Dr Charissa Y Chang, MD in New York, NY - Medicare Gastroenterology

Dr Charissa Y Chang, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in New York, New York. She went to University Of Maryland School Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Gastroenterology. She is a member of the group practice Icahn School Of Medicine At Mount Sinai, Icahn School Of Medicine At Mount Sinai and her current practice location is 5 East 98th Street, Mount Sinai Hospital Liver Diseases, New York, New York. You can reach out to her office (for appointments etc.) via phone at (212) 241-0034.

Dr Charissa Y Chang is licensed to practice in New York (license number 236171) 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 1649299686.

Contact Information

	Dr Charissa Y Chang, MD
	5 East 98th Street, Mount Sinai Hospital Liver Diseases, New York, NY 10029
	(212) 241-0034
	(212) 289-7738

Map and Direction

Physician's Profile

Full Name	Dr Charissa Y Chang
Gender	Female
Speciality	Gastroenterology
Experience	25 Years
Location	5 East 98th Street, New York, New York
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:

Dr Charissa Y Chang attended and graduated from University Of Maryland School Of Medicine in 1999

NPI Data:

NPI Number: 1649299686
Provider Enumeration Date: 07/19/2006
Last Update Date: 09/27/2019

Medicare PECOS Information:

PECOS PAC ID: 4385736073
Enrollment ID: I20070827000245

Medical Identifiers

Medical identifiers for Dr Charissa Y Chang such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1649299686	NPI	-	NPPES
02758318	Medicaid	NY

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RG0100X	Internal Medicine - Gastroenterology	236171 (New York)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Mount Sinai Hospital	New york, NY	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Icahn School Of Medicine At Mount Sinai	2264691070	2323
Icahn School Of Medicine At Mount Sinai	2264691070	2323

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 Charissa Y Chang allows following entities to bill medicare on her behalf.

Entity Name	Icahn School Of Medicine At Mount Sinai
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1588937064 PECOS PAC ID: 2264691070 Enrollment ID: O20120718000559

Entity Name	Icahn School Of Medicine At Mount Sinai
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1689947160 PECOS PAC ID: 2264691070 Enrollment ID: O20120720000202

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 Charissa Y 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 Charissa Y Chang, MD 1 Gustave L Levy Pl, Box 1104, New York, NY 10029-6500 Ph: (212) 987-3100	Dr Charissa Y Chang, MD 5 East 98th Street, Mount Sinai Hospital Liver Diseases, New York, NY 10029 Ph: (212) 241-0034

Reviews and Comments

Internal Medicine Doctors in New York, NY

Dr. Ravishankar Ramaswamy, MD, MS Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 1440 Madison Avenue, New York, NY 10029 Phone: 212-659-8552 Fax: 212-860-9737
Dr. Pietro Alessandro Ambrogio Canetta, M.D. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 622 W 168th St, Ph4-124, New York, NY 10032 Phone: 212-305-5020 Fax: 212-305-6692
Dr. Rakhshan Mahmood Chida, M.D. Gastroenterology Medicare: Medicare Enrolled Practice Location: 327 E 17th St, New York, NY 10003 Phone: 212-420-5690
Charles D Resor, Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 622 W 168th St, New York, NY 10032 Phone: 212-305-2913
Dr. Jacqueline Yuey Lonier, M.D. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 1150 Saint Nicholas Ave, New York, NY 10032 Phone: 212-851-5494
Dr. Sharon Uralil, D.O. Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 550 1st Ave, New York, NY 10016 Phone: 212-263-3293
Diana Kantor, MD Gastroenterology Medicare: Accepting Medicare Assignments Practice Location: 775 9th Ave, New York, NY 10019 Phone: 212-586-1550

Dr Charissa Y Chang, MD - Medicare Gastroenterology in New York, NY