Dr John C Kollar, DO - Medicare General Surgery in Saddle Brook, NJ

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Dr John C Kollar, DO is a medicare enrolled "Surgery" physician in Saddle Brook, New Jersey. He went to Rowan University School Of Osteopathic Medicine and graduated in 1987 and has 37 years of diverse experience with area of expertise as General Surgery. He is a member of the group practice Bergen County Improvement Authority and his current practice location is 449b Market St, Saddle Brook, New Jersey. You can reach out to his office (for appointments etc.) via phone at (201) 712-7900.

Dr John C Kollar is licensed to practice in New Jersey (license number MB52216) 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 1841227352.

Contact Information

Dr John C Kollar, DO
449b Market St,
Saddle Brook, NJ 07663-5941
(201) 712-7900
(201) 712-7902

Map and Direction




Physician's Profile

Full NameDr John C Kollar
GenderMale
SpecialityGeneral Surgery
Experience37 Years
Location449b Market St, Saddle Brook, New Jersey
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 C Kollar attended and graduated from Rowan University School Of Osteopathic Medicine in 1987
  NPI Data:
  • NPI Number: 1841227352
  • Provider Enumeration Date: 06/28/2006
  • Last Update Date: 01/27/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 1951593409
  • Enrollment ID: I20101004000119

Medical Identifiers

Medical identifiers for Dr John C Kollar such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841227352NPI-NPPES
5499208MedicaidNJ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery MB52216 (New Jersey)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Chilton Medical CenterPompton plains, NJHospital
New Bridge Medical CenterParamus, NJHospital

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 C Kollar allows following entities to bill medicare on his behalf.
Entity NameBergen County Improvement Authority
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1891836441
PECOS PAC ID: 9032104047
Enrollment ID: O20040419001038
Entity NameBergen Laparoscopic And General Surgery Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1336185131
PECOS PAC ID: 3476746769
Enrollment ID: O20101019000929
Entity NameSaddle Brook Medical Center Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982631883
PECOS PAC ID: 3870786908
Enrollment ID: O20101021001058

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 C Kollar 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 C Kollar, DO
449b Market St,
Saddle Brook, NJ 07663-5941

Ph: (201) 712-7900		Dr John C Kollar, DO
449b Market St,
Saddle Brook, NJ 07663-5941

Ph: (201) 712-7900

Reviews and Comments


Surgery Doctors in Saddle Brook, NJ


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.