Dr Geoffrey Carson Cheng, MD in Orange, CA

Dr Geoffrey Carson Cheng, MD is a medicare enrolled "Pediatrics - Pediatric Hematology-oncology" physician in Orange, California. His current practice location is 1201 W La Veta Ave, Orange, California. You can reach out to his office (for appointments etc.) via phone at (714) 509-8636.

Dr Geoffrey Carson Cheng is licensed to practice in California (license number A174657) 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 1003307687.

Contact Information

	Dr Geoffrey Carson Cheng, MD
	1201 W La Veta Ave, Orange, CA 92868-4203
	(714) 509-8636
	(714) 509-8699

Map and Direction

Physician's Profile

Full Name	Dr Geoffrey Carson Cheng
Gender	Male
Speciality	Pediatrics - Pediatric Hematology-oncology
Location	1201 W La Veta Ave, Orange, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1003307687
Provider Enumeration Date: 05/19/2018
Last Update Date: 02/20/2026

Medicare PECOS Information:

PECOS PAC ID: 2668712415
Enrollment ID: I20240624003466

Medical Identifiers

Medical identifiers for Dr Geoffrey Carson Cheng such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1003307687	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
2080P0207X	Pediatrics - Pediatric Hematology-oncology	A174657 (California)	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 Geoffrey Carson Cheng allows following entities to bill medicare on his behalf.

Entity Name	Ucsf Pediatrics Associates
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1376614016 PECOS PAC ID: 6204749112 Enrollment ID: O20031106000823

Entity Name	University Of California San Francisco
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1861578973 PECOS PAC ID: 4486567229 Enrollment ID: O20031212000897

Entity Name	Ucsf Medical Group Business Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1477624104 PECOS PAC ID: 3779497870 Enrollment ID: O20040622001513

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 Geoffrey Carson Cheng 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 Geoffrey Carson Cheng, MD 1201 W La Veta Ave, Orange, CA 92868-4203 Ph: (714) 509-8636	Dr Geoffrey Carson Cheng, MD 1201 W La Veta Ave, Orange, CA 92868-4203 Ph: (714) 509-8636

Reviews and Comments

Pediatrics Doctors in Orange, CA

Pei Lin Chang, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 455 S Main St, Orange, CA 92868 Phone: 714-558-2462
Antoine Soliman, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 455 S Main St, Orange, CA 92868 Phone: 714-289-4511 Fax: 714-289-4788
Dr. Jeffrey H Ho, D.O. Pediatrics Medicare: Medicare Enrolled Practice Location: 455 S Main St, Orange, CA 92868 Phone: 714-289-4099 Fax: 714-289-4063
Dr. Marita Fortades, MD Pediatrics Medicare: Not Enrolled in Medicare Practice Location: 455 S Main St, Orange, CA 92868 Phone: 714-532-8767 Fax: 714-289-4551
Dr. Daina Dreimane, MD Pediatrics Medicare: Medicare Enrolled Practice Location: 1201 W La Veta Ave, Orange, CA 92868 Phone: 888-770-2462 Fax: 855-246-2329
Dr. Sharief Khalil Taraman, M.D. Pediatrics Medicare: Medicare Enrolled Practice Location: 1201 W La Veta Ave, Children's Hospital Of Orange County, Neurology, Orange, CA 92868 Phone: 714-509-7601 Fax: 855-246-2329

Dr Geoffrey Carson Cheng, MD - Medicare Pediatrics in Orange, CA