Kostantinos Christos Papathanasiou, - Medicare Family Medicine in Springfield, MA

Kostantinos Christos Papathanasiou, is a medicare enrolled "Family Medicine" physician in Springfield, Massachusetts. His current practice location is 819 Worcester St, Springfield, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (337) 991-9276.

Kostantinos Christos Papathanasiou is licensed to practice in Massachusetts (license number 1014794) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1639751407.

Contact Information

Kostantinos Christos Papathanasiou,
819 Worcester St,
Springfield, MA 01151-1045
(337) 991-9276
Not Available

Map and Direction




Physician's Profile

Full NameKostantinos Christos Papathanasiou
GenderMale
SpecialityFamily Medicine
Location819 Worcester St, Springfield, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639751407
  • Provider Enumeration Date: 04/22/2021
  • Last Update Date: 02/20/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 1658780382
  • Enrollment ID: I20240522001163

Medical Identifiers

Medical identifiers for Kostantinos Christos Papathanasiou such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639751407NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 77572 (Connecticut)Secondary
207Q00000XFamily Medicine 1014794 (Massachusetts)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. Kostantinos Christos Papathanasiou allows following entities to bill medicare on his behalf.
Entity NameHartford Healthcare Urgent Care Centers Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093239683
PECOS PAC ID: 7618242777
Enrollment ID: O20170929001464

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. Kostantinos Christos Papathanasiou 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
Kostantinos Christos Papathanasiou,
276 Burroughs Rd,
Boxborough, MA 01719-1916

Ph: (978) 621-1937
Kostantinos Christos Papathanasiou,
819 Worcester St,
Springfield, MA 01151-1045

Ph: (337) 991-9276

Reviews and Comments


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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).

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.