Internal Medicine Doctors in Williamsville, NY Accepting Medicare

171 Internal Medicine doctors found. Showing 161 - 171
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Hong Liu, MD PHD
Internal Medicine - Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 295 Essjay Rd, Williamsville, NY 14221
Phone: 716-630-1029    Fax: 716-630-1128
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Dr. James T Conway, MD
Internal Medicine - Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 295 Essjay Rd, Williamsville, NY 14221
Phone: 716-630-1039    Fax: 716-630-1494
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Dr. Marc J Kozinn, M.D.
Internal Medicine - Cardiovascular Disease
Medicare: Not Enrolled in Medicare
Practice Location: 19 Limestone Dr, Suite 11, Williamsville, NY 14221
Phone: 716-635-7600    Fax: 716-635-7603
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Dr. Polina Purizhansky, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 295 Essjay Rd, Williamsville, NY 14221
Phone: 716-630-1014    Fax: 716-250-5910
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Yogesh Maheshwari, M.D.
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 60 Maple Rd, Ste 1, Williamsville, NY 14221
Phone: 716-626-5250    Fax: 716-332-2218
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Dr. Leonard A Katz, MD
Internal Medicine - Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 186 Forestview Dr, Williamsville, NY 14221
Phone: 716-688-7264    Fax: 716-639-7653
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Dr. Saifuddin Soniwala, M.D.
Internal Medicine - Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 199 Park Club Ln, #200, Williamsville, NY 14221
Phone: 716-634-3340    Fax: 716-634-3350
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Dr. Thomas Anthony Cumbo, MD
Internal Medicine - Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1150 Youngs Rd, # 207, Williamsville, NY 14092
Phone: 866-575-4157    
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Dr. Mohammad Fayyaz, MD
Internal Medicine - Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 325 Essjay Rd, Williamsville, NY 14221
Phone: 716-631-2517    Fax: 716-634-5650
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Dr. Kenneth Scott Zimmerman, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6760 Main St, Williamsville, NY 14221
Phone: 716-626-0030    Fax: 716-532-5256
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Brian James Riegel, MD
Internal Medicine - Cardiovascular Disease
Medicare: Accepting Medicare Assignments
Practice Location: 705 Maple Rd Ste 300, Williamsville, NY 14221
Phone: 716-710-8266    Fax: 716-710-8266

Internal Medicine: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.


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.