Joanna Ortega, MD, MPH
NPI 1811504533 · Emergency Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Ortega, MD, MPH is a Emergency Medicine Physician provider in San Francisco, CA (NPI 1811504533).
Provider details
- NPI number
- 1811504533
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- A191189 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 1411 E 31st StOakland, CA 94602-1092Phone: (510) 621-8833
Registry dates
- Enumerated
- 2020-09-27
- Last updated
- 2026-03-13
- Certified
- 2026-03-13
Frequently asked questions
- What is Joanna Ortega's NPI number?
- Joanna Ortega's National Provider Identifier (NPI) is 1811504533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Ortega's specialty?
- Joanna Ortega is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Ortega located?
- Joanna Ortega's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Joanna Ortega's phone number?
- The practice phone number listed in the NPPES registry for Joanna Ortega is (415) 353-1238.
- Does Joanna Ortega accept Medicare?
- Joanna Ortega is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Ortega's NPI active?
- Yes — Joanna Ortega's NPI (1811504533) is active in the NPPES registry as of the last update on 2026-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.