Kenneth Weitung Lien MD

Asthma & Allergic Conditions

Physician

20400 Lake Chabot Rd# 30Castro Valley, CA 94546
Phone+1 510-537-0700
Fax+1 510-537-7795

Dr. Lien is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Lien's full profile Already have an account?

Education & Training

Rutgers Health/New Jersey Medical SchoolFellowship, Allergy and Immunology, 2003 - 2005
Kaiser Permanente Northern California (Oakland)Residency, Internal Medicine, 1998 - 2001
University of Chicago Division of the Biological Sciences The Pritzker School of MedicineClass of 1998

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

CA State Medical License 2000 - 2028
NJ State Medical License 2003 - 2007
American Board of Allergy and Immunology Allergy & Immunology

Awards, Honors, & Recognition

Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011

Publications & Presentations

PubMed

5 citations
SAPHO osteomyelitis and sarcoid dermatitis in a patient with DiGeorge syndrome
Harumi Jyonouchi, Kenneth W. Lien, H. Aguila, Gaetano G. Spinnato, Sanjeev Sabharwal
European Journal of Pediatrics. 2006-02-21
94 citations
Efficacy and tolerability of newer antihistamines in the treatment of allergic conjunctivitis.
Leonard Bielory, Kenneth W. Lien, Steve Bigelsen
Drugs. 2005-01-01