Alexis C. Masciana, MD
Family Medicine Physician · Encinitas, CA
Alexis C. Masciana, MD is a family medicine physician with a practice address in Encinitas, California, and NPI 1851382352, issued on Nov 2, 2005. Check the license (California A81232, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexis C. Masciana
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A81232 CA
Self-reported in NPPES; status is on the state search - Practice location
- 499 N EL Camino Real, Encinitas, CA 92024
- Phone
- (760) 436-6000
- Enumerated
- Nov 2, 2005
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (760) 436-6000
- Medicaid ID
- 00A812320 CA
- Medicare enrollment
- Enrolled (PECOS I20040623000615); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 499 N EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexis C. Masciana in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A81232Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% more Medicare Part D claims than the average family medicine physician in 2024
3,796 Medicare Part D claims for 535 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 213 claims were for opioids.
Most prescribed
- Atorvastatin Calcium294 claims
- Rosuvastatin Calcium152 claims
- Levothyroxine Sodium140 claims
- Losartan Potassium134 claims
- Amlodipine Besylate120 claims
- Lisinopril118 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexis C. Masciana among 17,133 family medicine physician records in California
Alexis C. Masciana, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2001 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 family medicine physician records list a practice address in Encinitas
They are 53 of the 1,874 NPPES records with a practice address in Encinitas, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Encinitas → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Craig Duck, M.D.Encinitas, CA 920241306808613
- Susan Glockner, M.D.Encinitas, CA 920241184686495
- James Hay, M.D.Encinitas, CA 920241821050758
- Diane Hutchison, M.D.Encinitas, CA 920241629054234
- Trang Le, MDEncinitas, CA 920241528086303
- Gerard Lumkong, MDEncinitas, CA 920241720001977
- Scott Mercer, M.D.Encinitas, CA 920241295736031
- Georgine Nanos, M.D.Encinitas, CA 920241992767214
Common questions
What is Alexis C. Masciana, MD's NPI number?
Alexis C. Masciana, MD's National Provider Identifier (NPI) is 1851382352, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alexis C. Masciana, MD located?
The NPPES record lists a practice address at 499 N EL Camino Real, Encinitas, CA, 92024. Phone: (760) 436-6000. Providers update this record themselves, so call before visiting.
How can I verify Alexis C. Masciana, MD's license?
NPPES lists California license number A81232, 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.
How much does Alexis C. Masciana, MD prescribe under Medicare Part D?
In 2024, Alexis C. Masciana, MD had 3,796 Medicare Part D claims for 535 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.