Dr Sean O'reilly, MD in South Weymouth, MA - Medicare Internal Medicine

Dr Sean O'reilly, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in South Weymouth, Massachusetts. He went to University Of Massachusetts Medical School and graduated in 2020 and has 5 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice South Shore Medical Center, Inc., Coastal Medical Associates and his current practice location is 55 Fogg Rd, South Weymouth, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (781) 624-8000.

Dr Sean O'reilly is licensed to practice in Massachusetts (license number 219985) 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 1871527879.

Contact Information

	Dr Sean O'reilly, MD
	55 Fogg Rd, South Weymouth, MA 02190-2432
	(781) 624-8000
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Sean O'reilly
Gender	Male
Speciality	Internal Medicine
Experience	5 Years
Location	55 Fogg Rd, South Weymouth, Massachusetts
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Dr Sean O'reilly attended and graduated from University Of Massachusetts Medical School in 2020

NPI Data:

NPI Number: 1871527879
Provider Enumeration Date: 07/10/2006
Last Update Date: 09/27/2025

Medicare PECOS Information:

PECOS PAC ID: 7618957515
Enrollment ID: I20040721001582

Medical Identifiers

Medical identifiers for Dr Sean O'reilly such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1871527879	NPI	-	NPPES
028959	Other	CO	KAISER COMMERCIAL NUMBER

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RP1001X	Internal Medicine - Pulmonary Disease	219985 (Massachusetts)	Primary
207RP1001X	Internal Medicine - Pulmonary Disease	0101257888 (Virginia)	Secondary
207RC0200X	Internal Medicine - Critical Care Medicine	0101257888 (Virginia)	Secondary
207RP1001X	Internal Medicine - Pulmonary Disease	DR.0061516 (Colorado)	Secondary
207RS0012X	Internal Medicine - Sleep Medicine	0101257888 (Virginia)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
South Shore Hospital	South weymouth, MA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
South Shore Medical Center, Inc.	3678487444	160
Coastal Medical Associates	7113029257	412

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 Sean O'reilly allows following entities to bill medicare on his behalf.

Entity Name	South Shore Medical Center, Inc.
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1669411856 PECOS PAC ID: 3678487444 Enrollment ID: O20040413000332

Entity Name	Coastal Medical Associates
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1932175684 PECOS PAC ID: 7113029257 Enrollment ID: O20070221000057

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 Sean O'reilly 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
Dr Sean O'reilly, MD 55 Fogg Rd, South Weymouth, MA 02190-2432 Ph: () -	Dr Sean O'reilly, MD 55 Fogg Rd, South Weymouth, MA 02190-2432 Ph: (781) 624-8000

Reviews and Comments

Internal Medicine Doctors in South Weymouth, MA

Ching Chan Reisig, M.D. Pulmonary Disease Medicare: Accepting Medicare Assignments Practice Location: 55 Fogg Rd # 73, South Weymouth, MA 02190 Phone: 781-624-8000
Dr. Paul J. Schubert, MD Pulmonary Disease Medicare: Accepting Medicare Assignments Practice Location: 541 Main St, Suite 400, South Weymouth, MA 02190 Phone: 781-952-1200 Fax: 781-340-1610
Clayland F Cox, MD Pulmonary Disease Medicare: Not Enrolled in Medicare Practice Location: 1085 Main St, South Weymouth, MA 02190 Phone: 781-331-2922
Aboualkheir Alzaim, MD Pulmonary Disease Medicare: May Accept Medicare Assignments Practice Location: 540 Main St, South Weymouth, MA 02190 Phone: 781-340-6420 Fax: 781-340-6421
Dr. Anahita Ghorbani, M.D., M.P.H Pulmonary Disease Medicare: Accepting Medicare Assignments Practice Location: 541 Main St Ste 400, South Weymouth, MA 02190 Phone: 781-952-1460 Fax: 781-340-1610
Dr. Shail Maingi, MD Pulmonary Disease Medicare: Accepting Medicare Assignments Practice Location: 101 Columbian St, South Weymouth, MA 02190 Phone: 518-525-5634
Jessica E Viola, M.D. Pulmonary Disease Medicare: Accepting Medicare Assignments Practice Location: 55 Fogg Rd, South Shore Hospital, South Weymouth, MA 02190 Phone: 781-624-8000

Dr Sean O'reilly, MD - Medicare Internal Medicine in South Weymouth, MA