Doctor profile · Federal record
Dr. Maggie Chen, MD
Nephrology Physician (CMS: Nephrology) · San Jose, CA
- NPI 1649470683
- Accepts Medicare
- MIPS 89.6 / 100 · 2023
- 18 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2360 McKee RD, Ste #10
San Jose, CA 951161618
(408) 729-7128
fax (408) 729-4125
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- June 20, 2014
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A113157
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649470683. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
792
Distinct HCPCS
7
Medicare allowed
$138,391
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 359 | 160 | $111 | |
90962 |
Dialysis services, 1 physician visit per month (20 years or older) | 234 | 45 | $240 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 96 | 36 | $345 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 36 | 36 | $160 | |
G0008 |
Administration of influenza virus vaccine | 28 | 28 | $38 | |
90688 |
Influenza vaccine, quadrivalent, 0.5 ml dosage | 25 | 25 | $20 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 14 | 14 | $137 |
In context: peer comparison
Among 10 peers in San Jose Nephrology Physician, average services per provider: 133. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$1,061
Transactions
46
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ardelyx, INC. | 10 | $280.97 | |
| Mallinckrodt Hospital Products INC. | 9 | $162.22 | |
| Fresenius USA Marketing, INC. | 5 | $117.09 | |
| Amgen INC. | 5 | $109.41 | |
| Calliditas Therapeutics US INC. | 4 | $99.91 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $54.75 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $40.84 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $30.59 | |
| Opko Pharmaceuticals, LLC | 1 | $30.07 | |
| Novartis Pharmaceuticals Corporation | 1 | $29.75 | |
| Lilly USA, LLC | 1 | $29.65 | |
| Kiniksa Pharmaceuticals International, Plc | 1 | $27.24 | |
| Strata Skin Sciences, INC. | 1 | $25.42 | |
| GlaxoSmithKline, LLC. | 1 | $13.70 | |
| Travere Therapeutics, INC. | 1 | $8.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,374
Patients
693
Total drug cost
$351,519
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 416 | 124 | $8,376 |
| Amlodipine Besylate | Generic | 341 | 107 | $5,779 |
| Allopurinol | Generic | 276 | 86 | $6,522 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 224 | 63 | $276,258 |
| Atorvastatin Calcium | Generic | 135 | 37 | $2,176 |
| Metformin Hcl | Generic | 122 | 30 | $2,078 |
| Furosemide | Generic | 118 | 44 | $766 |
| Lisinopril | Generic | 112 | 37 | $1,105 |
| Tamsulosin Hcl | Generic | 105 | 33 | $2,526 |
| Simvastatin | Generic | 103 | 29 | $1,711 |
Frequently asked questions
What is Dr. Maggie Chen's medical specialty?
Dr. Maggie Chen practices Nephrology Physician in San Jose, CA.
Where does Dr. Maggie Chen practice?
Dr. Maggie Chen practices at 2360 McKee RD, San Jose, CA 951161618. Office phone: 4087297128.
What is Dr. Maggie Chen's NPI?
Dr. Maggie Chen's National Provider Identifier (NPI) is 1649470683, issued by NPPES.
Does Dr. Maggie Chen accept Medicare assignment?
Yes. Dr. Maggie Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maggie Chen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Dialysis services, 1 physician visit per month (20 years or older) (HCPCS 90962); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961). Source: CMS Medicare Physician & Other Practitioners file.