Michael J Zerega, MD in Lake St Louis, MO - Medicare Gastroenterology

Michael J Zerega, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Lake St Louis, Missouri. He went to Washington University School Of Medicine and graduated in 1997 and has 28 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Mercy Clinic Gastroenterology Llc and his current practice location is 200 Brevco Plz, Suite 208, Lake St Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 561-9020.

Michael J Zerega is licensed to practice in Missouri (license number 2000154596) 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 1073505178.

Contact Information

	Michael J Zerega, MD
	200 Brevco Plz, Suite 208, Lake St Louis, MO 63367-2949
	(636) 561-9020
	(636) 561-6208

Map and Direction

Physician's Profile

Full Name	Michael J Zerega
Gender	Male
Speciality	Gastroenterology
Experience	28 Years
Location	200 Brevco Plz, Lake St Louis, Missouri
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:

Michael J Zerega attended and graduated from Washington University School Of Medicine in 1997

NPI Data:

NPI Number: 1073505178
Provider Enumeration Date: 08/16/2005
Last Update Date: 04/02/2015

Medicare PECOS Information:

PECOS PAC ID: 0042231250
Enrollment ID: I20051215000647

Medical Identifiers

Medical identifiers for Michael J Zerega such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1073505178	NPI	-	NPPES
1073505178	Medicaid	MO
P01015409	Other	MO	RAILROAD MEDICARE
18943	Other		BC BS MO

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RG0100X	Internal Medicine - Gastroenterology	2000154596 (Missouri)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Mercy Hospital St Louis	Saint louis, MO	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Mercy Clinic Gastroenterology Llc	8628121795	57

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. Michael J Zerega allows following entities to bill medicare on his behalf.

Entity Name	Mercy Hospitals East Communities
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1851431738 PECOS PAC ID: 1658276811 Enrollment ID: O20031218000107

Entity Name	Mercy Clinic Gastroenterology Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1528295334 PECOS PAC ID: 8628121795 Enrollment ID: O20090806000762

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. Michael J Zerega 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
Michael J Zerega, MD 200 Brevco Plz, Suite 208, Lake St Louis, MO 63367-2949 Ph: (636) 561-9020	Michael J Zerega, MD 200 Brevco Plz, Suite 208, Lake St Louis, MO 63367-2949 Ph: (636) 561-9020

Reviews and Comments

Internal Medicine Doctors in Lake St Louis, MO

John David Wilkes, MD Gastroenterology Medicare: Not Enrolled in Medicare Practice Location: 400 Medical Plz, Suite 100, Lake St Louis, MO 63367 Phone: 636-639-8600 Fax: 636-639-8676
Thomas B Tan, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 400 Medical Plz Ste 100, Lake St Louis, MO 63367 Phone: 636-639-8600
Dr. Paul Barto Vatterott, M.D. Gastroenterology Medicare: Not Enrolled in Medicare Practice Location: 107 Brevco Plz, Lake St Louis, MO 63367 Phone: 636-561-8100 Fax: 636-561-3396
Kamran Qureshi, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 300 Medical Plz Ste 310, Lake St Louis, MO 63367 Phone: 636-625-2662
Umesh C. Inampudi, M.D. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 100 Medical Plz, Lake St Louis, MO 63367 Phone: 314-317-0600 Fax: 314-317-0606
Dr. Ammar Nasir, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 300 Medical Plz Ste 150, Lake St Louis, MO 63367 Phone: 636-625-2662

Michael J Zerega, MD - Medicare Gastroenterology in Lake St Louis, MO