Dr Andrew A Chang, MD,MPH,MA in Brooklyn, NY

Dr Andrew A Chang, MD,MPH,MA is a medicare enrolled "Internal Medicine - Allergy & Immunology" physician in Brooklyn, New York. His current practice location is 451 Clarkson Ave, E Building, 7th Fl, Brooklyn, New York. You can reach out to his office (for appointments etc.) via phone at (718) 245-3325.

Dr Andrew A Chang is licensed to practice in Utah (license number 12715045-1205) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1083889117.

Contact Information

	Dr Andrew A Chang, MD,MPH,MA
	451 Clarkson Ave, E Building, 7th Fl, Brooklyn, NY 11203-2054
	(718) 245-3325
	(718) 245-5587

Map and Direction

Physician's Profile

Full Name	Dr Andrew A Chang
Gender	Male
Speciality	Internal Medicine - Allergy & Immunology
Location	451 Clarkson Ave, Brooklyn, New York
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1083889117
Provider Enumeration Date: 04/29/2008
Last Update Date: 10/05/2023

Medicare PECOS Information:

PECOS PAC ID: 4082876016
Enrollment ID: I20230724002022

Medical Identifiers

Medical identifiers for Dr Andrew A Chang such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1083889117	NPI	-	NPPES
03491921	Medicaid	NY

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	258231-1 (New York)	Secondary
207RA0201X	Internal Medicine - Allergy & Immunology	12715045-1205 (Utah)	Primary

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 Andrew A Chang allows following entities to bill medicare on his behalf.

Entity Name	University Of Utah Adult Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1114321981 PECOS PAC ID: 0941525273 Enrollment ID: O20150209001683

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 Andrew A Chang 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 Andrew A Chang, MD,MPH,MA 451 Clarkson Ave, E Building, 7th Fl, Brooklyn, NY 11203-2054 Ph: (718) 245-3325	Dr Andrew A Chang, MD,MPH,MA 451 Clarkson Ave, E Building, 7th Fl, Brooklyn, NY 11203-2054 Ph: (718) 245-3325

Reviews and Comments

Internal Medicine Doctors in Brooklyn, NY

Dr. Alexander Usorov, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 447 Atlantic Ave, Brooklyn, NY 11217 Phone: 718-858-6300
Dr. Marcellus Andre Walker, MD Internal Medicine Medicare: May Accept Medicare Assignments Practice Location: 2094 Pitkin Ave, Brooklyn, NY 11207 Phone: 718-240-0516 Fax: 718-240-0564
Lotus Ahmed, D.O Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 518 Mcdonald Ave, Brooklyn, NY 11218 Phone: 917-848-5432 Fax: 347-252-6754
Mrs. Sophia Schwartzman, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 2700 Ocean Avenue, Brooklyn, NY 11229 Phone: 518-587-1141
Dr. Haitham M Ahmed, MD, MPH Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 101 Pennsylvania Avenue, Brooklyn, NY 11207 Phone: 718-240-2000 Fax: 718-240-2260
Yanjin Yang, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 506 6th St, Brooklyn, NY 11215 Phone: 718-780-3000
Ashwad Afzal, M.D. Internal Medicine Medicare: Medicare Enrolled Practice Location: 506 6th St, Brooklyn, NY 11215 Phone: 718-780-5246

Dr Andrew A Chang, MD,MPH,MA - Medicare Internal Medicine in Brooklyn, NY