Independent US Healthcare Provider Directory & Public Medical Database Patient Guides
Medical Specialty Listing

Anesthesiology Specialists in Hayward, CA

Browse 9 Anesthesiology providers listed in NPPES with a practice address in Hayward, California.

9 Healthcare Providers

How Hayward compares with the U.S.

9 active clinicians in Anesthesiology list a practice address in Hayward, CA in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

Too few clinicians in Anesthesiology in Hayward are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“9 of 9 providers
With recent CMS data first, then Aโ€“Z

Dr. Mark George Pandapas , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
27200 Calaroga Ave, Hayward, CA 945454339
Phone: 5102644000
NPI Identifier 1609946029
View Full Profile

Dr. Debora M. Dunfield , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1801974654
View Full Profile

Dr. Martin Goldberg , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1285712034
View Full Profile

Dr. Derrick Calvin Lee , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Dept Of Anesthesia, Hayward, CA 945454235
Phone: 5107842069
NPI Identifier 1316144082
View Full Profile

Dr. Toni M. Lum , MD

Anesthesiology

Active NPI Status Accepts Medicare Assignment
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1508944364
View Full Profile

Dr. Monique F. Mabey , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1912085770
View Full Profile

Dr. Joycie M. Smith , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1104905801
View Full Profile

Dr. Tzu-Lang Wu , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107842069
NPI Identifier 1538289798
View Full Profile

Dr. Joyce Yap , MD

Anesthesiology

Active NPI Status
27400 Hesperian Blvd, Hayward, CA 945454235
Phone: 5107844000
NPI Identifier 1801974670
View Full Profile

Frequently Asked Questions about Anesthesiology in Hayward

How do I check a Anesthesiology practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.