Dr John Granquist, MD - Medicare Cardiovascular Disease (cardiology) in Hartford, CT

Dr John Granquist, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Hartford, Connecticut. He went to Tufts University School Of Medicine and graduated in 2000 and has 24 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice Hartford Hospital, Consulting Cardiologists Pc, Connecticut Heart Physicians, Inc. and his current practice location is Consulting Cardiologists, P.c., 85 Seymour Street Suite 719, Hartford, Connecticut. You can reach out to his office (for appointments etc.) via phone at (860) 522-1761.

Dr John Granquist is licensed to practice in Connecticut (license number 045097) 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 1699821892.

Contact Information

Dr John Granquist, MD
Consulting Cardiologists, P.c., 85 Seymour Street Suite 719,
Hartford, CT 06106
(860) 522-1761
Not Available



Physician's Profile

Full NameDr John Granquist
GenderMale
SpecialityCardiovascular Disease (cardiology)
Experience24 Years
LocationConsulting Cardiologists, P.c., Hartford, Connecticut
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:
  • Dr John Granquist attended and graduated from Tufts University School Of Medicine in 2000
  NPI Data:
  • NPI Number: 1699821892
  • Provider Enumeration Date: 01/28/2007
  • Last Update Date: 04/25/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 5294795621
  • Enrollment ID: I20070710000843

Medical Identifiers

Medical identifiers for Dr John Granquist such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699821892NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 045097 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hartford HospitalHartford, CTHospital
Middlesex HospitalMiddletown, CTHospital
Manchester Memorial HospitalManchester, CTHospital
Windham Community Memorial HospitalWillimantic, CTHospital
The Hospital Of Central ConnecticutNew britain, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hartford Hospital2567366016827
Consulting Cardiologists Pc711391614925
Connecticut Heart Physicians, Inc.741691385028

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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 Granquist allows following entities to bill medicare on his behalf.
Entity NameHartford Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407806391
PECOS PAC ID: 2567366016
Enrollment ID: O20031125000700

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Entity NameHartford Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770696643
PECOS PAC ID: 2567366016
Enrollment ID: O20031125000752

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Entity NameConsulting Cardiologists Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053353656
PECOS PAC ID: 7113916149
Enrollment ID: O20040506000966

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Entity NameConnecticut Heart Physicians, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477588002
PECOS PAC ID: 7416913850
Enrollment ID: O20041207000736

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Pharmaceutical and biotechnology industry in the new EU countries presents considerable potential

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› Verified 6 days ago

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 Granquist 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 Granquist, MD
305 Western Blvd, Suite 100,
Glastonbury, CT 06033-4380

Ph: (860) 522-0604
Dr John Granquist, MD
Consulting Cardiologists, P.c., 85 Seymour Street Suite 719,
Hartford, CT 06106

Ph: (860) 522-1761

News Archive

CJR surgeons to perform free joint replacement surgeries on 17 patients

More than 2 million Americans suffer from debilitating hip, knee and joint conditions. Severe joint pain and arthritis can affect almost all aspects of an individual's life, often preventing them from working, enjoying the activities they love and performing simple, everyday tasks.

Pharmaceutical and biotechnology industry in the new EU countries presents considerable potential

In contrast to subdued growth in the pharmaceutical markets of the former 15-state European Union (EU), pharmaceutical markets in the 'new' EU accession markets are expanding vibrantly.

World's first human tracheal transplant performed by Mount Sinai surgeons

A team of Mount Sinai surgeons has performed the world's first human tracheal transplant-an achievement that has the potential to save the lives of thousands of patients around the world who have tracheal birth defects, untreatable airway diseases, burns, tumors, or severe tracheal damage from intubation, including those who had been hospitalized with COVID-19 and placed on a ventilator.

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Read more News

› Verified 6 days ago


Internal Medicine Doctors in Hartford, CT

Gagandeep Singh, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 114 Woodland St, Hartford, CT 06105
Phone: 860-714-7446    Fax: 860-714-1508
Yixia Ye, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 31 Seymour St Ste 205, Hartford, CT 06106
Phone: 860-524-2610    
Andrew P Scatola, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 85 Jefferson Street, Hartford Hospital Cardiology Dept, Hartford, CT 06106
Phone: 860-972-1212    
Dr. David Jay Altszuler, MD
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 85 Seymour St Ste 719, Hartford, CT 06106
Phone: 860-522-0604    Fax: 860-522-0604
Dr. Nisha Dhanabalsamy, MBBS
Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 80 Seymour St, Hartford, CT 06102
Phone: 860-972-0549    
Sindhuja Palle, MD
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 80 Seymour St, Hartford, CT 06106
Phone: 860-545-5000    
Dr. Jamie Matthew Roche, M.D.
Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 80 Seymour St, Hartford, CT 06102
Phone: 860-545-3359    

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