William Anderson, MD
Emergency Medicine Physician · Laguna Beach, CA
William Anderson, MD is an emergency medicine physician with a practice address in Laguna Beach, California, and NPI 1811093982, issued on Sep 16, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William Anderson
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- Practice location
- 364 Ocean Avenue, Laguna Beach, CA 92651
- Phone
- (949) 494-3740
- Enumerated
- Sep 16, 2006
- Entity
- Type 1 · individual
Verify William Anderson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
76% fewer Medicare Part D claims than the average emergency medicine physician in 2024
85 Medicare Part D claims for 20 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $179.53
4 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 12,165 providers of this specialty with any payment received $1,340.71 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
12 emergency medicine physician records list a Laguna Beach practice address
They are 12 of the 505 NPPES records with a Laguna Beach practice address, and 7,133 emergency medicine physician records in California.
All 12 in Laguna Beach → All 7,133 in California → Every provider in Laguna Beach →
Other emergency medicine physician records in California
- Cooper Aakhus, MDStanford, CA1194351007
- Pyra Aarden, MDMartinez, CA1417058199
- Neal Aaron, D.O.Encinitas, CA1114283520
- Eric AaserudeWalnut Creek, CA1811491194
- Nader Abas, MDBarstow, CA1346288305
- Michael Abbo, MDNovato, CA1205819042
- Daniel Abbott, MDFullerton, CA1518907864
- Paul-Andre Abboud, M.D.Oakland, CA1710065503
- Mostafa Abdel-Hamid, MDStanford, CA1457918740
- Ashraf Abdel-KerimChino, CA1396961538
Common questions
What is William Anderson, MD's NPI number?
William Anderson, MD's National Provider Identifier (NPI) is 1811093982, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Anderson, MD located?
The NPPES record lists a practice address at 364 Ocean Avenue, Laguna Beach, CA, 92651. Phone: (949) 494-3740. Providers update this record themselves, so call before visiting.
How can I verify William Anderson, MD's license?
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.
How much does William Anderson, MD prescribe under Medicare Part D?
In 2024, William Anderson, MD had 85 Medicare Part D claims for 20 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.
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.