Physician Assistant · Stanford, CA
NPI
1629670914
Since 2020
Specialty
Physician Assistant
Code 363A00000X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
300 Pasteur Dr
Stanford, CA, 94305
Phone (650) 723-4000
Groups this clinician bills Medicare through
Medicare paid
-
No Medicare services published
Medicare patients
-
Drug cost, 2024
$3.0M
5,806 prescriptions
Company payments, 2025
$1,078
From 20 companies
Medicare prescription drug claims, 2024
In 2024, the drug Theresa Mai-Hwang prescribed most often to Medicare patients was Jardiance (Empagliflozin), with 645 prescriptions and refills. In total Theresa Mai-Hwang wrote 5,806 Medicare prescriptions that cost $3.0M.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-12-23.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Jardiance Empagliflozin | 645 | 1,143 | 157 | $653K |
| Ozempic Semaglutide | 462 | 695 | 104 | $649K |
| Metformin Hcl Generic | 394 | 1,079 | 131 | $3,253 |
| Repaglinide Generic | 371 | 955 | 114 | $18K |
| Levothyroxine Sodium Generic | 314 | 842 | 94 | $6,190 |
| Atorvastatin Calcium Generic | 276 | 767 | 101 | $2,952 |
| Rybelsus Semaglutide | 188 | 308 | 43 | $280K |
| Trulicity Dulaglutide | 185 | 246 | 42 | $233K |
| Pioglitazone Hcl Generic | 174 | 500 | 62 | $2,609 |
| Metformin Hcl Er Metformin Hcl | 167 | 489 | 62 | $2,299 |
| Farxiga Dapagliflozin Propanediol | 159 | 328 | 48 | $176K |
| Losartan Potassium Generic | 136 | 384 | 48 | $1,479 |
| Humalog Kwikpen U-100 Insulin Lispro | 118 | 245 | 40 | $37K |
| Tresiba Flextouch U-100 Insulin Degludec | 107 | 276 | 32 | $59K |
| Lantus Solostar Insulin Glargine,hum.Rec.Anlog | 100 | 230 | 38 | $11K |
Brand drugs: 2,937 claims; generic drugs: 2,624 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Theresa Mai-Hwang $1,078 ($1,078 in general payments such as food, travel and fees) from 20 companies. The largest payer was Novo Nordisk Inc with $225.
| Company | Payments | Amount |
|---|---|---|
| Novo Nordisk Inc NVO | 11 | $225 |
| Aurinia Pharma U.S., Inc. AUPH | 4 | $87.31 |
| Amgen Inc. AMGN | 3 | $83.03 |
| Lilly USA, LLC LLY | 3 | $80.61 |
| Corcept Therapeutics CORT | 1 | $72.47 |
| Tandem Diabetes Care, Inc. TNDM | 2 | $63.16 |
| Recordati_rare_diseases_inc. | 3 | $58.89 |
| Dexcom, Inc. DXCM | 2 | $44.12 |
| Mannkind Corporation MNKD | 2 | $42.56 |
| Xeris Pharmaceuticals, Inc. | 2 | $42.31 |
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.