Charles T Buzanis, MD - Medicare Gastroenterology in Boston, MA

Charles T Buzanis, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Boston, Massachusetts. He went to Un Of California, Irvine, College Of Medicine and graduated in 1988 and has 36 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Atrius Health Inc and his current practice location is 133 Brookline Ave Fl 9, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 421-1091.

Charles T Buzanis is licensed to practice in Massachusetts (license number 79160) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1487764965.

Contact Information

Charles T Buzanis, MD
133 Brookline Ave Fl 9,
Boston, MA 02215-3904
(617) 421-1091
(617) 421-2555

Map and Direction




Physician's Profile

Full NameCharles T Buzanis
GenderMale
SpecialityGastroenterology
Experience36 Years
Location133 Brookline Ave Fl 9, Boston, Massachusetts
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Charles T Buzanis attended and graduated from Un Of California, Irvine, College Of Medicine in 1988
  NPI Data:
  • NPI Number: 1487764965
  • Provider Enumeration Date: 08/30/2006
  • Last Update Date: 02/02/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2264478569
  • Enrollment ID: I20050707000766

Medical Identifiers

Medical identifiers for Charles T Buzanis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1487764965NPI-NPPES
J30911OtherMABLUE CROSS
079160OtherMATUFTS HEALTH PLAN
4569412-002OtherMACIGNA
3192512MedicaidMA
V515OtherMAHARVARD PILGRIM
0015305OtherMANEIGHBORHOOD HEALTH PLAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 79160 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Emerson Hospital -W concord, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Atrius Health Inc47895886411130

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. Charles T Buzanis allows following entities to bill medicare on his behalf.
Entity NameAtrius Health Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871639914
PECOS PAC ID: 4789588641
Enrollment ID: O20031121000582

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. Charles T Buzanis 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
Charles T Buzanis, MD
133 Brookline Ave Fl 9,
Boston, MA 02215-3904

Ph: (617) 421-1091
Charles T Buzanis, MD
133 Brookline Ave Fl 9,
Boston, MA 02215-3904

Ph: (617) 421-1091

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.