Wilfred Derksen, MD
Pediatrics Physician · Fresno, CA
Wilfred Derksen, MD is a pediatrics physician with a practice address in Fresno, California, and NPI 1003801267, issued on Sep 14, 2005. Check the license (California C33691, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Wilfred Derksen
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- C33691 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1570 E Herndon Ave, Fresno, CA 93720
- Phone
- (559) 437-7300
- Enumerated
- Sep 14, 2005
- Record last updated
- Apr 30, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (559) 437-7153
- Entity
- Type 1 · individual
Also registered at 1570 E Herndon Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mariam Ajmaia, PA-CPhysician Assistant1619893716
- Eric Bridgnell, MDFamily Medicine Physician1639164197
- Michael Castillo, M.D.Family Medicine Physician1174671754
- Sandeep ChouhanFamily Nurse Practitioner1780308874
- Selena Fong, PHARMD.Pharmacist1487315172
- Carol Kim, M.D.Internal Medicine Physician1285629303
Verify Wilfred Derksen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C33691Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $27.66
1 payment: food and beverage; the largest payer was Smith+Nephew, Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
Other pediatrics physician records in California
- Subha Aahlad, M.D.Foster City, CA1780610253
- Rebecca Aaronson, MDPanorama City, CA1487746814
- Gregorio Abad-Santos, M.D.Long Beach, CA1255451894
- Michelle Abajian, MDLa Canada, CA1619176757
- Joseph Abapo, MDRiverside, CA1841348786
- Zvart Abaryan, MDLos Angeles, CA1154940849
- Lauren Abbas, MDLos Angeles, CA1982163796
- Attia Abbasi, M.D.Auburn, CA1922027127
- Denise AbbasiParadise, CA1770062341
- Alexandra Abbott, MDPalo Alto, CA1760018675
Common questions
What is Wilfred Derksen, MD's NPI number?
Wilfred Derksen, MD's National Provider Identifier (NPI) is 1003801267, issued on Sep 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Wilfred Derksen, MD located?
The NPPES record lists a practice address at 1570 E Herndon Ave, Fresno, CA, 93720. Phone: (559) 437-7300. Providers update this record themselves, so call before visiting.
How can I verify Wilfred Derksen, MD's license?
NPPES lists California license number C33691, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.