Jan Marie D. Ojacastro, NURSE PRACTITIONER
Family Nurse Practitioner · Norwalk, CA
Jan Marie D. Ojacastro, NURSE PRACTITIONER is a family nurse practitioner with a practice address in Norwalk, California, and NPI 1336915693, issued on Nov 28, 2023. Check the license (California 95015371, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jan Marie D. Ojacastro
- Credential
- NURSE PRACTITIONER
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95015371 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12507 Alondra Blvd, Norwalk, CA 90650
- Phone
- (562) 802-2203
- Enumerated
- Nov 28, 2023
- Record last updated
- Feb 9, 2024
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 12507 Alondra Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sheryl Antido, MSN, FNP-CFamily Nurse Practitioner1013407519
- Jennifer Cruz, NPInternal Medicine Physician1689309130
Verify Jan Marie D. Ojacastro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95015371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average family nurse practitioner in 2024
325 Medicare Part D claims for 79 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium27 claims
- Atorvastatin Calcium24 claims
- Hydroxyzine Hcl23 claims
- Ibuprofen23 claims
- Amlodipine Besylate21 claims
- Losartan Potassium20 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.
Jan Marie D. Ojacastro among 16,966 family nurse practitioner records in California
Jan Marie D. Ojacastro, NURSE PRACTITIONER 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 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 17% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2024 · 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).
28 family nurse practitioner records list a practice address in Norwalk
They are 28 of the 1,600 NPPES records with a practice address in Norwalk, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Norwalk → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Alicia Calzada-Gonzalez, FNPNorwalk, CA 906501881106268
- Ada Castillo, NPNorwalk, CA 906501609311158
- Ash Cordero, FNPNorwalk, CA 906501770942336
- Jill Kardously, FNPNorwalk, CA 906501649333550
- Parminder Kaur, FNPNorwalk, CA 906501578009676
- Nancy Kelly, FNPNorwalk, CA 906501841661980
- Melissa Lego, NP-CNorwalk, CA 906501053607895
- Christine Mac, NPNorwalk, CA 906501104363720
Common questions
What is Jan Marie D. Ojacastro, NURSE PRACTITIONER's NPI number?
Jan Marie D. Ojacastro, NURSE PRACTITIONER's National Provider Identifier (NPI) is 1336915693, issued on Nov 28, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Jan Marie D. Ojacastro, NURSE PRACTITIONER located?
The NPPES record lists a practice address at 12507 Alondra Blvd, Norwalk, CA, 90650. Phone: (562) 802-2203. Providers update this record themselves, so call before visiting.
How can I verify Jan Marie D. Ojacastro, NURSE PRACTITIONER's license?
NPPES lists California license number 95015371, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Jan Marie D. Ojacastro, NURSE PRACTITIONER prescribe under Medicare Part D?
In 2024, Jan Marie D. Ojacastro, NURSE PRACTITIONER had 325 Medicare Part D claims for 79 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.