NPPES file of Aug 9, 2026

William Arthur Norcross, M.D.

Geriatric Medicine (Family Medicine) Physician · San Diego, CA

William Arthur Norcross, M.D. is a geriatric medicine (family medicine) physician with a practice address in San Diego, California, and NPI 1508824178, issued on May 3, 2006. Check the license (California G30804, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508824178
Name
William Arthur Norcross
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
G30804 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(619) 543-6770
Enumerated
May 3, 2006
Record last updated
Jul 13, 2026
Fax
(619) 543-2353
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest geriatric medicine (family medicine) physician records → All 243 in California → Look up another NPI →

Also registered at 200 W Arbor Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify William Arthur Norcross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G30804    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

William Arthur Norcross among 243 geriatric medicine (family medicine) physician records in California

William Arthur Norcross, M.D. is one of 243 geriatric medicine (family medicine) physician records with a practice address in California. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 53% newer
  • In a Medicare fileNo · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2026 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in California

There are 243 geriatric medicine (family medicine) physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 243 in California → Every provider in San Diego → Geriatric Medicine (Family Medicine) Physician nationwide →

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Carlos Rojas, M.D.San Diego, CA 921031861417172
  2. Richard Della Penn, M.D.San Diego, CA 921011144528084
  3. Patricia Lundeberg, M.D.San Diego, CA 921011982799888
  4. Karun Singla, MDSan Diego, CA 921011093370892
  5. Lauren SmithSan Diego, CA 921011073482865
  6. Sheryl Cramer, M.D., M.P.H.San Diego, CA 921081548468390
  7. Rachel Kurniadi, M.D.San Diego, CA 921081063664472
  8. Elizabeth Rhee, MDSan Diego, CA 921081699859488

Common questions

What is William Arthur Norcross, M.D.'s NPI number?

William Arthur Norcross, M.D.'s National Provider Identifier (NPI) is 1508824178, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Arthur Norcross, M.D. located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (619) 543-6770. Providers update this record themselves, so call before visiting.

How can I verify William Arthur Norcross, M.D.'s license?

NPPES lists California license number G30804, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.