Doctor profile · Federal record
Dr. Wei Feng, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · South Pasadena, CA
- NPI 1043277601
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
209 Fair Oaks Ave
South Pasadena, CA 910301814
(626) 396-2900
fax (626) 799-2889 - Additional location
-
1500 E Duarte RD
Duarte, CA 91010
(626) 359-8111 - Mailing address
-
Po Box 512185
Los Angeles, CA 900510185
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- December 11, 2020
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #A51793
- Medicaid
- CA #00A517930
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043277601. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,661
Distinct HCPCS
9
Medicare allowed
$313,038
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 6,240 | 63 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 883 | 420 | $135 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 210 | 110 | $103 | |
96372 |
Injection of drug or substance under skin or into muscle | 136 | 70 | $16 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 80 | 80 | $180 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 60 | 50 | $94 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 26 | 18 | $79 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $140 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 12 | 11 | $74 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 851. This provider delivers 9.0× the peer median.Open Payments
Industry payments received
All-time total
$1,258
Transactions
50
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 12 | $266.43 | |
| Mannkind Corporation | 17 | $208.18 | |
| Corcept Therapeutics | 4 | $169.03 | |
| Lilly USA, LLC | 2 | $150.02 | |
| Xeris Pharmaceuticals, Inc. | 1 | $121.82 | |
| Bayer Healthcare Pharmaceuticals Inc. | 2 | $67.94 | |
| Radius Health, Inc. | 3 | $64.26 | |
| Novo Nordisk Inc | 3 | $51.82 | |
| Alexion Pharmaceuticals, Inc. | 2 | $42.31 | |
| Dexcom, Inc. | 1 | $31.35 | |
| Kyowa Kirin, Inc. | 1 | $29.58 | |
| Astellas Pharma US Inc | 1 | $29.03 | |
| Averitas Pharma Inc. | 1 | $25.90 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,199
Patients
642
Total drug cost
$1,310,318
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 477 | 97 | $7,169 |
| Jardiance (Empagliflozin) | Brand | 326 | 54 | $274,554 |
| Synthroid (Levothyroxine Sodium) | Brand | 315 | 66 | $31,213 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 264 | 40 | $205,415 |
| Metformin Hcl | Generic | 258 | 58 | $3,874 |
| Ozempic (Semaglutide) | Brand | 225 | 36 | $268,690 |
| Atorvastatin Calcium | Generic | 214 | 56 | $2,591 |
| Alendronate Sodium | Generic | 193 | 44 | $2,122 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 180 | 40 | $2,704 |
| Tradjenta (Linagliptin) | Brand | 132 | 22 | $86,351 |
Frequently asked questions
What is Dr. Wei Feng's medical specialty?
Dr. Wei Feng practices Endocrinology, Diabetes & Metabolism Physician in South Pasadena, CA.
Where does Dr. Wei Feng practice?
Dr. Wei Feng practices at 209 Fair Oaks Ave, South Pasadena, CA 910301814. Office phone: 6263962900.
What is Dr. Wei Feng's NPI?
Dr. Wei Feng's National Provider Identifier (NPI) is 1043277601, issued by NPPES.
Does Dr. Wei Feng accept Medicare assignment?
Yes. Dr. Wei Feng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wei Feng commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.