Doctor profile · Federal record

Dr. Josephine Hwu, MD

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

  • NPI 1194170894
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

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

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
June 29, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
California #A154264

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194170894. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
565
Distinct HCPCS
5
Medicare allowed
$63,169
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 291 85 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 184 58 $83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 49 48 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $98
99214 Established patient office or other outpatient visit, 30-39 minutes 18 14 $139

In context: peer comparison

Among 6 peers in this city , average services per provider: 369. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$167
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Ardelyx, Inc. 1 $100.25
AKEBIA THERAPEUTICS INC 1 $27.65
Novartis Pharmaceuticals Corporation 1 $22.42
Travere Therapeutics, Inc. 1 $16.89

By nature of payment

Food and Beverage
$150
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
355
Patients
43
Total drug cost
$41,687
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 45 17 $556
Losartan Potassium Generic 38 14 $615
Furosemide Generic 35 12 $234
Januvia (Sitagliptin Phosphate) Brand 28 0 $20,561
Allopurinol Generic 25 0 $346
Nifedipine Er (Nifedipine) Brand 24 0 $1,147
Calcium Acetate Generic 23 0 $3,170
Atorvastatin Calcium Generic 21 0 $179
Tamsulosin Hcl Generic 20 0 $683
Finasteride Generic 19 0 $423

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Josephine Hwu's medical specialty?
Dr. Josephine Hwu practices Nephrology Physician in Monterey Park, CA.
Where does Dr. Josephine Hwu practice?
Dr. Josephine Hwu practices at 120 E Emerson Ave, Monterey Park, CA 917551709. Office phone: 6262800676.
What is Dr. Josephine Hwu's NPI?
Dr. Josephine Hwu's National Provider Identifier (NPI) is 1194170894, issued by NPPES.
Does Dr. Josephine Hwu accept Medicare assignment?
Yes. Dr. Josephine Hwu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Josephine Hwu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.