Doctor profile · Federal record

Dr. Roger Dainer, D.O.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Pleasanton, CA

  • NPI 1427053560
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4626 Willow Road, Suite 200
Pleasanton, CA 945888564
(925) 463-0470
fax (925) 463-0473

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
January 2, 2025
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #20A4823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427053560. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
846
Distinct HCPCS
10
Medicare allowed
$86,019
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 200 108 $101
99214 Established patient office or other outpatient visit, 30-39 minutes 158 112 $146
J1100 Injection, dexamethasone sodium phosphate, 1 mg 154 25 $0
73030 X-ray of shoulder, minimum of 2 views 58 51 $42
99203 New patient office or other outpatient visit, 30-44 minutes 58 58 $125
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 45 42 $120
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $185
73562 X-ray of knee, 3 views 30 28 $51
73221 Mri scan of arm joint without contrast 26 23 $253
73721 Mri scan of leg joint without contrast 26 26 $266

In context: peer comparison

Among 2 peers in this city , average services per provider: 80. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
185
Patients
68
Total drug cost
$2,026
Drug Type Claims Patients Total cost
Meloxicam Generic 128 55 $455
Etodolac Generic 20 13 $578
Diclofenac Sodium Generic 14 0 $404
Celecoxib Generic 12 0 $497
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 11 0 $92

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Dainer's medical specialty?
Dr. Roger Dainer practices Orthopaedic Surgery Physician in Pleasanton, CA.
Where does Dr. Roger Dainer practice?
Dr. Roger Dainer practices at 4626 Willow Road, Pleasanton, CA 945888564. Office phone: 9254630470.
What is Dr. Roger Dainer's NPI?
Dr. Roger Dainer's National Provider Identifier (NPI) is 1427053560, issued by NPPES.
Does Dr. Roger Dainer accept Medicare assignment?
Yes. Dr. Roger Dainer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Dainer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.