Dr John Francis Michael Hennecken, MD - Medicare Cardiovascular Disease (cardiology) in Brooklyn, NY

Dr John Francis Michael Hennecken, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Brooklyn, New York. He went to State University Of New York Downstate Medical Center and graduated in 1981 and has 43 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice Icahn School Of Medicine At Mount Sinai and his current practice location is 300 Cadman Plz W Fl 18, Brooklyn, New York. You can reach out to his office (for appointments etc.) via phone at (929) 210-6135.

Dr John Francis Michael Hennecken is licensed to practice in New York (license number 15076501) 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 1104856780.

Contact Information

Dr John Francis Michael Hennecken, MD
300 Cadman Plz W Fl 18,
Brooklyn, NY 11201-3226
(929) 210-6135
Not Available

Map and Direction




Physician's Profile

Full NameDr John Francis Michael Hennecken
GenderMale
SpecialityCardiovascular Disease (cardiology)
Experience43 Years
Location300 Cadman Plz W Fl 18, Brooklyn, New York
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 Francis Michael Hennecken attended and graduated from State University Of New York Downstate Medical Center in 1981
  NPI Data:
  • NPI Number: 1104856780
  • Provider Enumeration Date: 07/03/2006
  • Last Update Date: 05/18/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 0143223966
  • Enrollment ID: I20200408001882

Medical Identifiers

Medical identifiers for Dr John Francis Michael Hennecken such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104856780NPI-NPPES
000508934I, JMedicaidGA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 35901 (Georgia)Secondary
207RC0000XInternal Medicine - Cardiovascular Disease 035901 (Georgia)Secondary
207RC0000XInternal Medicine - Cardiovascular Disease 15076501 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Icahn School Of Medicine At Mount Sinai22646910702323

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 Francis Michael Hennecken allows following entities to bill medicare on his behalf.
Entity NameIcahn School Of Medicine At Mount Sinai
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255719563
PECOS PAC ID: 2264691070
Enrollment ID: O20150917001387

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 Francis Michael Hennecken 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 Francis Michael Hennecken, MD
2490 Riverside Dr, Ste B,
Macon, GA 31204

Ph: (478) 633-6633
Dr John Francis Michael Hennecken, MD
300 Cadman Plz W Fl 18,
Brooklyn, NY 11201-3226

Ph: (929) 210-6135

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.

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