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Radiation Oncology

Chien P. Chen, MD

Works at hospitals in La Jolla, CA · Encinitas, CA · San Diego, CA · California

Summary

Chien P. Chen, MD (Radiation Oncology) is listed by Medicare at 5 hospitals in La Jolla, CA, Encinitas, CA and San Diego, CA. NPI 1083947717. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Chien P. Chen, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
19Years since medical school (graduated 2007)
Columbia University College Of Physicians And SurgeonsMedical school
MaleGender (as listed)
Scripps HealthGroup practice

Quick answers

Which hospitals does Chien P. Chen work at?
Medicare's official clinician data lists Chien P. Chen at 5 hospitals: Scripps Green Hospital, Scripps Memorial Hospital - Encinitas, Scripps Memorial Hospital La Jolla, Scripps Mercy Hospital and UC San Diego Health Hillcrest - Hillcrest Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Chien P. Chen see patients?
Medicare's clinician data lists 8 practice locations, including La Jolla, CA and San Diego, CA. Call before your visit to confirm the address.
What is Chien P. Chen's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does Chien P. Chen accept Medicare assignment?
Yes. Medicare's clinician data says Chien P. Chen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Chien P. Chen offer telehealth?
Medicare's clinician data says Chien P. Chen offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Chien P. Chen?
(858) 554-9100, as listed in official Medicare / NPI Registry data.
What is Chien P. Chen's NPI number?
1083947717. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Chien P. Chen works

Medicare's Facility Affiliation Data lists Chien P. Chen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Chien P. Chen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.

Group practices

Medicare enrollment lists Chien P. Chen as a member of this group (CMS data updated 2026-10-02).

  • Scripps Health1,433 clinicians in the group

Specialties

Find other Radiation Oncology doctors in California →

Other radiation oncologists in La Jolla

Clinicians with the same Medicare primary specialty in La Jolla, CA — not a recommendation.

All radiation oncologists in La Jolla →

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year2007
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1083947717
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians