Dr Michael Y Choi, MD in Worcester, MA - Medicare Gastroenterology

Dr Michael Y Choi, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Worcester, Massachusetts. He graduated from medical school in 1997 and has 28 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Core Physicians Llc and his current practice location is 21 Eastern Ave, Worcester, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 334-8419.

Dr Michael Y Choi is licensed to practice in Massachusetts (license number 217235) 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 1922083344.

Contact Information

	Dr Michael Y Choi, MD
	21 Eastern Ave, Worcester, MA 01605-3094
	(508) 334-8419
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Michael Y Choi
Gender	Male
Speciality	Gastroenterology
Experience	28 Years
Location	21 Eastern Ave, Worcester, 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 Michael Y Choi graduated from medical school in 1997

NPI Data:

NPI Number: 1922083344
Provider Enumeration Date: 12/08/2005
Last Update Date: 10/23/2025

Medicare PECOS Information:

PECOS PAC ID: 8820281413
Enrollment ID: I20240606003810

Medical Identifiers

Medical identifiers for Dr Michael Y Choi such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1922083344	NPI	-	NPPES
110034766A	Medicaid	MA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RG0100X	Internal Medicine - Gastroenterology	217235 (Massachusetts)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Exeter Hospital Inc	Exeter, NH	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Core Physicians Llc	2769563253	262

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 Michael Y Choi allows following entities to bill medicare on his behalf.

Entity Name	Core Physicians Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1336330588 PECOS PAC ID: 2769563253 Enrollment ID: O20080123000205

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 Michael Y Choi 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 Michael Y Choi, MD Po Box 415348, Boston, MA 02241-5348 Ph: (800) 225-8885	Dr Michael Y Choi, MD 21 Eastern Ave, Worcester, MA 01605-3094 Ph: (508) 334-8419

Reviews and Comments

Internal Medicine Doctors in Worcester, MA

Dr. Adepeju Gbadebo Champion, M.D. Gastroenterology Medicare: Not Enrolled in Medicare Practice Location: 55 Lake Ave N, Worcester, MA 01655 Phone: 508-334-2731 Fax: 774-442-4672
Madaiah Lokeshwari, M.D. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 123 Summer St, Worcester, MA 01608 Phone: 508-363-6849
Sowmya Korapati, Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 55 Lake Ave N, Worcester, MA 01655 Phone: 508-334-3550 Fax: 774-442-6715
Lihong Huo, M.D. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 123 Summer St Ste 655, Worcester, MA 01608 Phone: 888-277-0071 Fax: 508-363-9037
Dr. Herman Anthony Carneiro, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 55 Lake Ave N, Worcester, MA 01655 Phone: 508-334-3452
Irma Nadeem Hashmi, DO Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 55 Lake Ave N, Worcester, MA 01655 Phone: 508-334-1000
Dr. Madhav Sharma, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 123 Summer St, Worcester, MA 01608 Phone: 508-363-5438

Dr Michael Y Choi, MD - Medicare Gastroenterology in Worcester, MA