Mary Margaret Oneil, MD in Cheektowaga, NY

Mary Margaret Oneil, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Cheektowaga, New York. She went to Saint Louis University School Of Medicine and graduated in 1990 and has 35 years of diverse experience with area of expertise as Rheumatology. She is a member of the group practice Rheumatology Wellness Care Of Wny Pllc and her current practice location is 2355 Union Rd Ste 100, Cheektowaga, New York. You can reach out to her office (for appointments etc.) via phone at (716) 898-0755.

Mary Margaret Oneil is licensed to practice in New York (license number 188049-1) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1598790818.

Contact Information

	Mary Margaret Oneil, MD
	2355 Union Rd Ste 100, Cheektowaga, NY 14227-2234
	(716) 898-0755
	(716) 898-0775

Map and Direction

Physician's Profile

Full Name	Mary Margaret Oneil
Gender	Female
Speciality	Rheumatology
Experience	35 Years
Location	2355 Union Rd Ste 100, Cheektowaga, New York
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Mary Margaret Oneil attended and graduated from Saint Louis University School Of Medicine in 1990

NPI Data:

NPI Number: 1598790818
Provider Enumeration Date: 07/12/2006
Last Update Date: 10/11/2022

Medicare PECOS Information:

PECOS PAC ID: 9537292131
Enrollment ID: I20100803000937

Medical Identifiers

Medical identifiers for Mary Margaret Oneil such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1598790818	NPI	-	NPPES
01316201	Medicaid	NY

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RR0500X	Internal Medicine - Rheumatology	188049-1 (New York)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Sisters Of Charity Hospital	Buffalo, NY	Hospital
Brooks-tlc Hospital System, Inc	Dunkirk, NY	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Rheumatology Wellness Care Of Wny Pllc	4688978471	5

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. Mary Margaret Oneil allows following entities to bill medicare on her behalf.

Entity Name	Rheumatology Wellness Care Of Wny Pllc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1992161582 PECOS PAC ID: 4688978471 Enrollment ID: O20160216000460

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. Mary Margaret Oneil 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 Address	Practice Location Address
Mary Margaret Oneil, MD 2355 Union Rd Ste 100, Cheektowaga, NY 14227-2234 Ph: (716) 898-0755	Mary Margaret Oneil, MD 2355 Union Rd Ste 100, Cheektowaga, NY 14227-2234 Ph: (716) 898-0755

Reviews and Comments

Internal Medicine Doctors in Cheektowaga, NY

Joseph Dipirro, M.D. Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 2625 Harlem Rd, Suite 180, Cheektowaga, NY 14225 Phone: 716-893-4797 Fax: 716-893-1697
Shaikh Arif Manzoor, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 132 Cayuga Rd, Suite 1-c, Cheektowaga, NY 14225 Phone: 716-204-9711 Fax: 716-204-9717
Dr. Rajarshi Parai, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 3091 William St, Cheektowaga, NY 14227 Phone: 716-822-3098
Eugene James Kalmuk Jr., MD Rheumatology Medicare: Medicare Enrolled Practice Location: 2625 Harlem Rd, Suite 180, Cheektowaga, NY 14225 Phone: 716-893-4797 Fax: 716-893-1697
Nawfal Alkhafaji, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 3091 William St, Cheektowaga, NY 14227 Phone: 716-822-3098 Fax: 716-819-1809
Dr. Chinyere Ezenwa, M.D. Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 2605 Harlem Rd, Cheektowaga, NY 14225 Phone: 716-816-8947
Dr. Nikolaos Botsoglou, M.D. Rheumatology Medicare: Medicare Enrolled Practice Location: 2475 Harlem Rd, Cheektowaga, NY 14225 Phone: 716-896-5922 Fax: 716-896-9272

Mary Margaret Oneil, MD - Medicare Rheumatology in Cheektowaga, NY