Dr Mark E Hamer, MD - Medicare Internal Medicine in Rochester, NY

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Dr Mark E Hamer, MD is a medicare enrolled "Internal Medicine - Clinical Cardiac Electrophysiology" physician in Rochester, New York. His current practice location is 140 Canal View Blvd, Suite 102, Rochester, New York. You can reach out to his office (for appointments etc.) via phone at (585) 338-2700.

Dr Mark E Hamer is licensed to practice in New York (license number 171572) 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 1235107152.

Contact Information

Dr Mark E Hamer, MD
140 Canal View Blvd, Suite 102,
Rochester, NY 14623-2808
(585) 338-2700
(585) 242-9663

Map and Direction




Physician's Profile

Full NameDr Mark E Hamer
GenderMale
SpecialityInternal Medicine - Clinical Cardiac Electrophysiology
Location140 Canal View Blvd, Rochester, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1235107152
  • Provider Enumeration Date: 03/08/2006
  • Last Update Date: 05/15/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6709856560
  • Enrollment ID: I20040728001579

Medical Identifiers

Medical identifiers for Dr Mark E Hamer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235107152NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 171572 (New York)Secondary
207RC0001XInternal Medicine - Clinical Cardiac Electrophysiology 171572 (New York)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. Dr Mark E Hamer allows following entities to bill medicare on his behalf.
Entity NameSt James Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013985399
PECOS PAC ID: 0345154480
Enrollment ID: O20031113000649
Entity NameCardiology Clinical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811936727
PECOS PAC ID: 3577458199
Enrollment ID: O20040220000811

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 Mark E Hamer 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 Mark E Hamer, MD
140 Canal View Blvd, Suite 102,
Rochester, NY 14623-2808

Ph: (585) 338-2700		Dr Mark E Hamer, MD
140 Canal View Blvd, Suite 102,
Rochester, NY 14623-2808

Ph: (585) 338-2700

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.

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.