Doctor profile · Federal record

Dr. Jonathan Quach, M.D

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

  • NPI 1811253909
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 UCLA Medical Plz Ste 420
Los Angeles, CA 900953414
(310) 207-0117
fax (310) 207-0119
Additional location
1920 Colorado Ave
Santa Monica, CA 904043414
(310) 319-4700
fax (310) 453-5106
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
May 5, 2023
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RA0401X — NUCC code
State license (1)
California #A130657

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811253909. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
15
Distinct HCPCS
1
Medicare allowed
$2,787
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 14 $186

In context: peer comparison

Among 4 peers in Los Angeles Addiction Medicine (Internal Medicine) Physician, average services per provider: 27. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
33
Patients
0
Total drug cost
$5,307
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 21 0 $5,222
Ibuprofen Generic 12 0 $85

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Quach's medical specialty?
Dr. Jonathan Quach practices Addiction Medicine (Internal Medicine) Physician in Los Angeles, CA.
Where does Dr. Jonathan Quach practice?
Dr. Jonathan Quach practices at 200 UCLA Medical Plz Ste 420, Los Angeles, CA 900953414. Office phone: 3102070117.
What is Dr. Jonathan Quach's NPI?
Dr. Jonathan Quach's National Provider Identifier (NPI) is 1811253909, issued by NPPES.
Does Dr. Jonathan Quach accept Medicare assignment?
Yes. Dr. Jonathan Quach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Quach commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.