Doctor profile · Federal record

Dr. Sean Griffiths, D.O.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Walnut Creek, CA

  • NPI 1457705667
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2405 Shadelands Dr Ste 300
Walnut Creek, CA 945985906
(925) 939-8585
Additional location
3315 Broadway
Oakland, CA 946115717
Mailing address
Po Box 31396
Walnut Creek, CA 945988396

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
November 12, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #20026

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457705667. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
30,817
Distinct HCPCS
10
Medicare allowed
$392,195
HCPCS Description Services Patients Avg allowed
J7328 Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg 28,392 37 $1
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 399 147 $1
20610 Aspiration and/or injection of fluid from large joint 319 165 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 312 256 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 273 198 $107
73564 X-ray of knee, 4 or more views 234 173 $61
73502 X-ray of hip, 2-3 views 194 140 $58
99215 Established patient office or other outpatient visit, 40-54 minutes 97 90 $210
99204 New patient office or other outpatient visit, 45-59 minutes 80 80 $193
72170 X-ray of pelvis, 1-2 views 78 68 $36

In context: peer comparison

Among 3 peers in this city , average services per provider: 628. This provider delivers 49× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,152
Transactions
10
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Medical Device Business Services, Inc. 6 $7,898.26
Zimmer Biomet Holdings, Inc. 1 $146.80
Stryker Corporation 1 $60.34
DePuy Synthes Sales Inc. 2 $46.82

By nature of payment

Consulting Fee
$7,703
Food and Beverage
$450

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
746
Patients
517
Total drug cost
$36,864
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 174 110 $1,120
Celecoxib Generic 169 111 $4,878
Naloxone Hcl Generic 71 68 $5,380
Meloxicam Generic 68 35 $281
Tramadol Hcl Generic 66 39 $333
Diclofenac Sodium Generic 52 19 $765
Methylprednisolone Generic 45 44 $420
Eliquis (Apixaban) Brand 44 39 $23,286
Cefadroxil Generic 40 38 $364
Amoxicillin Generic 17 14 $38

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sean Griffiths's medical specialty?
Dr. Sean Griffiths practices Orthopaedic Surgery Physician in Walnut Creek, CA.
Where does Dr. Sean Griffiths practice?
Dr. Sean Griffiths practices at 2405 Shadelands Dr Ste 300, Walnut Creek, CA 945985906. Office phone: 9259398585.
What is Dr. Sean Griffiths's NPI?
Dr. Sean Griffiths's National Provider Identifier (NPI) is 1457705667, issued by NPPES.
Does Dr. Sean Griffiths accept Medicare assignment?
Yes. Dr. Sean Griffiths accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Griffiths commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg (HCPCS J7328); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.