Dr. Theodore Robertson Pak, MD, PHD
Dr. Theodore Robertson Pak, MD, PHD is an Infectious Disease in Orange, California. Graduated from Icahn School of Medicine at Mount Sinai in 2019, 7 years ago. Practices with Uc Regents, a 306-clinician group and accepts Medicare assignment. Licensed in California and Massachusetts.
- Years since qualifying
- 7
- Trained at
- Icahn School of Medicine at Mount Sinai
- Licensed in
- CA, MA
- In the registry since
- 2019
- Specialties on file
- 3
What do these letters mean?
Practice location Address checks out
101 The City Dr SOrange, CA 92868-3201
Phone: (714) 456-8888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Infectious Disease Physician (primary) | Taxonomy 207RI0200X · Licence A203241 (CA) |
|---|---|
| Infectious Disease Physician | Taxonomy 207RI0200X · Licence 291119 (MA) |
| Internal Medicine Physician | Taxonomy 207R00000X · Licence 291119 (MA) |
Record details
| NPI number | 1013476100 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD , PHD |
| Sole proprietor | No |
| NPI enumerated | March 18, 2019 |
| Last updated in NPPES | January 9, 2026 |
| Certification date | January 9, 2026 |
Medicare enrollment
| Medicare specialty | INFECTIOUS DISEASE |
|---|---|
| Medical school | ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI |
| Graduated | 2019 (7 years in practice) |
| Group practice | Uc Regents — 306 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Orange
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Dr. Peter Heseltine, MD, FACP
200 S Manchester Ave Ste 514, Orange, CA 92868-3217 · (714) 773-6702
-
Victor Y Hsu, MD
845 W La Veta Ave 107A, Orange, CA 92868-3930 · (714) 289-7171
-
Dr. Susan Shih Huang, MD
101 The City Dr S, Orange, CA 92868-3201 · (714) 880-7812
-
Dr. Hannah Hyochan Nam, MD
101 The City Dr S, Orange, CA 92868-3201 · (714) 456-8000
-
Steven T Park, MD
101 The City Dr S, Orange, CA 92868-3201 · (714) 456-8068
-
Sayan Deb Ray, MD
845 W La Veta Ave 107A, Orange, CA 92868-3930 · (714) 289-7171
-
Tulika Singh, MD, MS, AAHIVS
101 The City Dr S, Orange, CA 92868-3201 · (714) 456-8888
-
Lauri David Thrupp, MD
101 The City Drive South Pavilion Iii, Orange, CA 92868-3201 · (714) 456-5477