Christina Ortega-Chen
NPI 1619266590 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Ortega-Chen is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1619266590).
Provider details
- NPI number
- 1619266590
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-03-31
- Last updated
- 2022-01-06
- Certified
- 2021-03-31
Frequently asked questions
- What is Christina Ortega-Chen's NPI number?
- Christina Ortega-Chen's National Provider Identifier (NPI) is 1619266590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Ortega-Chen's specialty?
- Christina Ortega-Chen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christina Ortega-Chen located?
- Christina Ortega-Chen's practice location on file with NPPES is 4733 W Sunset Blvd Fl 3, Los Angeles, CA 90027-6021.
- What is Christina Ortega-Chen's phone number?
- The practice phone number listed in the NPPES registry for Christina Ortega-Chen is (818) 826-9630.
- Does Christina Ortega-Chen accept Medicare?
- Christina Ortega-Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Ortega-Chen's NPI active?
- Yes — Christina Ortega-Chen's NPI (1619266590) is active in the NPPES registry as of the last update on 2022-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.