Siddhartha S Shah, MD - Medicare Gastroenterology in Williamsville, NY

Siddhartha S Shah, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Williamsville, New York. He graduated from medical school in 1985 and has 39 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Gastroenterology Associates Llp and his current practice location is 60 Maple Rd, Ste 1, Williamsville, New York. You can reach out to his office (for appointments etc.) via phone at (716) 626-5250.

Siddhartha S Shah is licensed to practice in New York (license number 179451) 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 1841276763.

Contact Information

Siddhartha S Shah, MD
60 Maple Rd, Ste 1,
Williamsville, NY 14221-2917
(716) 626-5250
(716) 332-2218

Map and Direction




Physician's Profile

Full NameSiddhartha S Shah
GenderMale
SpecialityGastroenterology
Experience39 Years
Location60 Maple Rd, Williamsville, 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:
  • Siddhartha S Shah graduated from medical school in 1985
  NPI Data:
  • NPI Number: 1841276763
  • Provider Enumeration Date: 12/22/2005
  • Last Update Date: 12/06/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 0840297537
  • Enrollment ID: I20100322000776

Medical Identifiers

Medical identifiers for Siddhartha S Shah such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841276763NPI-NPPES
100013189OtherNYRAILROAD NEDICARE
153030BTOtherNYPREFERRED CARE
00010162901OtherNYUNIVERA
000511391004OtherNYBLUE CROSS OF WNY
2307716OtherNYINDEPENDENT HEALTH
2499566OtherNYGHI
01339624MedicaidNY
5289777OtherNYAETNA
040426001814OtherNYFIDELIS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 179451 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaleida HealthBuffalo, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Gastroenterology Associates Llp882004808526

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. Siddhartha S Shah allows following entities to bill medicare on his behalf.
Entity NameGastroenterology Associates Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740259647
PECOS PAC ID: 8820048085
Enrollment ID: O20050125000952

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. Siddhartha S Shah 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
Siddhartha S Shah, MD
60 Maple Rd, Ste 1,
Williamsville, NY 14221-2917

Ph: (716) 626-5250
Siddhartha S Shah, MD
60 Maple Rd, Ste 1,
Williamsville, NY 14221-2917

Ph: (716) 626-5250

Reviews and Comments


Internal Medicine Doctors in Williamsville, NY

Maria Kontos, DO
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Dr. Anderson Ka Ho Lai, MD
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Colleen Klos,
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Dawn Patricia Hrab, M.D.
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Phone: 716-634-5410    Fax: 716-634-0430
Cheri A Gorski-suhr, RPAC
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Medicare: Accepting Medicare Assignments
Practice Location: 825 Wehrle Drive, Cardiology Group Of Western New York,pc, Williamsville, NY 14221
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Yijun Cheng, M.D.
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Practice Location: 295 Essjay Rd, Williamsville, NY 14221
Phone: 716-630-1048    
Mr. Martin Neal Mango, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 1825 Maple Rd, Williamsville, NY 14221
Phone: 716-631-0834    Fax: 716-631-0880

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.