Charles Y Chang, MD in Concord, CA

Charles Y Chang, MD is a medicare enrolled "Urology" physician in Concord, California. He graduated from medical school in 2008 and has 17 years of diverse experience with area of expertise as Urology. He is a member of the group practice John Muir Physician Network and his current practice location is 2222 East St Ste 250, Concord, California. You can reach out to his office (for appointments etc.) via phone at (925) 609-7220.

Charles Y Chang is licensed to practice in California (license number C166684) 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 1942436886.

Contact Information

	Charles Y Chang, MD
	2222 East St Ste 250, Concord, CA 94520-2096
	(925) 609-7220
	Not Available

Map and Direction

Physician's Profile

Full Name	Charles Y Chang
Gender	Male
Speciality	Urology
Experience	17 Years
Location	2222 East St Ste 250, Concord, California
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:

Charles Y Chang graduated from medical school in 2008

NPI Data:

NPI Number: 1942436886
Provider Enumeration Date: 06/05/2009
Last Update Date: 12/12/2024

Medicare PECOS Information:

PECOS PAC ID: 1850510207
Enrollment ID: I20241219002098

Medical Identifiers

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

Identifier	Type	State	Issuer
1942436886	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208800000X	Urology	C166684 (California)	Primary
208800000X	Urology	MD60462997 (Washington)	Secondary
208800000X	Urology	125054599 (Illinois)	Secondary
208800000X	Urology	314844 (New York)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
John Muir Medical Center - Concord Campus	Concord, CA	Hospital
John Muir Medical Center - Walnut Creek Campus	Walnut creek, CA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
John Muir Physician Network	6608789813	466

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. Charles Y Chang allows following entities to bill medicare on his behalf.

Entity Name	John Muir Physician Network
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1841407665 PECOS PAC ID: 6608789813 Enrollment ID: O20031226000143

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. Charles 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
Charles Y Chang, MD 1450 Treat Blvd Ste 300, Walnut Creek, CA 94597-2168 Ph: (925) 952-2828	Charles Y Chang, MD 2222 East St Ste 250, Concord, CA 94520-2096 Ph: (925) 609-7220

Reviews and Comments

Urology Doctors in Concord, CA

Jeremy Isaac Lieb, M.D. Urology Medicare: Accepting Medicare Assignments Practice Location: 2222 East St, Ste 250, Concord, CA 94520 Phone: 925-689-6211 Fax: 925-689-3857
Stephen Paul Taylor, MD Urology Medicare: Medicare Enrolled Practice Location: 2222 East St, Ste 250, Concord, CA 94520 Phone: 925-689-6211 Fax: 925-689-3857
Amir Mansourian, M.D. Urology Medicare: Not Enrolled in Medicare Practice Location: 1278 N Montecito Dr, Concord, CA 94521 Phone: 925-753-1986
Jesse Dinh Le, M.D. Urology Medicare: Accepting Medicare Assignments Practice Location: 2222 East St Ste 250, Concord, CA 94520 Phone: 925-609-7220 Fax: 925-689-3857
Donald Thomas Hay, M.D. Urology Medicare: Not Enrolled in Medicare Practice Location: 2222 East St, Ste 250, Concord, CA 94520 Phone: 925-689-6211 Fax: 925-689-3857
Dr. Judson M Brandeis, M.D. Urology Medicare: Not Enrolled in Medicare Practice Location: 2222 East St, Ste 240, Concord, CA 94520 Phone: 925-689-6211 Fax: 925-689-3857
Dr. Wei Zheng, M.D. Urology Medicare: Accepting Medicare Assignments Practice Location: 2222 East St Ste 250, Concord, CA 94520 Phone: 925-609-7220

Charles Y Chang, MD - Medicare Urology in Concord, CA