Jan Marie Ojacastro, NURSE PRACTITIONER
NPI 1336915693 · Family Nurse Practitioner · Norwalk, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jan Marie Ojacastro, NURSE PRACTITIONER is a Family Nurse Practitioner provider in Norwalk, CA (NPI 1336915693).
Provider details
- NPI number
- 1336915693
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- 95015371 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 27 | 14 |
| Atorvastatin Calcium | 24 | — |
| Hydroxyzine Hcl | 23 | 11 |
| Ibuprofen | 23 | — |
| Amlodipine Besylate | 21 | — |
| Losartan Potassium | 20 | — |
| Metformin Hcl | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-11-28
- Last updated
- 2024-02-09
- Certified
- 2024-02-09
Frequently asked questions
- What is Jan Marie Ojacastro's NPI number?
- Jan Marie Ojacastro's National Provider Identifier (NPI) is 1336915693, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jan Marie Ojacastro's specialty?
- Jan Marie Ojacastro is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jan Marie Ojacastro located?
- Jan Marie Ojacastro's practice location on file with NPPES is 12507 Alondra Blvd, Norwalk, CA 90650-7351.
- What is Jan Marie Ojacastro's phone number?
- The practice phone number listed in the NPPES registry for Jan Marie Ojacastro is (562) 802-2203.
- Does Jan Marie Ojacastro accept Medicare?
- Jan Marie Ojacastro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jan Marie Ojacastro's NPI active?
- Yes — Jan Marie Ojacastro's NPI (1336915693) is active in the NPPES registry as of the last update on 2024-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.