Doctor profile · Federal record

Dr. Donald Whang, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Torrance, CA

  • NPI 1922325521
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
23430 Hawthorne Blvd Ste 200
Torrance, CA 905054730
(310) 784-5880
fax (310) 325-3117

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
December 1, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #118780

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922325521. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Ferring Pharmaceuticals INC. 1 $26.61
Aimmune Therapeutics, INC. 1 $23.62

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
250
Patients
16
Total drug cost
$1,005,958
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 51 16 $525,960
Terazosin Hcl Generic 21 0 $849
Doxycycline Monohydrate Generic 18 0 $3,330
Fluconazole Generic 18 0 $3,616
Ritonavir Generic 18 0 $2,239
Ciprofloxacin Hcl Generic 16 0 $373
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 13 0 $133,817
Isoniazid Generic 13 0 $525
Minocycline Hcl Generic 13 0 $583
Dovato (Dolutegravir Sodium/Lamivudine) Brand 12 0 $105,695

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Whang's medical specialty?
Dr. Donald Whang practices Infectious Disease Physician in Torrance, CA.
Where does Dr. Donald Whang practice?
Dr. Donald Whang practices at 23430 Hawthorne Blvd Ste 200, Torrance, CA 905054730. Office phone: 3107845880.
What is Dr. Donald Whang's NPI?
Dr. Donald Whang's National Provider Identifier (NPI) is 1922325521, issued by NPPES.
Does Dr. Donald Whang accept Medicare assignment?
Yes. Dr. Donald Whang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.