Doctor profile · Federal record

Dr. Edward Diao, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Hand Surgery Physician · San Francisco, CA

  • NPI 1427009794
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
450 Sutter St Rm 910
San Francisco, CA 941083911
(415) 362-8880
fax (415) 362-8045
Mailing address
450 Sutter St, Suite 500
San Francisco, CA 941084206

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 22, 2026
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #G77448
Medicaid
CA #00G774480

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427009794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
592
Distinct HCPCS
8
Medicare allowed
$43,067
HCPCS Description Services Patients Avg allowed
76000 Imaging guidance for procedure, 60 minutes or less 234 95 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 123 66 $107
99203 New patient office or other outpatient visit, 30-44 minutes 69 69 $132
76881 Complete ultrasound scan of joint 64 43 $63
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 35 32 $24
95852 Measurement of range of motion of hand 31 14 $22
20605 Aspiration and/or injection of fluid from medium joint 22 14 $60
20550 Injection into tendon or ligament 14 11 $67

In context: peer comparison

Among 24 peers in San Francisco Orthopaedic Surgery Physician, average services per provider: 298. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$206
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Axogen 2 $205.81

By nature of payment

Food and Beverage
$206

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
90
Patients
83
Total drug cost
$731
Drug Type Claims Patients Total cost
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 47 42 $150
Ibuprofen Generic 43 41 $581

Frequently asked questions

Auto-generated from federal data
What is Dr. Edward Diao's medical specialty?
Dr. Edward Diao practices Orthopaedic Surgery Physician in San Francisco, CA.
Where does Dr. Edward Diao practice?
Dr. Edward Diao practices at 450 Sutter St Rm 910, San Francisco, CA 941083911. Office phone: 4153628880.
What is Dr. Edward Diao's NPI?
Dr. Edward Diao's National Provider Identifier (NPI) is 1427009794, issued by NPPES.
Does Dr. Edward Diao accept Medicare assignment?
Yes. Dr. Edward Diao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Edward Diao commonly perform?
Top Medicare-reported procedures in 2023: Imaging guidance for procedure (HCPCS 76000); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.