Kathleen Rosario, NP
NPI 1750995478 · Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Rosario, NP is a Nurse Practitioner provider in Los Angeles, CA (NPI 1750995478).
Provider details
- NPI number
- 1750995478
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95014790 (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 tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ustekinumabbrand: Stelara | 164 | 32 |
| Mesalamine | 77 | 20 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 42 | 41 |
| Omeprazole | 38 | 18 |
| Famotidine | 25 | 11 |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 19 | — |
| Linaclotidebrand: Linzess | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$958 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-31
- Last updated
- 2021-03-22
- Certified
- 2021-03-22
Frequently asked questions
- What is Kathleen Rosario's NPI number?
- Kathleen Rosario's National Provider Identifier (NPI) is 1750995478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Rosario's specialty?
- Kathleen Rosario is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen Rosario located?
- Kathleen Rosario's practice location on file with NPPES is 1520 San Pablo St Ste 1000, Los Angeles, CA 90033-5312.
- What is Kathleen Rosario's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Rosario is (323) 442-5100.
- Does Kathleen Rosario accept Medicare?
- Kathleen Rosario is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Rosario's NPI active?
- Yes — Kathleen Rosario's NPI (1750995478) is active in the NPPES registry as of the last update on 2021-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.