Gisela Rosario Rosario, M.D.
NPI 1073873733 · Infectious Disease Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gisela Rosario Rosario, M.D. is a Infectious Disease Physician provider in Los Angeles, CA (NPI 1073873733).
Provider details
- NPI number
- 1073873733
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT201338 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,025 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 356 | $123 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 349 | $82 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 180 | $180 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $137 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 38 | $9 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ertapenem Sodiumbrand: Ertapenem | 30 | 13 |
| Azithromycin | 21 | — |
| Fosfomycin Tromethamine | 20 | — |
| Cefadroxil | 16 | — |
| Cefepime Hcl | 14 | — |
| Daptomycin | 13 | — |
| Methenamine Hippurate | 13 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$989 across 16 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
Additional practice locations (1)
- 1505 Wilson Ter Ste 310Glendale, CA 91206-4073Phone: (818) 550-1998Fax: (818) 660-1364
Registry dates
- Enumerated
- 2012-05-29
- Last updated
- 2022-04-27
- Certified
- 2022-04-27
Frequently asked questions
- What is Gisela Rosario Rosario's NPI number?
- Gisela Rosario Rosario's National Provider Identifier (NPI) is 1073873733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gisela Rosario Rosario's specialty?
- Gisela Rosario Rosario is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gisela Rosario Rosario located?
- Gisela Rosario Rosario's practice location on file with NPPES is 8635 W 3rd St Ste 465w, Los Angeles, CA 90048-6111.
- What is Gisela Rosario Rosario's phone number?
- The practice phone number listed in the NPPES registry for Gisela Rosario Rosario is (310) 358-2300.
- Does Gisela Rosario Rosario accept Medicare?
- Gisela Rosario Rosario is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gisela Rosario Rosario's NPI active?
- Yes — Gisela Rosario Rosario's NPI (1073873733) is active in the NPPES registry as of the last update on 2022-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.