Emily Williams, MD - Medicare Obstetrics/gynecology in Amherst, NY

Emily Williams, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Amherst, New York. She went to State University Of New York At Buffalo School Of Medicine and graduated in 2002 and has 22 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Buffalo Obgyn Llp and her current practice location is 4575 Main St, Amherst, New York. You can reach out to her office (for appointments etc.) via phone at (716) 633-4575.

Emily Williams is licensed to practice in New York (license number 231305) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1174563191.

Contact Information

Emily Williams, MD
4575 Main St,
Amherst, NY 14226-4567
(716) 633-4575
(716) 633-4576

Map and Direction




Physician's Profile

Full NameEmily Williams
GenderFemale
SpecialityObstetrics/gynecology
Experience22 Years
Location4575 Main St, Amherst, New York
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Emily Williams attended and graduated from State University Of New York At Buffalo School Of Medicine in 2002
  NPI Data:
  • NPI Number: 1174563191
  • Provider Enumeration Date: 06/07/2006
  • Last Update Date: 04/29/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 0547273211
  • Enrollment ID: I20060727000024

Medical Identifiers

Medical identifiers for Emily Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174563191NPI-NPPES
02775235MedicaidNY
060918000005OtherNYFIDELIS CARE
188440CKOtherNYPREFERRED CARE
0135123OtherNYGHI
000528631001OtherNYBCBS
0713456OtherNYINDEPENDENT HEALTH
00027638701OtherNYUNIVERA
455331OtherNYWELLCARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 231305 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Buffalo Obgyn Llp46887982597

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. Emily Williams allows following entities to bill medicare on her behalf.
Entity NameSisters Of Charity Hospital Of Buffalo New York
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790727543
PECOS PAC ID: 6204749153
Enrollment ID: O20031126000557
Entity NameBuffalo Obgyn Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992020408
PECOS PAC ID: 4688798259
Enrollment ID: O20100903000033

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. Emily Williams 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
Emily Williams, MD
4575 Main St,
Amherst, NY 14226-4567

Ph: (716) 633-4575
Emily Williams, MD
4575 Main St,
Amherst, NY 14226-4567

Ph: (716) 633-4575

Reviews and Comments


Obstetrics & Gynecology Doctors in Amherst, NY

Marsilia Seiwell Cloud, MD
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 4575 Main St Ste 1, Amherst, NY 14226
Phone: 716-633-4575    Fax: 716-633-4576
Armen Kirakosyan, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2072 Kensington Ave, Amherst, NY 14226
Phone: 716-883-4350    
Dr. Rosann L Lana, M.D.
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 4575 Main St, Amherst, NY 14226
Phone: 716-633-4575    Fax: 716-633-4576
Shalom Press, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 2550 Sweet Home Rd, Amherst, NY 14228
Phone: 716-691-1414    
Ida Campagna, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 4949 Harlem Rd, Suite 302, Amherst, NY 14226
Phone: 716-839-1001    
Ms. Ellen Denise Devere, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 3580 Sheridan Dr, Suite 130, Amherst, NY 14226
Phone: 716-835-7737    Fax: 716-835-3733

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.