Doctor profile · Federal record

Dr. Douglas Sakamoto, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Torrance, CA

  • NPI 1871566554
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
23609 Hawthorne Blvd Ste A
Torrance, CA 905056023
(310) 378-7474
fax (310) 378-5454

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 5, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #A87145

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871566554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,959
Distinct HCPCS
10
Medicare allowed
$583,291
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,272 588 $98
92014 Established patient complete exam of visual system 994 985 $141
92082 Exam of visual field with intermediate testing 616 592 $53
92012 Established patient problem focused exam of visual system 615 590 $101
92133 Imaging of optic nerve 607 605 $41
92004 New patient complete exam of visual system 250 250 $166
66984 Removal of cataract with insertion of prosthetic lens 164 114 $589
92136 Measurement of corneal curvature and depth of eye 109 108 $20
99214 Established patient office or other outpatient visit, 30-39 minutes 81 78 $138
66821 Removal of recurring cataract in lens capsule using a laser 48 47 $373

In context: peer comparison

Among 17 peers in Torrance Ophthalmology Physician, average services per provider: 278. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$105
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 4 $62.05
Tarsus Pharmaceuticals, INC. 1 $28.57
Bausch & Lomb Americas INC. 1 $14.66

By nature of payment

Food and Beverage
$105

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,360
Patients
1,191
Total drug cost
$272,748
Drug Type Claims Patients Total cost
Latanoprost Generic 811 216 $15,003
Timolol Maleate Generic 392 111 $6,456
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 367 96 $9,879
Prednisolone Acetate Generic 333 201 $14,223
Brimonidine Tartrate Generic 299 80 $14,027
Dorzolamide Hcl Generic 254 64 $5,373
Lumigan (Bimatoprost) Brand 176 46 $90,392
Moxifloxacin (Moxifloxacin Hcl) Brand 153 108 $4,783
Ketorolac Tromethamine Generic 132 101 $2,450
Travoprost Generic 128 33 $28,118

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Sakamoto's medical specialty?
Dr. Douglas Sakamoto practices Ophthalmology Physician in Torrance, CA.
Where does Dr. Douglas Sakamoto practice?
Dr. Douglas Sakamoto practices at 23609 Hawthorne Blvd Ste A, Torrance, CA 905056023. Office phone: 3103787474.
What is Dr. Douglas Sakamoto's NPI?
Dr. Douglas Sakamoto's National Provider Identifier (NPI) is 1871566554, issued by NPPES.
Does Dr. Douglas Sakamoto accept Medicare assignment?
Yes. Dr. Douglas Sakamoto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Sakamoto commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient complete exam of visual system (HCPCS 92014); Exam of visual field with intermediate testing (HCPCS 92082). Source: CMS Medicare Physician & Other Practitioners file.