Nicholas Tieu, PA
Physician Assistant · Sacramento
- 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
- 3 years
- Graduated 2023
Offices
1 location
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Nicholas Tieu’s office to ask if they take your plan before you enroll.
Original Medicare doctor bills
$9,897
Medicare paid this office $9,897 for 107 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Short return visit (20+ min) | 88 | $5,962 | $60 |
| Return visit (30+ min) | 17 | $1,529 | $85 |
| Insertion of needle into vein for collection of blood sample | 20 | $234 | $9 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 20 | $205 | $8 |
| Blood test, comprehensive group of blood chemicals | 12 | $135 | $10 |
Who their Medicare patients are
107 Original Medicare patients in 2024. Average age 74 · Women 42% · Also on Medicaid 17% · Health risk score 1.63. Above the middle of the specialty; the typical physician assistant clinician is at 1.31.
Conditions among them: High blood pressure 75% · Cancer 46% · Diabetes 37% · Coronary heart disease 30% · Chronic kidney disease 22% · COPD 22% · Atrial fibrillation 20% · Depression 20% · Heart failure 17%.
The office billed $32,956, Medicare allowed $12,105 and paid $9,897; for 587 services of 32 kinds.
Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.
Medicaid work
$483 in 2024
Medicaid paid $483 for 14 billed services this clinician did in 2024, up to 13 people in a month for one service.
Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.
| Short return visit (20+ min) | 14 | $483 |
| 2024 | 14 | 1 | 13 | $483 |
Money from drug and device companies
$3,098 in 2025
| 2025 | 26 | 173 | None | $3,098 |
| 2024 | 19 | 76 | None | $1,654 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Daiichi Sankyo | Enhertu | $577 | 58 payments
|
| Exelixis | Cabometyx | $298 | 10 payments
|
| AstraZeneca Pharmaceuticals LP | Imfinzi | $294 | 13 payments
|
| BeOne Medicines USA | Tevimbra | $235 | 4 payments
|
| Novartis Pharmaceuticals | Pluvicto | $163 | 7 payments
|
| Sobi | Doptelet | $162 | 8 payments
|
See all 171 published payments
| Daiichi Sankyo | Meals · 2025-12-23 | Datroway | $19 |
| Daiichi Sankyo | Meals · 2025-12-18 | Enhertu | $1 |
| Array Biopharma | Meals · 2025-12-17 | Lorbrena | $5 |
| Array Biopharma | Meals · 2025-12-17 | Lorbrena | $3 |
| Daiichi Sankyo | Meals · 2025-12-16 | Enhertu | $21 |
| Daiichi Sankyo | Meals · 2025-12-11 | Datroway | $5 |
| Merck Sharp & Dohme | Meals · 2025-12-10 | Keytruda | $31 |
| Daiichi Sankyo | Meals · 2025-12-04 | Enhertu | $1 |
| Genentech USA | Meals · 2025-12-03 | Tecentriq | $18 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-12-02 | Imfinzi | $21 |
| Array Biopharma | Meals · 2025-11-24 | Lorbrena | $19 |
| Karyopharm Therapeutics | Meals · 2025-11-21 | Xpovio | $28 |
| Exelixis | Meals · 2025-11-20 | Cabometyx | $43 |
| Daiichi Sankyo | Meals · 2025-11-19 | Enhertu | $22 |
| Merck Sharp & Dohme | Meals · 2025-11-17 | Keytruda | $20 |
| Daiichi Sankyo | Meals · 2025-11-13 | Datroway | $5 |
| Pfizer | Meals · 2025-11-10 | Elrexfio | $16 |
| Bayer Healthcare Pharmaceuticals | Meals · 2025-11-07 | Nubeqa | $19 |
| Daiichi Sankyo | Meals · 2025-11-06 | Enhertu | $2 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-11-04 | Imfinzi | $23 |
| Daiichi Sankyo | Meals · 2025-10-31 | Datroway | $5 |
