Doctor profile · Federal record

Dr. Edward Sun, MD

Orthopaedic Surgery of the Spine Physician (CMS: Orthopedic Surgery) · San Mateo, CA

  • NPI 1831161645
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
359 N San Mateo Dr, Suite 1
San Mateo, CA 944012560
(650) 685-7100
fax (650) 685-7109

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 13, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207XS0117X — NUCC code
State license (1)
California #A64612

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831161645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,846
Distinct HCPCS
10
Medicare allowed
$176,041
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 976 106 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 320 206 $153
99204 New patient office or other outpatient visit, 45-59 minutes 178 178 $198
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 110 95 $389
99213 Established patient office or other outpatient visit, 20-29 minutes 109 82 $109
64484 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 55 49 $141
72100 X-ray of lower and sacral spine, 2-3 views 36 24 $53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $147
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 15 15 $1,127
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 15 12 $225

In context: peer comparison

Among 1 peers in San Mateo Orthopaedic Surgery of the Spine Physician, average services per provider: 167. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 2 $117.45

By nature of payment

Food and Beverage
$117

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
192
Patients
82
Total drug cost
$1,844
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 53 31 $140
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 16 $588
Gabapentin Generic 33 0 $534
Methylprednisolone Generic 23 22 $267
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 21 0 $143
Diazepam Generic 13 13 $19
Oxycodone Hcl Generic 13 0 $152

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Edward Sun's medical specialty?
Dr. Edward Sun practices Orthopaedic Surgery of the Spine Physician in San Mateo, CA.
Where does Dr. Edward Sun practice?
Dr. Edward Sun practices at 359 N San Mateo Dr, San Mateo, CA 944012560. Office phone: 6506857100.
What is Dr. Edward Sun's NPI?
Dr. Edward Sun's National Provider Identifier (NPI) is 1831161645, issued by NPPES.
Does Dr. Edward Sun accept Medicare assignment?
Yes. Dr. Edward Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Edward Sun commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.