Desiree M. Evans-Claassen, P.A.
Surgical Physician Assistant · La Jolla, CA
Desiree M. Evans-Claassen, P.A. is a surgical physician assistant with a practice address in La Jolla, California, and NPI 1326194333, issued on Jan 25, 2007. Check the license (California PA19016, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Desiree M. Evans-Claassen
- Credential
- P.A.
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- PA19016 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10666 N Torrey Pines RD, La Jolla, CA 92037
- Phone
- (858) 554-8990
- Enumerated
- Jan 25, 2007
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (858) 784-5933
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 1,075 in California → Look up another NPI →
Also registered at 10666 N Torrey Pines RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Terri Abbott, P.A.Physician Assistant1811165566
- Richard Abello, M.D.Diagnostic Radiology Physician1245205996
- Amanda Abrisch, AUDAudiologist1780966903
- Edsel Abud, MD, PHDAllergy & Immunology Physician1891257192
- Christina Adams, MDCardiovascular Disease Physician1023164605
- Dylan Adamson, M.D.Transplant Surgery Physician1598030702
Verify Desiree M. Evans-Claassen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA19016Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average surgical physician assistant in 2024
121 Medicare Part D claims for 49 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 45 claims were for opioids.
Most prescribed
- Oxycodone Hcl41 claims
- Ondansetron Odt34 claims
- Cephalexin12 claims
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.
Desiree M. Evans-Claassen among 1,075 surgical physician assistant records in California
Desiree M. Evans-Claassen, P.A. is one of 1,075 surgical physician assistant records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 26% of them.
- NPI issued2007 · 26% of these records are older, 59% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in California
There are 1,075 surgical physician assistant records in California.
All 1,075 in California → Every provider in La Jolla → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Bella Albakova, PALa Jolla, CA 920371013020809
- Joshua Del Homme, PALa Jolla, CA 920371922010032
- Jonna Griggs, PA-CLa Jolla, CA 920371790288389
- Jodi Hirsch, P.A.La Jolla, CA 920371184789695
- Joshua Koeplin-Day, PA-CLa Jolla, CA 920371003468331
- Brenda Mann, PA-CLa Jolla, CA 920371629265194
- Lucia Masi, PA-CLa Jolla, CA 920371104210913
- Vivienne Palmer, PA-CLa Jolla, CA 920371457788663
Common questions
What is Desiree M. Evans-Claassen, P.A.'s NPI number?
Desiree M. Evans-Claassen, P.A.'s National Provider Identifier (NPI) is 1326194333, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Desiree M. Evans-Claassen, P.A. located?
The NPPES record lists a practice address at 10666 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-8990. Providers update this record themselves, so call before visiting.
How can I verify Desiree M. Evans-Claassen, P.A.'s license?
NPPES lists California license number PA19016, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Desiree M. Evans-Claassen, P.A. prescribe under Medicare Part D?
In 2024, Desiree M. Evans-Claassen, P.A. had 121 Medicare Part D claims for 49 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
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.