Catherine E Oconnor, MD in Lewiston, ME - Medicare General Surgery

Catherine E Oconnor, MD is a medicare enrolled "Surgery" physician in Lewiston, Maine. She graduated from medical school in 1988 and has 37 years of diverse experience with area of expertise as General Surgery. She is a member of the group practice Southern Illinois Medical Services Nfp and her current practice location is 99 Campus Ave., Suite 401, St Mary's Surgical Associates, Lewiston, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 777-8650.

Catherine E Oconnor is licensed to practice in Maine (license number MD17051) 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 1134189434.

Contact Information

	Catherine E Oconnor, MD
	99 Campus Ave., Suite 401, St Mary's Surgical Associates, Lewiston, ME 04240-6045
	(207) 777-8650
	(207) 777-8641

Map and Direction

Physician's Profile

Full Name	Catherine E Oconnor
Gender	Female
Speciality	General Surgery
Experience	37 Years
Location	99 Campus Ave., Suite 401, Lewiston, Maine
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:

Catherine E Oconnor graduated from medical school in 1988

NPI Data:

NPI Number: 1134189434
Provider Enumeration Date: 03/23/2006
Last Update Date: 09/29/2025

Medicare PECOS Information:

PECOS PAC ID: 0244219434
Enrollment ID: I20211202002013

Medical Identifiers

Medical identifiers for Catherine E Oconnor such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1134189434	NPI	-	NPPES
76180	Other	MA	MEDICAL LICENSE
017051	Other	ME	MEDICAL LICENSE
60277802	Other	NY	MEDICAL LICENSE

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208600000X	Surgery	60277802 (New York)	Secondary
208600000X	Surgery	76180 (Massachusetts)	Secondary
208600000X	Surgery	036158770 (Illinois)	Secondary
208600000X	Surgery	MD17051 (Maine)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Memorial Hospital Of Carbondale	Carbondale, IL	Hospital
Southern Illinois Hospital Services Dba Herrin Hospital	Herrin, IL	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Southern Illinois Medical Services Nfp	3678677390	299

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. Catherine E Oconnor allows following entities to bill medicare on her behalf.

Entity Name	Southern Illinois Medical Services Nfp
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1770656837 PECOS PAC ID: 3678677390 Enrollment ID: O20070404000595

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. Catherine E Oconnor 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
Catherine E Oconnor, MD Po Box 7291, Lewiston, ME 04243-7291 Ph: (207) 777-8950	Catherine E Oconnor, MD 99 Campus Ave., Suite 401, St Mary's Surgical Associates, Lewiston, ME 04240-6045 Ph: (207) 777-8650

Reviews and Comments

Surgery Doctors in Lewiston, ME

David S Lewis, M.D. Surgery Medicare: Accepting Medicare Assignments Practice Location: 12 High St Ste 401, Lewiston, ME 04240 Phone: 207-795-5767 Fax: 207-795-2732
David J Burke, MD Surgery Medicare: Medicare Enrolled Practice Location: 12 High St, Ste. 401, Lewiston, ME 04240 Phone: 207-795-5767
Ms. Marsha C O'rourke, M.D. Surgery Medicare: Not Enrolled in Medicare Practice Location: 99 Campus Ave, Suite 303, Lewiston, ME 04240 Phone: 207-782-5424 Fax: 207-782-1136
Allan M Ingraham, MD Surgery Medicare: Not Enrolled in Medicare Practice Location: 60 High St, Cmhvi-y1, Lewiston, ME 04240 Phone: 207-795-8260 Fax: 207-795-8281
George Randolph Tuchsen, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 12 High St Ste 401, Lewiston, ME 04240 Phone: 207-795-5767
Gregory D'augustine, M.D. Surgery Medicare: Medicare Enrolled Practice Location: 10 High St, Suite 202, Lewiston, ME 04240 Phone: 207-784-2903
Dr. Scott Raymond Johnson, MD Surgery Medicare: Accepting Medicare Assignments Practice Location: 12 High St Ste 401, Lewiston, ME 04240 Phone: 207-795-5767 Fax: 207-795-2732

Catherine E Oconnor, MD - Medicare General Surgery in Lewiston, ME