Doctor profile · Federal record

Dr. Michael Quon, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Newhall, CA

  • NPI 1609802032
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
23928 Lyons Ave, Suite 206
Newhall, CA 913212409
(661) 799-0615
fax (661) 254-3185

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 30, 2010
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #G63134
Medicaid
CA #9653125

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609802032. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,216
Distinct HCPCS
10
Medicare allowed
$180,173
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 383 269 $141
45380 Biopsy of large bowel using a flexible endoscope 145 145 $155
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 123 121 $77
99215 Established patient office or other outpatient visit, 40-54 minutes 82 78 $193
99213 Established patient office or other outpatient visit, 20-29 minutes 71 66 $100
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 35 $120
99204 New patient office or other outpatient visit, 45-59 minutes 56 56 $183
99205 New patient office or other outpatient visit, 60-74 minutes 55 55 $240
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 48 48 $270
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 42 $186

In context: peer comparison

Among 1 peers in Newhall Gastroenterology Physician, average services per provider: 76. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
977
Patients
413
Total drug cost
$81,420
Drug Type Claims Patients Total cost
Omeprazole Generic 286 106 $5,245
Pantoprazole Sodium Generic 211 81 $6,548
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 143 131 $3,211
Famotidine Generic 93 36 $1,272
Esomeprazole Magnesium Generic 45 16 $4,957
Linzess (Linaclotide) Brand 33 11 $34,930
Dicyclomine Hcl Generic 32 20 $697
Sucralfate Generic 21 12 $1,434
Mesalamine Generic 20 0 $18,442
Lansoprazole Generic 19 0 $1,433

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Quon's medical specialty?
Dr. Michael Quon practices Gastroenterology Physician in Newhall, CA.
Where does Dr. Michael Quon practice?
Dr. Michael Quon practices at 23928 Lyons Ave, Newhall, CA 913212409. Office phone: 6617990615.
What is Dr. Michael Quon's NPI?
Dr. Michael Quon's National Provider Identifier (NPI) is 1609802032, issued by NPPES.
Does Dr. Michael Quon accept Medicare assignment?
Yes. Dr. Michael Quon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Quon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.