Joann Enderica, PA
Medical Physician Assistant · Montclair, CA
Joann Enderica, PA is a medical physician assistant with a practice address in Montclair, California, and NPI 1992120042, issued on Feb 26, 2014. Check the license (California 51252, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joann Enderica
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 51252 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8891 Central Ave, Montclair, CA 91763
- Phone
- (909) 297-3361
- Enumerated
- Feb 26, 2014
- Record last updated
- Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150709000267); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 8891 Central Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gale Laidlaw, FNP-CFamily Nurse Practitioner1396137329
Verify Joann Enderica in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 51252Check 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 medical physician assistant in 2024
270 Medicare Part D claims for 199 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone26 claims
- Amoxicillin23 claims
- Azithromycin23 claims
- Amoxicillin-Clavulanate Potass22 claims
- Cephalexin19 claims
- Albuterol Sulfate Hfa16 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 GroupOntario, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joann Enderica among 3,376 medical physician assistant records in California
Joann Enderica, PA is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 58% of them.
- NPI issued2014 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2013 · median 2012 among the 1,347 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 medical physician assistant records list a practice address in Montclair
They are 7 of the 1,301 NPPES records with a practice address in Montclair, and 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Montclair → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Esther Agepogu, PA-CMontclair, CA 917631982846499
- Charinda Charoen, P.A.Montclair, CA 917631437440625
- Michael Lance, P.A.-CMontclair, CA 917631740310531
- Esther Loya, P.A.CMontclair, CA 917631548557309
- Martin Madrigal, PA-CMontclair, CA 917631043371636
- Jonathan Martinez, PACMontclair, CA 917631750491908
- Stephen Styadi, PHYSICIAN ASSISTANTOntario, CA 917641093024994
- Jennifer Yim, PA-COntario, CA 917621588907802
Common questions
What is Joann Enderica, PA's NPI number?
Joann Enderica, PA's National Provider Identifier (NPI) is 1992120042, issued on Feb 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Joann Enderica, PA located?
The NPPES record lists a practice address at 8891 Central Ave, Montclair, CA, 91763. Phone: (909) 297-3361. Providers update this record themselves, so call before visiting.
How can I verify Joann Enderica, PA's license?
NPPES lists California license number 51252, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Joann Enderica, PA prescribe under Medicare Part D?
In 2024, Joann Enderica, PA had 270 Medicare Part D claims for 199 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.