Rosan Mendoza Derayunan, FNP-BC
Family Nurse Practitioner · Simi Valley, CA
Rosan Mendoza Derayunan, FNP-BC is a family nurse practitioner with a practice address in Simi Valley, California, and NPI 1740942481, issued on Oct 11, 2021. Check the license (California 95018575, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rosan Mendoza Derayunan
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95018575 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1720 E Los Angeles Ave Ste 231, Simi Valley, CA 93065
- Phone
- (805) 980-7574
- Enumerated
- Oct 11, 2021
- Record last updated
- Mar 4, 2023
- Fax
- (805) 426-8781
- Medicare enrollment
- Enrolled (PECOS I20220408002241); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 1720 E Los Angeles Ave Ste 231
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ronald Derayunan, NPPsychiatric/Mental Health Nurse Practitioner1972300762
Verify Rosan Mendoza Derayunan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95018575Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average family nurse practitioner in 2024
2,375 Medicare Part D claims for 224 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 42 claims were for opioids.
Most prescribed
- Atorvastatin Calcium181 claims
- Amlodipine Besylate97 claims
- Pantoprazole Sodium77 claims
- Gabapentin76 claims
- Losartan Potassium74 claims
- Tamsulosin Hcl49 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 2 group practices
- Advanced Hematology Oncology Medical Group IncLos Angeles, CA
- Humanity Medical Group IncSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosan Mendoza Derayunan among 16,966 family nurse practitioner records in California
Rosan Mendoza Derayunan, FNP-BC is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 62% of them.
- NPI issued2021 · 62% of these records are older, 32% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2021 · median 2019 among the 6,793 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
34 family nurse practitioner records list a practice address in Simi Valley
They are 34 of the 1,397 NPPES records with a practice address in Simi Valley, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Simi Valley → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Maria Cristina Ang-RodriguezSimi Valley, CA 930651962997361
- Brittney Ayers, NURSE PRACTITIONERSimi Valley, CA 930651114454816
- Linda Basquez, FNPSimi Valley, CA 930651114494010
- Shara Chess, MSN, APRN, BC-FNPSimi Valley, CA 930651154328318
- Alison Collier, FNPSimi Valley, CA 930651639553753
- Sarah Grey, FNP-CSimi Valley, CA 930651730438979
- Jun Kim, FNPSimi Valley, CA 930651073587572
- Sarah McIndoe, NPSimi Valley, CA 930651902340920
Common questions
What is Rosan Mendoza Derayunan, FNP-BC's NPI number?
Rosan Mendoza Derayunan, FNP-BC's National Provider Identifier (NPI) is 1740942481, issued on Oct 11, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Rosan Mendoza Derayunan, FNP-BC located?
The NPPES record lists a practice address at 1720 E Los Angeles Ave Ste 231, Simi Valley, CA, 93065. Phone: (805) 980-7574. Providers update this record themselves, so call before visiting.
How can I verify Rosan Mendoza Derayunan, FNP-BC's license?
NPPES lists California license number 95018575, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Rosan Mendoza Derayunan, FNP-BC prescribe under Medicare Part D?
In 2024, Rosan Mendoza Derayunan, FNP-BC had 2,375 Medicare Part D claims for 224 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.