Katerina Perez, NP
Nurse Practitioner · Fullerton, CA
Katerina Perez, NP is a nurse practitioner with a practice address in Fullerton, California, and NPI 1205227089, issued on Feb 14, 2015. Check the license (California 95002055, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katerina Perez
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95002055 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 E Valencia Mesa Dr, Fullerton, CA 92835
- Phone
- (714) 992-3969
- Enumerated
- Feb 14, 2015
- Record last updated
- Jan 8, 2025
- Medicare enrollment
- Enrolled (PECOS I20150901001870); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 101 E Valencia Mesa Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katerina Perez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95002055Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average nurse practitioner in 2024
375 Medicare Part D claims for 73 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 56 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen37 claims
- Eliquis36 claims
- Furosemide20 claims
- Sodium Chloride11 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: $125.00
1 payment: food and beverage; the largest payer was Eisai Inc. The 38,884 providers of this specialty with any payment received $791.64 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
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katerina Perez among 8,223 nurse practitioner records in California
Katerina Perez, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% 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 45% of them.
- NPI issued2015 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2014 · median 2017 among the 3,425 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Fullerton → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Joy Amundson, NPFullerton, CA 928351194073692
- Kate Boulder, DNP, FNP-C, AGNP-CFullerton, CA 928351265946610
- Emalee Corbera, N.P.Fullerton, CA 928351962534792
- Michelle Corcoran, NPFullerton, CA 928351881802759
- Sarah Dejesus, N.PFullerton, CA 928351689063273
- Phillip HoFullerton, CA 928351508465113
- Janet Kong, NPFullerton, CA 928351114309192
- Luminita MannFullerton, CA 928351326338450
Common questions
What is Katerina Perez, NP's NPI number?
Katerina Perez, NP's National Provider Identifier (NPI) is 1205227089, issued on Feb 14, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Katerina Perez, NP located?
The NPPES record lists a practice address at 101 E Valencia Mesa Dr, Fullerton, CA, 92835. Phone: (714) 992-3969. Providers update this record themselves, so call before visiting.
How can I verify Katerina Perez, NP's license?
NPPES lists California license number 95002055, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Katerina Perez, NP prescribe under Medicare Part D?
In 2024, Katerina Perez, NP had 375 Medicare Part D claims for 73 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.