Dr Richard Wu, MD in South San Francisco, CA

Dr Richard Wu, MD is a medicare enrolled "Internal Medicine - Allergy & Immunology" physician in South San Francisco, California. His current practice location is 400 Oyster Point Blvd, South San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (415) 343-5551.

Dr Richard Wu is licensed to practice in California (license number A206148) 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 1639532211.

Contact Information

	Dr Richard Wu, MD
	400 Oyster Point Blvd, South San Francisco, CA 94080-1904
	(415) 343-5551
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Richard Wu
Gender	Male
Speciality	Internal Medicine - Allergy & Immunology
Location	400 Oyster Point Blvd, South San Francisco, California
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1639532211
Provider Enumeration Date: 04/01/2016
Last Update Date: 06/10/2026

Medicare PECOS Information:

PECOS PAC ID: 3779007034
Enrollment ID: I20250408001750

Medical Identifiers

Medical identifiers for Dr Richard Wu such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1639532211	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RA0201X	Internal Medicine - Allergy & Immunology	A206148 (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 Richard Wu allows following entities to bill medicare on his behalf.

Entity Name	Dhew Ind Hlth Sv Hlth Svs & Mntl Hlth Adm
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1083643738 PECOS PAC ID: 1759290901 Enrollment ID: O20031105000797

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 Richard Wu 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 Richard Wu, MD 400 Oyster Point Blvd, South San Francisco, CA 94080-1904 Ph: () -	Dr Richard Wu, MD 400 Oyster Point Blvd, South San Francisco, CA 94080-1904 Ph: (415) 343-5551

Reviews and Comments

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Dr Richard Wu, MD - Medicare Internal Medicine in South San Francisco, CA