Dr John Athanasios Kazianis, MD - Medicare Internal Medicine in Stamford, CT

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Dr John Athanasios Kazianis, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Stamford, Connecticut. His current practice location is 190 W Broad St, Stamford, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 348-2437.

Dr John Athanasios Kazianis is licensed to practice in Connecticut (license number 50833) 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 1730348418.

Contact Information

Dr John Athanasios Kazianis, MD
190 W Broad St,
Stamford, CT 06902-3633
(203) 348-2437
Not Available

Map and Direction




Physician's Profile

Full NameDr John Athanasios Kazianis
GenderMale
SpecialityInternal Medicine - Pulmonary Disease
Location190 W Broad St, Stamford, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1730348418
  • Provider Enumeration Date: 06/06/2008
  • Last Update Date: 08/27/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 3375708092
  • Enrollment ID: I20120703000244

Medical Identifiers

Medical identifiers for Dr John Athanasios Kazianis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1730348418NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 50833 (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 John Athanasios Kazianis allows following entities to bill medicare on his 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. Dr John Athanasios Kazianis 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 John Athanasios Kazianis, MD
190 W Broad St,
Stamford, CT 06902-3633

Ph: (203) 348-2437		Dr John Athanasios Kazianis, MD
190 W Broad St,
Stamford, CT 06902-3633

Ph: (203) 348-2437

Reviews and Comments


Internal Medicine Doctors in Stamford, CT

Elie Sader, M.D.
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Phone: 203-324-9955    Fax: 203-324-0171
Karishma Bellara, PA
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Phone: 203-348-2437    Fax: 203-276-7243
Dr. Brian Barry Hennessy, MD
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Phone: 203-348-2922    Fax: 203-358-8721
Dr. Andreas Bub, MD
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Practice Location: 1 Hospital Plz, Stamford, CT 06902
Phone: 203-276-7147    
Dr. Walter Michael Kobialka, MD
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Medicare: Medicare Enrolled
Practice Location: 1275 Summer St Ste 102, Stamford, CT 06905
Phone: 203-325-0764    Fax: 203-325-0865

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.