Toni Lum, MD
Anesthesiology Physician · Hayward, CA
Toni Lum, MD is an anesthesiology physician with a practice address in Hayward, California, and NPI 1508944364, issued on Nov 1, 2006. Check the license (California A66635, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Toni Lum
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A66635 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27400 Hesperian Blvd, Hayward, CA 94545
- Phone
- (510) 784-4000
- Enumerated
- Nov 1, 2006
- Entity
- Type 1 · individual
Also registered at 27400 Hesperian Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lyn Aborn, MDEmergency Medicine Physician1891873659
- Ahmed Alkoraishi, MDColon & Rectal Surgery Physician1609954478
- David Anderson, MDInternal Medicine Physician1659459410
- Eric Anderson, MDEmergency Medicine Physician1417035262
- Joel Angel, M.D.Student in an Organized Health Care Education/Training Program1669644571
- Marc Anker, MDObstetrics & Gynecology Physician1376621128
Verify Toni Lum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A66635Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
One hospital or facility affiliation
- Permanente Medical Group IncRedwood City, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Anesthesiology Physician providers in California
There are 7,276 anesthesiology physician records in California.
Other anesthesiology physician records in California
- Alison A'Court, MDSan Diego, CA1912218199
- Peter Abaci, MDLos Gatos, CA1447200761
- Elma Abad-Pelsang, MDDel Mar, CA1689611923
- Rolando Abada, M.D.San Diego, CA1952319071
- Maher Abadir, MDTurlock, CA1669491718
- Jerry Abajian, M.D.Napa, CA1851336218
- Carolyn AbbasiLoma Linda, CA1811287311
- Christine Abboud, D.O.Walnut Creek, CA1174901508
- Steven Abboud, MDPalo Alto, CA1619364908
- Therese Abboud, M.D.Coronado, CA1003112913
Common questions
What is Toni Lum, MD's NPI number?
Toni Lum, MD's National Provider Identifier (NPI) is 1508944364, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Toni Lum, MD located?
The NPPES record lists a practice address at 27400 Hesperian Blvd, Hayward, CA, 94545. Phone: (510) 784-4000. Providers update this record themselves, so call before visiting.
How can I verify Toni Lum, MD's license?
NPPES lists California license number A66635, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.