| Daiichi Sankyo | Meals · 2025-10-30 | Enhertu | $20 |
| Exelixis | Meals · 2025-10-30 | Cabometyx | $24 |
| Array Biopharma | Meals · 2025-10-27 | Lorbrena | $6 |
| Genmab U.S. | Meals · 2025-10-27 | Epkinly | $19 |
| Incyte | Meals · 2025-10-22 | Monjuvi | $24 |
| Novartis Pharmaceuticals | Meals · 2025-10-20 | Pluvicto | $25 |
| Daiichi Sankyo | Meals · 2025-10-16 | Datroway | $5 |
| BeOne Medicines USA | Meals · 2025-10-15 | Brukinsa | $26 |
| Merck Sharp & Dohme | Meals · 2025-10-15 | Keytruda | $19 |
| Bayer Healthcare Pharmaceuticals | Meals · 2025-10-14 | Nubeqa | $16 |
| Servier Pharmaceuticals | Meals · 2025-10-13 | Voranigo | $24 |
| Daiichi Sankyo | Meals · 2025-10-10 | Vanflyta | $5 |
| Pfizer | Meals · 2025-10-09 | Elrexfio | $15 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-10-07 | Imfinzi | $21 |
| EMD Serono | Meals · 2025-10-06 | None | $14 |
| Daiichi Sankyo | Meals · 2025-10-02 | Datroway | $5 |
| Daiichi Sankyo | Meals · 2025-09-30 | Datroway | $20 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-09-30 | Imfinzi | $24 |
| Stemline Therapeutics | Meals · 2025-09-26 | Orserdu | $18 |
| Daiichi Sankyo | Meals · 2025-09-24 | Enhertu | $12 |
| Exelixis | Meals · 2025-09-22 | Cabometyx | $20 |
| Daiichi Sankyo | Meals · 2025-09-18 | Datroway | $5 |
| Sobi | Meals · 2025-09-16 | Doptelet | $22 |
| Sumitomo Pharma America | Meals · 2025-09-15 | Orgovyx | $18 |
| Daiichi Sankyo | Meals · 2025-09-11 | Enhertu | $1 |
| Servier Pharmaceuticals | Meals · 2025-09-09 | Voranigo | $18 |
| Janssen Biotech | Meals · 2025-09-08 | Erleada | $17 |
| Array Biopharma | Meals · 2025-09-08 | Lorbrena | $18 |
| Daiichi Sankyo | Meals · 2025-09-04 | Datroway | $5 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-09-04 | Calquence | $24 |
| Daiichi Sankyo | Meals · 2025-08-28 | Enhertu | $1 |
| Exelixis | Meals · 2025-08-28 | Cabometyx | $25 |
| Daiichi Sankyo | Meals · 2025-08-21 | Datroway | $5 |
| Bayer Healthcare Pharmaceuticals | Meals · 2025-08-21 | Nubeqa | $24 |
| Pfizer | Meals · 2025-08-16 | Elrexfio | $3 |
| Pfizer | Meals · 2025-08-15 | Elrexfio | $1 |
| Pfizer | Meals · 2025-08-14 | Elrexfio | $12 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-08-13 | Imfinzi | $21 |
| Pfizer | Meals · 2025-08-12 | Xtandi | $8 |
| Sobi | Meals · 2025-08-12 | Doptelet | $9 |
| Sobi | Meals · 2025-08-11 | Doptelet | $0 |
| Daiichi Sankyo | Meals · 2025-08-07 | Datroway | $5 |
| Servier Pharmaceuticals | Meals · 2025-08-07 | Tibsovo | $19 |
| BeOne Medicines USA | Meals · 2025-08-06 | Tevimbra | $149 |
| Genentech USA | Meals · 2025-08-06 | Tecentriq | $17 |
| Stemline Therapeutics | Meals · 2025-08-01 | Orserdu | $16 |
| Daiichi Sankyo | Meals · 2025-07-31 | Datroway | $21 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-07-30 | Imfinzi | $21 |
| Exelixis | Meals · 2025-07-29 | Cabometyx | $41 |
| GlaxoSmithKline | Meals · 2025-07-26 | Jemperli | $19 |
| Daiichi Sankyo | Meals · 2025-07-25 | Datroway | $5 |
| Daiichi Sankyo | Meals · 2025-07-24 | Enhertu | $22 |
| Sumitomo Pharma America | Meals · 2025-07-22 | Orgovyx | $21 |
| Sobi | Meals · 2025-07-16 | Doptelet | $38 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-07-15 | Calquence | $26 |
| Gilead Sciences | Meals · 2025-07-11 | Trodelvy | $28 |
| Daiichi Sankyo | Meals · 2025-07-10 | Datroway | $5 |
