DR. JOHN FRANCIS MICHAEL HENNECKEN MD
NPI 1104856780
Internal Medicine - Cardiovascular Disease in Brooklyn, NY

Active since July 03, 2006PECOS EnrolledAccepts Medicare Assignment
300 CADMAN PLZ W FL 18, BROOKLYN, NY 11201(929) 210-6135 Get Directions Write a Review

NPPES record last updated: May 18, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 18, 2020, Mar 17, 2018, Aug 1, 2017 (3 updates tracked since 2017).

About Dr. John Francis Michael Hennecken Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN FRANCIS MICHAEL HENNECKEN MD (NPI 1104856780) is an individual cardiovascular disease provider in Brooklyn, New York, licensed in New York (15076501) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of State University Of New York Downstate Medical Center (1981).

NPPES Registry Identity

NPI1104856780
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. JOHN FRANCIS MICHAEL HENNECKENCredential: MD
Location Address300 CADMAN PLZ W FL 18Brooklyn, NY 11201-3226
Mailing Address2490 Riverside Dr, Ste BMacon, GA 31204 · (478) 633-6633 · Fax (478) 633-4295
Sole ProprietorNo
Medical School CMSState University Of New York Downstate Medical CenterGraduated 1981
Enumeration DateJuly 3, 2006
Last NPPES UpdateMay 18, 20203 updates tracked since enumeration
NPPES CertifiedMay 18, 2020
NPI 1104856780 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses Licensed in NY · 15076501 Licensed in GA · 035901 Licensed in GA · 35901
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
300 CADMAN PLZ W FL 18, Brooklyn, NY 11201

Secondary Practice Locations 2

Location 1101 Lake Oconee PkwyEatonton, GA 31024-6054 · Phone (404) 605-2800 · Fax (404) 351-5983
Location 21000 Cowles Clinc Way # 200Greensboro, GA 30642-5285 · Phone (706) 484-7606 · Fax (762) 445-1054

Other Identifiers 1

Medicaid000508934I, JGA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. John Francis Michael Hennecken Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143223966
PECOS Enrollment IDI20200408001882
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
294 services176 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
169 services149 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
69 services65 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
51 services29 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
28 services22 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015
An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Obstetrics & Gynecology
300 CADMAN PLZ W FL 18
BROOKLYN, NY 11201
Internal Medicine
300 CADMAN PLZ W FL 18
BROOKLYN, NY 11201

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Francis Hennecken's NPI number?

The NPI number for John Francis Hennecken is 1104856780. It was assigned to this individual provider in the NPPES registry on July 3, 2006.

Where is John Francis Hennecken located?

John Francis Hennecken practices at 300 Cadman Plz W Fl 18, Brooklyn, NY 11201. The listed phone number is (929) 210-6135.

What is John Francis Hennecken's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is John Francis Hennecken enrolled in Medicare?

Yes. John Francis Hennecken is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for John Francis Hennecken was last updated on May 18, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.