Doctor profile · Federal record
Dr. Chienying Liu, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · San Francisco, CA
- NPI 1649237975
- Accepts Medicare
- MIPS 70.8 / 100 · 2023
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 Parnassus Ave
San Francisco, CA 941432202
(415) 353-2350
fax (415) 353-2337 - Mailing address
-
1635 Divisadero St, Ste 625, Box 1821
San Francisco, CA 941430001
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- August 30, 2012
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #A65469
- Medicaid
- CA #00A654690
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649237975. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
827
Distinct HCPCS
10
Medicare allowed
$97,222
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 377 | 263 | $110 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 192 | 125 | $162 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 19 | $89 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 38 | 38 | $204 | |
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 | 34 | 19 | $35 | |
36415 |
Insertion of needle into vein for collection of blood sample | 33 | 21 | $8 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 26 | 26 | $146 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 24 | 24 | $150 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 20 | $75 | |
10005 |
Fine needle aspiration biopsy using ultrasound guidance, first growth | 15 | 15 | $82 |
In context: peer comparison
Among 14 peers in San Francisco Endocrinology, Diabetes & Metabolism Physician, average services per provider: 88. This provider delivers 9.4× the peer median.Open Payments
Industry payments received
All-time total
$148
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Neurocrine Biosciences, INC. | 1 | $148.40 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
572
Patients
150
Total drug cost
$64,792
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 326 | 110 | $7,390 |
| Alendronate Sodium | Generic | 64 | 19 | $707 |
| Synthroid (Levothyroxine Sodium) | Brand | 63 | 21 | $8,021 |
| Hydrocortisone | Generic | 42 | 0 | $2,141 |
| Methimazole | Generic | 18 | 0 | $387 |
| Desmopressin Acetate | Generic | 17 | 0 | $451 |
| Tymlos (Abaloparatide) | Brand | 15 | 0 | $41,315 |
| Tirosint (Levothyroxine Sodium) | Brand | 14 | 0 | $4,142 |
| Metformin Hcl | Generic | 13 | 0 | $238 |
Hospital affiliations
Frequently asked questions
What is Dr. Chienying Liu's medical specialty?
Dr. Chienying Liu practices Endocrinology, Diabetes & Metabolism Physician in San Francisco, CA.
Where does Dr. Chienying Liu practice?
Dr. Chienying Liu practices at 400 Parnassus Ave, San Francisco, CA 941432202. Office phone: 4153532350.
What is Dr. Chienying Liu's NPI?
Dr. Chienying Liu's National Provider Identifier (NPI) is 1649237975, issued by NPPES.
Does Dr. Chienying Liu accept Medicare assignment?
Yes. Dr. Chienying Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chienying Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.