| Pfizer | Meals · 2025-06-30 | Xtandi | $10 |
| Array Biopharma | Meals · 2025-06-30 | Lorbrena | $12 |
| Stemline Therapeutics | Meals · 2025-06-27 | Orserdu | $15 |
| Daiichi Sankyo | Meals · 2025-06-26 | Enhertu | $13 |
| Exelixis | Meals · 2025-06-24 | Cabometyx | $35 |
| Daiichi Sankyo | Meals · 2025-06-19 | Enhertu | $1 |
| Merck Sharp & Dohme | Meals · 2025-06-19 | Keytruda | $27 |
| Agios Pharmaceuticals | Meals · 2025-06-18 | Pyrukynd | $22 |
| Coherus Oncology | Meals · 2025-06-13 | Loqtorzi | $28 |
| Daiichi Sankyo | Meals · 2025-06-11 | Enhertu | $5 |
| Servier Pharmaceuticals | Meals · 2025-06-11 | Voranigo | $24 |
| Novartis Pharmaceuticals | Meals · 2025-06-10 | Lutathera | $17 |
| Gilead Sciences | Meals · 2025-06-09 | Trodelvy | $32 |
| Daiichi Sankyo | Meals · 2025-06-05 | Enhertu | $1 |
| Geron | Meals · 2025-06-02 | Rytelo | $25 |
| Daiichi Sankyo | Meals · 2025-05-29 | Enhertu | $14 |
| Daiichi Sankyo | Meals · 2025-05-29 | Enhertu | $5 |
| Array Biopharma | Meals · 2025-05-28 | Lorbrena | $19 |
| Exelixis | Meals · 2025-05-24 | Cabometyx | $35 |
| Daiichi Sankyo | Meals · 2025-05-22 | Enhertu | $1 |
| Pfizer | Meals · 2025-05-20 | Elrexfio | $16 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-05-19 | Imfinzi | $22 |
| Incyte | Meals · 2025-05-16 | Jakafi | $26 |
| Daiichi Sankyo | Meals · 2025-05-15 | Enhertu | $5 |
| Daiichi Sankyo | Meals · 2025-05-14 | Enhertu | $8 |
| BeOne Medicines USA | Meals · 2025-05-12 | Brukinsa | $32 |
| Sumitomo Pharma America | Meals · 2025-05-09 | Orgovyx | $15 |
| Daiichi Sankyo | Meals · 2025-05-08 | Enhertu | $2 |
| Sobi | Meals · 2025-05-08 | Doptelet | $33 |
| Lilly USA | Meals · 2025-05-06 | Verzenio | $16 |
| Genmab U.S. | Meals · 2025-05-02 | Epkinly | $23 |
| Daiichi Sankyo | Meals · 2025-05-01 | Enhertu | $5 |
| Daiichi Sankyo | Meals · 2025-05-01 | Injectafer | $12 |
| Novartis Pharmaceuticals | Meals · 2025-05-01 | Lutathera | $25 |
| Gilead Sciences | Meals · 2025-04-30 | Trodelvy | $18 |
| Novartis Pharmaceuticals | Meals · 2025-04-25 | Pluvicto | $26 |
| Daiichi Sankyo | Meals · 2025-04-24 | Injectafer | $1 |
| BeOne Medicines USA | Meals · 2025-04-24 | Brukinsa | $28 |
| Sobi | Meals · 2025-04-24 | Doptelet | $22 |
| Daiichi Sankyo | Meals · 2025-04-23 | Enhertu | $18 |
| Daiichi Sankyo | Meals · 2025-04-18 | Enhertu | $5 |
| Stemline Therapeutics | Meals · 2025-04-16 | Orserdu | $16 |
| Daiichi Sankyo | Meals · 2025-04-15 | Enhertu | $9 |
| Karyopharm Therapeutics | Meals · 2025-04-14 | Xpovio | $33 |
| Genentech USA | Meals · 2025-04-10 | Tecentriq | $18 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-04-09 | Imfinzi | $22 |
| Daiichi Sankyo | Meals · 2025-04-08 | Enhertu | $12 |
| Daiichi Sankyo | Meals · 2025-04-03 | Enhertu | $5 |
| Daiichi Sankyo | Meals · 2025-04-03 | Injectafer | $19 |
| Incyte | Meals · 2025-04-02 | Jakafi | $27 |
| Coherus Oncology | Meals · 2025-03-31 | Loqtorzi | $16 |
| Exelixis | Meals · 2025-03-27 | Cabometyx | $24 |
| Daiichi Sankyo | Meals · 2025-03-26 | Enhertu | $23 |
| Stemline Therapeutics | Meals · 2025-03-25 | Orserdu | $22 |
| Servier Pharmaceuticals | Meals · 2025-03-24 | Tibsovo | $23 |
| Sobi | Meals · 2025-03-20 | Doptelet | $21 |
| Sumitomo Pharma America | Meals · 2025-03-18 | Orgovyx | $19 |
| Merck Sharp & Dohme | Meals · 2025-03-17 | Keytruda | $24 |
