David Anderson, MD
Internal Medicine Physician · Hayward, CA
David Anderson, MD is an internal medicine physician with a practice address in Hayward, California, and NPI 1659459410, issued on Nov 1, 2006. Check the license (California G37820, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- David Anderson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G37820 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
- Eric Anderson, MDEmergency Medicine Physician1417035262
- Joel Angel, M.D.Student in an Organized Health Care Education/Training Program1669644571
- Marc Anker, MDObstetrics & Gynecology Physician1376621128
- Abubakr Asadulla, M.D.Internal Medicine Physician1881772648
Verify David Anderson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G37820Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
42 internal medicine physician records list a Hayward practice address
They are 42 of the 3,993 NPPES records with a Hayward practice address, and 20,403 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 42 in Hayward → All 20,403 in California → Every provider in Hayward →
Other internal medicine physician records in California
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- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is David Anderson, MD's NPI number?
David Anderson, MD's National Provider Identifier (NPI) is 1659459410, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Anderson, 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 David Anderson, MD's license?
NPPES lists California license number G37820, 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. 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.