Nurse Practitioner · Stanford, CA
NPI
1629399449
Since 2010
Specialty
Nurse Practitioner
Code 363L00000X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
300 Pasteur Dr
Stanford, CA, 94305
Phone (650) 723-4000
Groups this clinician bills Medicare through
Medicare paid, 2024
$77K
750 services
Medicare patients, 2024
284
Average age 76
Drug cost, 2024
$5.1M
1,623 prescriptions
Company payments, 2025
$83.22
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Joanne P Chien was code 99215 (office e&m - established), 424 times for 214 patients. In total Joanne P Chien billed 750 services in 4 codes, and Medicare paid $77K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-12-30.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 424 | 214 | $138.65 | $59K |
| 99215 Office E&M - Established | Facility | 118 | 65 | $104.67 | $12K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 99 | 66 | $12.74 | $1,261 |
| 99214 Office E&M - Established | Office | 36 | 28 | $94.33 | $3,396 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Facility | 32 | 21 | $12.74 | $408 |
| G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Office | 24 | 19 | $25.30 | $607 |
By year: 2022 $41K for 549 services; 2023 $45K for 501 services; 2024 $77K for 750 services.
Medicare prescription drug claims, 2024
In 2024, the drug Joanne P Chien prescribed most often to Medicare patients was Abiraterone Acetate, with 400 prescriptions and refills. In total Joanne P Chien wrote 1,623 Medicare prescriptions that cost $5.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Abiraterone Acetate Generic | 400 | 448 | 62 | $340K |
| Prednisone Generic | 346 | 446 | 78 | $2,073 |
| Cabometyx Cabozantinib S-Malate | 96 | 96 | Under 11 | $1.7M |
| Tamsulosin Hcl Generic | 73 | 169 | 26 | $988 |
| Eliquis Apixaban | 60 | 66 | 14 | $38K |
| Xtandi Enzalutamide | 44 | 46 | Under 11 | $601K |
| Nubeqa Darolutamide | 36 | 36 | Under 11 | $451K |
| Orgovyx Relugolix | 35 | 35 | Under 11 | $93K |
| Ondansetron Hcl Generic | 29 | 29 | 17 | $422 |
| Bicalutamide Generic | 27 | 55 | Under 11 | $911 |
| Triamcinolone Acetonide Generic | 26 | 26 | 13 | $287 |
| Levothyroxine Sodium Generic | 25 | 43 | Under 11 | $283 |
| Dexamethasone Generic | 25 | 31 | 17 | $364 |
| Fotivda Tivozanib Hcl | 24 | 24 | Under 11 | $666K |
| Gabapentin Generic | 24 | 32 | Under 11 | $256 |
Brand drugs: 385 claims; generic drugs: 1,238 claims; opioid claims: 27.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Joanne P Chien $83.22 ($83.22 in general payments such as food, travel and fees) from 3 companies. The largest payer was E.R. Squibb & Sons, L.L.C. with $31.85.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.