Internal Medicine, Endocrinology, Diabetes, & Metabolism · San Francisco, CA
NPI
1649237975
Since 2006
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
4
Medicare group memberships
Hospitals
2
Hospital affiliations
400 Parnassus Ave
San Francisco, CA, 94143
Phone (415) 353-2350
Groups this clinician bills Medicare through
Medicare paid, 2024
$73K
1,476 services
Medicare patients, 2024
399
Average age 73
Drug cost, 2024
$2.2M
752 prescriptions
Company payments, 2025
$2,786
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Chienying Liu was code 99214 (office e&m - established), 426 times for 275 patients. In total Chienying Liu billed 1,476 services in 27 codes, and Medicare paid $73K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-08-30.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 426 | 275 | $79.36 | $34K |
| 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 | 377 | 260 | $14.50 | $5,466 |
| 99215 Office E&M - Established | Facility | 126 | 86 | $109.02 | $14K |
| 36415 Venipuncture Blood Collection | Office | 39 | 20 | $8.65 | $337 |
| 99451 E&M - Miscellaneous | Facility | 29 | 29 | $29.97 | $869 |
| 99205 Office E&M - New | Facility | 27 | 27 | $149.17 | $4,028 |
| 99204 Office E&M - New | Facility | 24 | 24 | $116.28 | $2,791 |
| 99213 Office E&M - Established | Facility | 19 | 17 | $46.44 | $882 |
| 99421 Office/Outpatient Services | Facility | 18 | 15 | $10.81 | $195 |
| 10005 Other Organ Systems | Facility | 13 | 13 | $63.36 | $824 |
| 99222 Hospital E&M - Initial | Facility | 12 | 12 | $115.75 | $1,389 |
By year: 2022 $63K for 773 services; 2023 $72K for 862 services; 2024 $73K for 1,476 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 39 | 20 | $8.65 | $337 |
Medicare prescription drug claims, 2024
In 2024, the drug Chienying Liu prescribed most often to Medicare patients was Levothyroxine Sodium, with 341 prescriptions and refills. In total Chienying Liu wrote 752 Medicare prescriptions that cost $2.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Levothyroxine Sodium Generic | 341 | 959 | 107 | $4,314 |
| Synthroid Levothyroxine Sodium | 66 | 188 | 18 | $7,224 |
| Alendronate Sodium Generic | 59 | 141 | 18 | $386 |
| Hydrocortisone Generic | 36 | 71 | Under 11 | $1,828 |
| Methimazole Generic | 32 | 93 | 14 | $544 |
| Teriparatide Generic | 20 | 20 | Under 11 | $47K |
| Isturisa Osilodrostat Phosphate | 19 | 19 | Under 11 | $2.1M |
| Doxazosin Mesylate Generic | 12 | 25 | Under 11 | $831 |
Brand drugs: - claims; generic drugs: 481 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Chienying Liu $2,786 (- in general payments such as food, travel and fees and $2,786 for research) from 1 company. The largest payer was Neurocrine BioSciences, Inc. with $2,786.
| Company | Payments | Amount |
|---|---|---|
| Neurocrine BioSciences, Inc. NBIX | 3 | $2,786 |
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.