Doctor profile · Federal record

Dr. Spencer Onishi, D.O.

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Danville, PA

  • NPI 1194119164
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16 Woodbine Lane
Danville, PA 178221334
(570) 271-6531
fax (570) 271-7146
Mailing address
100 N Academy Ave
Danville, PA 178224903

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
February 11, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Pennsylvania #OS019879 · Pennsylvania #OT016929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194119164. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,795
Distinct HCPCS
10
Medicare allowed
$176,192
HCPCS Description Services Patients Avg allowed
92134 Imaging of retina 449 167 $25
67028 Injection of drug into eye 314 60 $93
99214 Established patient office or other outpatient visit, 30-39 minutes 205 182 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 172 135 $66
92014 Established patient complete exam of visual system 144 141 $85
92136 Measurement of corneal curvature and depth of eye 114 62 $29
66984 Removal of cataract with insertion of prosthetic lens 110 69 $483
92133 Imaging of optic nerve 44 43 $22
92025 Ct scan of cornea 39 39 $19
66821 Removal of recurring cataract in lens capsule using a laser 37 34 $295

In context: peer comparison

Among 10 peers in Danville Ophthalmology Physician, average services per provider: 84. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$212
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
RxSight INC 1 $163.19
Regeneron Healthcare Solutions, INC. 1 $29.20
Bausch & Lomb Americas INC. 1 $19.85

By nature of payment

Food and Beverage
$212

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
452
Patients
153
Total drug cost
$20,581
Drug Type Claims Patients Total cost
Latanoprost Generic 144 41 $2,272
Brimonidine Tartrate Generic 95 42 $2,950
Prednisolone Acetate Generic 49 43 $2,207
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 41 15 $1,802
Timolol Maleate Generic 23 0 $765
Cyclosporine Generic 22 0 $5,593
Dorzolamide Hcl Generic 18 0 $616
Erythromycin (Erythromycin Base) Brand 18 0 $440
Ketorolac Tromethamine Generic 17 12 $370
Bromfenac Sodium Generic 14 0 $2,259

Frequently asked questions

Auto-generated from federal data
What is Dr. Spencer Onishi's medical specialty?
Dr. Spencer Onishi practices Ophthalmology Physician in Danville, PA.
Where does Dr. Spencer Onishi practice?
Dr. Spencer Onishi practices at 16 Woodbine Lane, Danville, PA 178221334. Office phone: 5702716531.
What is Dr. Spencer Onishi's NPI?
Dr. Spencer Onishi's National Provider Identifier (NPI) is 1194119164, issued by NPPES.
Does Dr. Spencer Onishi accept Medicare assignment?
Yes. Dr. Spencer Onishi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Spencer Onishi commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Injection of drug into eye (HCPCS 67028); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.