Doctor profile · Federal record

Dr. Chung Ng, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA

  • NPI 1285708651
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
857 Cleveland St
Los Angeles, CA 900121662
(213) 620-1781
fax (213) 620-7151

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A38796
Medicaid
CA #00A387960

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285708651. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
830
Distinct HCPCS
6
Medicare allowed
$69,436
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 549 130 $98
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 94 13 $83
G0008 Administration of influenza virus vaccine 85 85 $33
90756 Influenza vaccine, quadrivalent derived from cell cultures 71 71 $32
99238 Hospital discharge day management, 30 minutes or less 17 14 $86
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 14 14 $76

In context: peer comparison

Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 5.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
9
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 6 $166.18
GlaxoSmithKline, LLC. 3 $60.05

By nature of payment

Food and Beverage
$226

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
7,146
Patients
2,163
Total drug cost
$428,643
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,309 346 $26,274
Amlodipine Besylate Generic 808 205 $10,058
Losartan Potassium Generic 578 151 $11,723
Olmesartan Medoxomil Generic 569 140 $23,016
Levocetirizine Dihydrochloride Generic 520 238 $11,080
Omeprazole Generic 507 189 $8,389
Triamcinolone Acetonide Generic 433 180 $7,382
Celecoxib Generic 378 142 $42,658
Montelukast Sodium Generic 357 96 $6,471
Metformin Hcl Generic 342 90 $5,612

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chung Ng's medical specialty?
Dr. Chung Ng practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Chung Ng practice?
Dr. Chung Ng practices at 857 Cleveland St, Los Angeles, CA 900121662. Office phone: 2136201781.
What is Dr. Chung Ng's NPI?
Dr. Chung Ng's National Provider Identifier (NPI) is 1285708651, issued by NPPES.
Does Dr. Chung Ng accept Medicare assignment?
Yes. Dr. Chung Ng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chung Ng commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.