Serena Fermin Grant, PA
Medical Physician Assistant · Santa Ana, CA
Serena Fermin Grant, PA is a medical physician assistant with a practice address in Santa Ana, California, and NPI 1467801381, issued on Jun 10, 2016. Check the license (California 53609, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Serena Fermin Grant
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 53609 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3401 S Harbor Blvd, Santa Ana, CA 92704
- Phone
- (833) 574-2273
- Enumerated
- Jun 10, 2016
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160926002122); 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 3401 S Harbor Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Serena Fermin Grant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 53609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average medical physician assistant in 2024
120 Medicare Part D claims for 86 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 60 claims were for opioids.
Most prescribed
- Tramadol Hcl36 claims
- Oxycodone Hcl18 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 GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Serena Fermin Grant among 3,376 medical physician assistant records in California
Serena Fermin Grant, 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 2016, is newer than 66% of them.
- NPI issued2016 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2016 · 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).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Santa Ana → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Nora Bebawi, MSPA-CSanta Ana, CA 927041215051974
- Rhian Deguzman, PA-CSanta Ana, CA 927041417263658
- Kayla Mathiowetz, PA-CSanta Ana, CA 927041245107366
- Triet Nguyen, PA-CSanta Ana, CA 927041619167558
- Steven Ryder, PASanta Ana, CA 927041669548707
- Irene Saldana, PACSanta Ana, CA 927041346338225
- Susan ShimaSanta Ana, CA 927041265233688
- Stacey Shoop, M.D.Santa Ana, CA 927041104222124
Common questions
What is Serena Fermin Grant, PA's NPI number?
Serena Fermin Grant, PA's National Provider Identifier (NPI) is 1467801381, issued on Jun 10, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Serena Fermin Grant, PA located?
The NPPES record lists a practice address at 3401 S Harbor Blvd, Santa Ana, CA, 92704. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.
How can I verify Serena Fermin Grant, PA's license?
NPPES lists California license number 53609, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Serena Fermin Grant, PA prescribe under Medicare Part D?
In 2024, Serena Fermin Grant, PA had 120 Medicare Part D claims for 86 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.