Lucia Masi, PA-C
Surgical Physician Assistant · La Jolla, CA
Lucia Masi, PA-C is a surgical physician assistant with a practice address in La Jolla, California, and NPI 1104210913, issued on Mar 19, 2015. Check the license (California 52307, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lucia Masi
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- 52307 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10666 N Torrey Pines RD, La Jolla, CA 92037
- Phone
- (858) 554-8080
- Enumerated
- Mar 19, 2015
- Record last updated
- Jun 6, 2024
- Medicare enrollment
- Enrolled (PECOS I20150522000381); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- 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.
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Verify Lucia Masi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 52307Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average surgical physician assistant in 2024
281 Medicare Part D claims for 157 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 27 claims were for opioids.
Most prescribed
- Amoxicillin134 claims
- Diclofenac Sodium21 claims
- Tramadol Hcl18 claims
- Meloxicam13 claims
- Methylprednisolone13 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.
Industry payments in 2024: $218.53
4 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 7,578 providers of this specialty with any payment received $703.95 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.
Bills Medicare through one group practice
- Scripps HealthLa Jolla, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lucia Masi among 1,075 surgical physician assistant records in California
Lucia Masi, PA-C 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 2015, is newer than 66% of them.
- NPI issued2015 · 66% of these records are older, 30% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2012 among the 649 with a school on file
- Record last updated2024 · 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
- Desiree Evans-Claassen, P.A.La Jolla, CA 920371326194333
- 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
- Vivienne Palmer, PA-CLa Jolla, CA 920371457788663
Common questions
What is Lucia Masi, PA-C's NPI number?
Lucia Masi, PA-C's National Provider Identifier (NPI) is 1104210913, issued on Mar 19, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Lucia Masi, PA-C located?
The NPPES record lists a practice address at 10666 N Torrey Pines RD, La Jolla, CA, 92037. Phone: (858) 554-8080. Providers update this record themselves, so call before visiting.
How can I verify Lucia Masi, PA-C's license?
NPPES lists California license number 52307, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Lucia Masi, PA-C prescribe under Medicare Part D?
In 2024, Lucia Masi, PA-C had 281 Medicare Part D claims for 157 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.