| Daiichi Sankyo | Meals · 2025-03-13 | Enhertu | $1 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-03-12 | Imfinzi | $18 |
| Daiichi Sankyo | Meals · 2025-03-07 | Enhertu | $5 |
| Novartis Pharmaceuticals | Meals · 2025-03-07 | Pluvicto | $24 |
| Geron | Meals · 2025-03-06 | Rytelo | $27 |
| BeiGene USA | Meals · 2025-03-04 | Brukinsa | $29 |
| EMD Serono | Meals · 2025-02-28 | None | $14 |
| Daiichi Sankyo | Meals · 2025-02-27 | Enhertu | $14 |
| Sobi | Meals · 2025-02-26 | Doptelet | $16 |
| Servier Pharmaceuticals | Meals · 2025-02-25 | Voranigo | $26 |
| Daiichi Sankyo | Meals · 2025-02-21 | Enhertu | $6 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-02-14 | Imfinzi | $28 |
| Janssen Biotech | Meals · 2025-02-13 | Tecvayli | $14 |
| Daiichi Sankyo | Meals · 2025-02-13 | Enhertu | $1 |
| Exelixis | Meals · 2025-02-12 | Cabometyx | $19 |
| Karyopharm Therapeutics | Meals · 2025-02-10 | Xpovio | $35 |
| Genentech USA | Meals · 2025-02-07 | Polivy | $19 |
| Daiichi Sankyo | Meals · 2025-02-06 | Enhertu | $21 |
| Daiichi Sankyo | Meals · 2025-02-04 | Enhertu | $10 |
| Novartis Pharmaceuticals | Meals · 2025-02-03 | Pluvicto | $26 |
| Daiichi Sankyo | Meals · 2025-01-30 | Enhertu | $16 |
| Pfizer | Meals · 2025-01-29 | Xtandi | $17 |
| Exelixis | Meals · 2025-01-28 | Cabometyx | $33 |
| Daiichi Sankyo | Meals · 2025-01-24 | Enhertu | $5 |
| Novartis Pharmaceuticals | Meals · 2025-01-24 | Lutathera | $20 |
| Daiichi Sankyo | Meals · 2025-01-22 | Enhertu | $10 |
| Daiichi Sankyo | Education · 2025-01-17 | Enhertu | $70 |
| Daiichi Sankyo | Meals · 2025-01-17 | Enhertu | $24 |
| Merck Sharp & Dohme | Meals · 2025-01-15 | Keytruda | $33 |
| BeiGene USA | Meals · 2025-01-14 | Brukinsa | $27 |
| Daiichi Sankyo | Meals · 2025-01-09 | Enhertu | $5 |
| Pfizer | Meals · 2025-01-08 | Inlyta | $4 |
| Genentech USA | Meals · 2025-01-07 | Itovebi | $15 |
| Geron | Meals · 2025-01-06 | Rytelo | $26 |
| AstraZeneca Pharmaceuticals LP | Meals · 2025-01-03 | Imfinzi | $24 |
See earlier years (2024)
2024: $1,654
| Daiichi Sankyo | Enhertu | $390 | 33 payments
|
| Sobi | Doptelet | $231 | 11 payments
|
| Regeneron Healthcare Solutions | Libtayo | $165 | 3 payments
|
| Lilly USA | Verzenio | $138 | 2 payments
|
| E.R. Squibb & Sons L.L.C. | Reblozyl | $130 | 1 payment
|
| Exelixis | Cabometyx | $69 | 2 payments
|
| Servier Pharmaceuticals | Tibsovo | $67 | 3 payments
|
| Merck Sharp & Dohme | Keytruda | $62 | 2 payments
|
| Janssen Biotech | Erleada | $58 | 3 payments
|
| Astellas Pharma US | Xospata | $56 | 3 payments
|
| AstraZeneca Pharmaceuticals LP | Imfinzi | $50 | 3 payments
|
| EMD Serono | None | $45 | 2 payments
|
| Pfizer | Xtandi | $42 | 2 payments
|
| Celgene | Reblozyl | $32 | 1 payment
|
| Karyopharm Therapeutics | Xpovio | $32 | 1 payment
|
| Array Biopharma | Braftovi | $23 | 1 payment
|
| BeiGene USA | Brukinsa | $23 | 1 payment
|
| Genentech USA | Alecensa | $22 | 1 payment
|
| Coherus Biosciences | Loqtorzi | $20 | 1 payment
|
Professional record
- NPI
- 1265203889
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Physician assistant (363A00000X)
- Mailing address
- Po Box 276950, Sacramento, CA, 95827
- NPI first listed
- 2024-01-11
- NPI last updated
- 2026-05-06
- NPI record certified
- 2026-05-06
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 3730 S Eastern Ave, Las Vegas, NV, 89169