Ernest Whanwook Chang, MD PHD in Westwood, NJ

Ernest Whanwook Chang, MD PHD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Westwood, New Jersey. His current practice location is 333 Old Hook Rd Ste 200, Westwood, New Jersey. You can reach out to his office (for appointments etc.) via phone at (617) 877-8158.

Ernest Whanwook Chang is licensed to practice in New York (license number 296481) 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 1861927956.

Contact Information

	Ernest Whanwook Chang, MD PHD
	333 Old Hook Rd Ste 200, Westwood, NJ 07675-3200
	(617) 877-8158
	Not Available

Map and Direction

Physician's Profile

Full Name	Ernest Whanwook Chang
Gender	Male
Speciality	Internal Medicine - Cardiovascular Disease
Location	333 Old Hook Rd Ste 200, Westwood, New Jersey
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1861927956
Provider Enumeration Date: 04/26/2017
Last Update Date: 06/12/2024

Medicare PECOS Information:

PECOS PAC ID: 9638413800
Enrollment ID: I20230921002870

Medical Identifiers

Medical identifiers for Ernest Whanwook Chang such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1861927956	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RC0000X	Internal Medicine - Cardiovascular Disease	296481 (New York)	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. Ernest Whanwook Chang allows following entities to bill medicare on his behalf.

Entity Name	New York University
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1285826438 PECOS PAC ID: 1355232422 Enrollment ID: O20090822000026

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. Ernest Whanwook 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
Ernest Whanwook Chang, MD PHD 166 Lynette Dr, Fort Lee, NJ 07024-2106 Ph: (617) 877-8158	Ernest Whanwook Chang, MD PHD 333 Old Hook Rd Ste 200, Westwood, NJ 07675-3200 Ph: (617) 877-8158

Reviews and Comments

Internal Medicine Doctors in Westwood, NJ

Dr. Sheldon B. Eisenberg, Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 333 Old Hook Rd, Ste 200, Westwood, NJ 07675 Phone: 201-664-0201 Fax: 201-666-7970
Joseph K Hyon, DO Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 261 Old Hook Road, Westwood, NJ 07675 Phone: 201-265-1133 Fax: 201-265-1135
Dr. Manar Alasad, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 250 Old Hook Rd, Westwood, NJ 07675 Phone: 201-647-7806
Dr. Patricia L. Murphy, Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 333 Old Hook Rd, Ste 200, Westwood, NJ 07675 Phone: 201-664-0201 Fax: 201-666-7970
Dr. Eugene Smith, M.D. Cardiovascular Disease Medicare: Not Enrolled in Medicare Practice Location: 270 Old Hook Rd, Westwood, NJ 07675 Phone: 201-666-4949
Dr. Eli Kirshner, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 400 Old Hook Rd, Suite 1-6, Westwood, NJ 07675 Phone: 201-664-3900 Fax: 201-664-7800
Saroj V Amin, MD Cardiovascular Disease Medicare: Not Enrolled in Medicare Practice Location: 333 Old Hook Rd, Suite 105, Westwood, NJ 07675 Phone: 201-722-0811

Ernest Whanwook Chang, MD PHD - Medicare Internal Medicine in Westwood, NJ