John E Tomaszewski, MD - Medicare Pathology in Buffalo, NY

John E Tomaszewski, MD is a medicare enrolled "Pathology - Anatomic Pathology" physician in Buffalo, New York. He went to Perelman School Of Med At The University Of Pennsylvania and graduated in 1977 and has 47 years of diverse experience with area of expertise as Pathology. He is a member of the group practice University At Buffalo Pathologists Inc and his current practice location is 100 High St, Buffalo, New York. You can reach out to his office (for appointments etc.) via phone at (716) 859-5600.

John E Tomaszewski is licensed to practice in Pennsylvania (license number MD020859) 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 1417993601.

Contact Information

John E Tomaszewski, MD
100 High St,
Buffalo, NY 14203-1126
(716) 859-5600
Not Available

Map and Direction




Physician's Profile

Full NameJohn E Tomaszewski
GenderMale
SpecialityPathology
Experience47 Years
Location100 High St, Buffalo, 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:
  • John E Tomaszewski attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 1977
  NPI Data:
  • NPI Number: 1417993601
  • Provider Enumeration Date: 06/22/2006
  • Last Update Date: 10/10/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 8820009509
  • Enrollment ID: I20120210000301

Medical Identifiers

Medical identifiers for John E Tomaszewski such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417993601NPI-NPPES
0011063450002MedicaidPA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207ZP0101XPathology - Anatomic Pathology MD020859 (Pennsylvania)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Erie County Medical CenterBuffalo, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University At Buffalo Pathologists Inc337543700723

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. John E Tomaszewski allows following entities to bill medicare on his behalf.
Entity NameUniversity At Buffalo Pathologists Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1235155581
PECOS PAC ID: 3375437007
Enrollment ID: O20040212000169

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. John E Tomaszewski 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
John E Tomaszewski, MD
100 High St,
Buffalo, NY 14203-1126

Ph: (716) 859-5600
John E Tomaszewski, MD
100 High St,
Buffalo, NY 14203-1126

Ph: (716) 859-5600

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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