Doctor profile · Federal record

Dr. Jim-Jer Hwu, MD

Nephrology Physician (CMS: Nephrology) · Monterey Park, CA

  • NPI 1275634248
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
120 E Emerson Ave
Monterey Park, CA 917551709
(626) 280-0676
fax (626) 280-2694

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 20, 2013
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
California #A41098
Medicaid
CA #00A410980

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275634248. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,802
Distinct HCPCS
10
Medicare allowed
$840,277
HCPCS Description Services Patients Avg allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 973 118 $374
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 928 243 $83
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 870 266 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 545 297 $98
99214 Established patient office or other outpatient visit, 30-39 minutes 486 206 $139
90966 Home dialysis services per month (20 years or older) 335 40 $310
96372 Injection of drug or substance under skin or into muscle 163 47 $16
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 147 134 $137
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 80 26 $1
99204 New patient office or other outpatient visit, 45-59 minutes 71 71 $180

In context: peer comparison

Among 6 peers in this city , average services per provider: 369. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$90
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AKEBIA THERAPEUTICS INC 2 $50.30
Novartis Pharmaceuticals Corporation 1 $22.42
Travere Therapeutics, Inc. 1 $16.89

By nature of payment

Food and Beverage
$73
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,011
Patients
1,008
Total drug cost
$138,703
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 637 177 $9,216
Hydralazine Hcl Generic 445 93 $7,500
Olmesartan Medoxomil Generic 404 105 $13,272
Atorvastatin Calcium Generic 298 69 $5,580
Allopurinol Generic 288 85 $3,966
Losartan Potassium Generic 255 74 $4,466
Metoprolol Succinate Generic 252 65 $4,964
Furosemide Generic 230 57 $1,453
Carvedilol Generic 219 44 $2,978
Calcium Acetate Generic 204 50 $21,384

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jim-Jer Hwu's medical specialty?
Dr. Jim-Jer Hwu practices Nephrology Physician in Monterey Park, CA.
Where does Dr. Jim-Jer Hwu practice?
Dr. Jim-Jer Hwu practices at 120 E Emerson Ave, Monterey Park, CA 917551709. Office phone: 6262800676.
What is Dr. Jim-Jer Hwu's NPI?
Dr. Jim-Jer Hwu's National Provider Identifier (NPI) is 1275634248, issued by NPPES.
Does Dr. Jim-Jer Hwu accept Medicare assignment?
Yes. Dr. Jim-Jer Hwu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jim-Jer Hwu commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.