Stephan John Diljak, MD
Anesthesiology · Santa Clara
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
- Since medical school
- 8 years
- University of Michigan Medical School, 2018
Offices
1 location · Permanente Medical Group Inc · 10,928 clinicians in this group
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Diljak’s office at (408) 851-1000 to ask if they take your plan before you enroll.
Drugs they prescribed that Part D paid
This is pharmacy cost, not the office bill, and not what patients paid.
Opioids were 26% of their 131 Part D prescriptions in 2018.
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
Year by year
| 2019 | 113 | 32 | None | 29% | $8,158 |
| 2018 | 131 | 43 | 26% (34) | None | $9,130 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2018: 1 drug
| Oxycodone | 24 | $192 | $8 |
Money from drug and device companies
$186 in 2025
| 2025 | 1 | 2 | None | $186 |
| 2021 | 1 | 1 | None | $69 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Abiomed | None | $186 | 2 payments
|
See all 2 published payments
| Abiomed | Meals · 2025-11-21 | None | $131 |
| Abiomed | Meals · 2025-11-19 | None | $55 |
See earlier years (2021)
2021: $69
| Heron Therapeutics | Zynrelef | $69 | 1 payment
|
Professional record
- NPI
- 1770077828
- Licence
- MO 2018017664
- Trained
- University of Michigan Medical School, 2018 · 8 years ago
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207L00000X (207L00000X)
- Mailing address
- 680 N 6th St Apt 2345, San Jose, CA, 95112
- NPI first listed
- 2018-06-21
- NPI last updated
- 2024-09-16
- NPI record certified
- 2024-09-16
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110
This office lists an electronic records connection.