Doctor profile · Federal record

Dr. Shannon Ong, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Oxnard, CA

  • NPI 1649596537
  • Accepts Medicare
  • MIPS 58.0 / 100 · 2023
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1600 N Rose Ave
Oxnard, CA 930303722
(805) 988-2500
Mailing address
3115 W March Ln # 200
Stockton, CA 952192372

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
January 8, 2016
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A128362

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649596537. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
195
Distinct HCPCS
5
Medicare allowed
$43,545
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 63 63 $68
01402 Anesthesia for procedure for total knee joint replacement 59 59 $328
01214 Anesthesia for total hip replacement 41 41 $353
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 18 18 $154
00813 Anesthesia for procedure on small and large bowel using an endoscope 14 14 $193

In context: peer comparison

Among 8 peers in Oxnard Anesthesiology Physician, average services per provider: 38. This provider delivers 5.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Shannon Ong's medical specialty?
Dr. Shannon Ong practices Anesthesiology Physician in Oxnard, CA.
Where does Dr. Shannon Ong practice?
Dr. Shannon Ong practices at 1600 N Rose Ave, Oxnard, CA 930303722. Office phone: 8059882500.
What is Dr. Shannon Ong's NPI?
Dr. Shannon Ong's National Provider Identifier (NPI) is 1649596537, issued by NPPES.
Does Dr. Shannon Ong accept Medicare assignment?
Yes. Dr. Shannon Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shannon Ong commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for total hip replacement (HCPCS 01214). Source: CMS Medicare Physician & Other Practitioners file.