Dr. Jonathan Oishi, DO
Dr. Jonathan Oishi, DO practises Internal Medicine in Irvine, California. Qualified in 2016, 10 years ago. Practices with Healthcare Partners Affiliates Medical Group, a 790-clinician group and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 10
- Licensed in
- CA
- In the registry since
- 2016
- Specialties on file
- 2
What do these letters mean?
- DO — Doctor of Osteopathic Medicine
- A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.
Practice location Address checks out
11 Technology DrIrvine, CA 92618-2302
Phone: (855) 206-6764
Fax: (949) 923-3575
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Internal Medicine Physician (primary) | Taxonomy 207R00000X · Licence 20A17106 (CA) |
|---|---|
| Hospitalist Physician | Taxonomy 208M00000X · Licence 20A17106 (CA) |
Record details
| NPI number | 1396109781 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | DO |
| Sole proprietor | No |
| NPI enumerated | April 11, 2016 |
| Last updated in NPPES | November 24, 2025 |
| Certification date | November 24, 2025 |
Medicare enrollment
| Medicare specialty | INTERNAL MEDICINE |
|---|---|
| Medical school | OTHER |
| Graduated | 2016 (10 years in practice) |
| Group practice | Healthcare Partners Affiliates Medical Group — 790 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Practises at
- Uci Health-Orange Hospital · Orange, CA
Colleagues at Healthcare Partners Affiliates Medical Group
- Shanta Adhikari, NP Family Nurse Practitioner · Mission Hills, CA
- Xi Chen, MD Student in an Organized Health Care Education/Training Program · Torrance, CA
- Munira Habib, MD Internal Medicine Physician · Los Angeles, CA
- Dr. Ihsan Hakimeh, MD Internal Medicine Physician · Glendora, CA
- Melissa Kuo King, MD Infectious Disease Physician · Long Beach, CA
- Dr. Chelsea Kumabe, DO Family Medicine Physician · Torrance, CA
- Dr. Ann Joo Lee, MD Gastroenterology Physician · Downey, CA
- Peter Allen Linfoot, PHD, MD Endocrinology, Diabetes & Metabolism Physician · Long Beach, CA
- Neal Patel, NP Family Health Clinical Nurse Specialist · Downey, CA
- Phiet Phung, MD Gastroenterology Physician · Huntington Beach, CA
- Chrystyne Tran, PA-C Medical Physician Assistant · Lakewood, CA
- Christian Zayek, MD Internal Medicine Physician · Torrance, CA
Other providers in Irvine
-
Alexander Chuong Nguyen, DO
11 Technology Dr, Irvine, CA 92618-2302 · (949) 923-3200
-
An Nguyen
16200 Sand Canyon Ave, Irvine, CA 92618-3714 · (888) 655-8463
-
Khanh Van Nguyen, MD
11 Technology Dr, Irvine, CA 92618-2302 · (949) 923-3200
-
Nima Taheri MD Inc
7700 Irvine Center Dr Ste 800, Irvine, CA 92618-3047 · (949) 236-7127
-
Kate Pan
6640 Alton Pkwy, Irvine, CA 92618-3734 · (833) 574-2273
-
Dr. Francisco Saguil Perez, MD
11 Technology Dr, Irvine, CA 92618-2302 · (855) 206-6764
-
Dr. Helya Peyman, DO
1000 Fivepoint Ste A, Irvine, CA 92618-2621 · (800) 826-4673
-
Qsa Group, LLC
29 Pr, Irvine, CA 92618-8840 · (949) 306-5115