Doctor profile · Federal record

Dr. William Lo, MD

Anesthesiology Physician · San Diego, CA

  • NPI 1306882493
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6655 Alvarado RD
San Diego, CA 921205208
(619) 287-3271
fax (619) 229-3275
Mailing address
Po Box 34120
Reno, NV 895334120

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 18, 2022
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #G29815

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306882493. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
485
Distinct HCPCS
4
Medicare allowed
$74,812
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 224 206 $132
00103 Anesthesia for procedure on eyelid 160 157 $164
00145 Anesthesia for retinal surgery 55 53 $204
00140 Anesthesia for other procedure on eye 46 46 $168

In context: peer comparison

Among 160 peers in San Diego Anesthesiology Physician, average services per provider: 24. This provider delivers 20× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Lo's medical specialty?
Dr. William Lo practices Anesthesiology Physician in San Diego, CA.
Where does Dr. William Lo practice?
Dr. William Lo practices at 6655 Alvarado RD, San Diego, CA 921205208. Office phone: 6192873271.
What is Dr. William Lo's NPI?
Dr. William Lo's National Provider Identifier (NPI) is 1306882493, issued by NPPES.
What procedures does Dr. William Lo commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for procedure on eyelid (HCPCS 00103); Anesthesia for retinal surgery (HCPCS 00145). Source: CMS Medicare Physician & Other Practitioners file.