Quick answers
- Which hospitals does Jie Ren work at?
- Medicare's official clinician data lists Jie Ren at 4 hospitals: Antelope Valley Hospital, Providence Holy Cross Medical Center, Providence Saint Joseph Medical Center and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jie Ren see patients?
- Medicare's clinician data lists 4 practice locations, including Lancaster, CA, Fountain Valley, CA and Lakewood, CA. Call before your visit to confirm the address.
- What is Jie Ren's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Jie Ren accept Medicare assignment?
- Yes. Medicare's clinician data says Jie Ren 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.
- What is the phone number for Jie Ren?
- (661) 949-5000, as listed in official Medicare / NPI Registry data.
- What is Jie Ren's NPI number?
- 1144391376. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jie Ren works
Medicare's Facility Affiliation Data lists Jie Ren at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Antelope Valley HospitalLancaster, CA · Acute Care Hospital · CCN 050056
- Providence Holy Cross Medical CenterMission Hills, CA · Acute Care Hospital · CCN 050278
- Providence Saint Joseph Medical CenterBurbank, CA · Acute Care Hospital · CCN 050235
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Jie Ren is enrolled with Medicare (CMS data updated 2026-10-02).
- 1600 W Ave JLancaster, CA 93534 (661) 949‑5000
- 17100 Euclid StFountain Valley, CA 92708 (714) 966‑7200
- 3700 S StLakewood, CA 90712 (562) 531‑2550
- 501 S Buena Vista StBurbank, CA 91505 (818) 843‑5111
Group practices
Medicare enrollment lists Jie Ren as a member of these groups (CMS data updated 2026-10-02).
- Orange Coast Anesthesia Inc87 clinicians in the group
- Buena Vista Anesthesia Medical Group51 clinicians in the group
- Anesthesia Partners of North Valley21 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Lancaster
Clinicians with the same Medicare primary specialty in Lancaster, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144391376 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians