Doctor profile · Federal record

Dr. Stephen Dinsmore, M.D.

Ophthalmology Physician · Torrance, CA

  • NPI 1891906707
  • MIPS 75.0 / 100 · 2023
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
19000 Hawthorne Blvd, #110
Torrance, CA 905031517
(310) 370-3628
fax (310) 371-7863

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 9, 2011
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #WG32005

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891906707. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,366
Distinct HCPCS
10
Medicare allowed
$306,683
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 871 650 $143
92083 Exam of visual field with extended testing 573 373 $72
92012 Established patient problem focused exam of visual system 570 379 $102
92250 Photography of the retina 391 363 $42
92134 Imaging of retina 362 340 $44
92133 Imaging of optic nerve 248 247 $38
92136 Measurement of corneal curvature and depth of eye 96 88 $53
99214 Established patient office or other outpatient visit, 30-39 minutes 72 67 $141
92025 Ct scan of cornea 69 67 $38
66821 Removal of recurring cataract in lens capsule using a laser 45 38 $347

In context: peer comparison

Among 17 peers in Torrance Ophthalmology Physician, average services per provider: 278. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$108
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 3 $60.17
Tarsus Pharmaceuticals, INC. 1 $30.74
Oyster Point Pharma, INC. 1 $16.62

By nature of payment

Food and Beverage
$108

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,084
Patients
367
Total drug cost
$210,434
Drug Type Claims Patients Total cost
Dorzolamide Hcl Generic 199 65 $6,029
Latanoprost Generic 184 56 $3,508
Vyzulta (Latanoprostene Bunod) Brand 100 32 $48,878
Timolol Maleate Generic 96 33 $3,423
Prednisolone Acetate Generic 83 64 $2,631
Brimonidine Tartrate Generic 81 21 $9,500
Diclofenac Sodium Generic 72 54 $798
Brinzolamide Generic 68 17 $27,909
Travoprost Generic 41 0 $6,752
Rhopressa (Netarsudil Mesylate) Brand 32 13 $24,386

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Dinsmore's medical specialty?
Dr. Stephen Dinsmore practices Ophthalmology Physician in Torrance, CA.
Where does Dr. Stephen Dinsmore practice?
Dr. Stephen Dinsmore practices at 19000 Hawthorne Blvd, Torrance, CA 905031517. Office phone: 3103703628.
What is Dr. Stephen Dinsmore's NPI?
Dr. Stephen Dinsmore's National Provider Identifier (NPI) is 1891906707, issued by NPPES.
What procedures does Dr. Stephen Dinsmore commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Exam of visual field with extended testing (HCPCS 92083); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.