviews and Comments


Surgery Doctors in Waterbury, CT

Shohan Shetty, MD
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Practice Location: 133 Scovill St, Waterbury, CT 06706
Phone: 203-709-6871    
Dr. Thomas Raymond Alosco, MD
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Sushant Chaudhary, MBBS MD
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Abdulmasih Z Zarif, MD
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Phone: 203-757-1113    Fax: 203-575-9018
Raafat R Tadros, MD
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Practice Location: 46 Mayfield Rd, Waterbury, CT 06708
Phone: 203-575-0784    
Iyare Osayi Esemuede, MD
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Medicare: May Accept Medicare Assignments
Practice Location: 133 Scovill St Ste 303, Waterbury, CT 06706
Phone: 203-753-0877    Fax: 203-759-1533
Carina Biggs, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 133 Scovill St Ste 308, Waterbury, CT 06706
Phone: 203-709-6315    

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.