Marek Janusz Grzeszczak, MD - Medicare Pediatrics in Jackson, TN

Marek Janusz Grzeszczak, MD is a medicare enrolled "Pediatrics - Pediatric Critical Care Medicine" physician in Jackson, Tennessee. His current practice location is 708 W Forest Ave, Jackson, Tennessee. You can reach out to his office (for appointments etc.) via phone at (731) 660-8759.

Marek Janusz Grzeszczak is licensed to practice in Tennessee (license number 31435) 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 1659455053.

Contact Information

Marek Janusz Grzeszczak, MD
708 W Forest Ave,
Jackson, TN 38301-3901
(731) 660-8759
(731) 660-8739

Map and Direction




Physician's Profile

Full NameMarek Janusz Grzeszczak
GenderMale
SpecialityPediatrics - Pediatric Critical Care Medicine
Location708 W Forest Ave, Jackson, Tennessee
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1659455053
  • Provider Enumeration Date: 10/24/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 1052408630
  • Enrollment ID: I20071029000612

Medical Identifiers

Medical identifiers for Marek Janusz Grzeszczak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659455053NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080P0203XPediatrics - Pediatric Critical Care Medicine 31435 (Tennessee)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. Marek Janusz Grzeszczak allows following entities to bill medicare on his behalf.
Entity NameAmerican Anesthesiology Of Tennessee Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1609822998
PECOS PAC ID: 9931001922
Enrollment ID: O20040713001364

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. Marek Janusz Grzeszczak 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
Marek Janusz Grzeszczak, MD
1804 Highway 45 Byp, Suite 604,
Jackson, TN 38305-4436

Ph: (731) 660-8759
Marek Janusz Grzeszczak, MD
708 W Forest Ave,
Jackson, TN 38301-3901

Ph: (731) 660-8759

Reviews and Comments


Pediatrics Doctors in Jackson, TN

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Katherine E Mcknight, M.D.
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Mary Elisabeth Neal Anderson, MD
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Practice Location: 2863 Highway 45 Byp, Jackson, TN 38305
Phone: 731-664-1375    Fax: 731-660-8336

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.