Doctor profile · Federal record

Dr. Ray Glendrange, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Riverside, CA

  • NPI 1164484507
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 40 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4605 Brockton Ave, Suite 100
Riverside, CA 925060106
(951) 686-4911

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #G61038
Medicaid
CA #00G610380

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164484507. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,140
Distinct HCPCS
10
Medicare allowed
$400,258
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 724 394 $96
92014 Established patient complete exam of visual system 546 525 $134
92250 Photography of the retina 311 309 $40
92133 Imaging of optic nerve 213 203 $38
76519 Ultrasound scan to determine eye length and lens power 206 148 $72
92004 New patient complete exam of visual system 200 200 $159
92134 Imaging of retina 198 190 $42
92083 Exam of visual field with extended testing 194 182 $67
99215 Established patient office or other outpatient visit, 40-54 minutes 174 136 $188
66984 Removal of cataract with insertion of prosthetic lens 136 103 $567

In context: peer comparison

Among 5 peers in Riverside Ophthalmology Physician, average services per provider: 386. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$681
Transactions
21
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $405.21
Alkermes, INC. 1 $99.82
Alcon Vision LLC 2 $39.86
Glaukos Corporation 1 $38.46
Harrow Eye, LLC 1 $25.91
Johnson & Johnson Surgical Vision, INC. 1 $25.52
Bausch & Lomb Americas INC. 1 $18.19
Amgen INC. 1 $14.40
Oyster Point Pharma, INC. 1 $13.99

By nature of payment

Food and Beverage
$681

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,405
Patients
1,314
Total drug cost
$332,501
Drug Type Claims Patients Total cost
Latanoprost Generic 1,123 306 $25,194
Prednisolone Acetate Generic 402 274 $13,472
Timolol Maleate Generic 346 110 $6,515
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 309 78 $10,886
Ketorolac Tromethamine Generic 208 144 $5,033
Lumigan (Bimatoprost) Brand 166 39 $70,205
Brimonidine Tartrate Generic 163 48 $7,434
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 163 137 $2,324
Dorzolamide Hcl Generic 138 41 $4,277
Travoprost Generic 77 24 $21,945

Frequently asked questions

Auto-generated from federal data
What is Dr. Ray Glendrange's medical specialty?
Dr. Ray Glendrange practices Ophthalmology Physician in Riverside, CA.
Where does Dr. Ray Glendrange practice?
Dr. Ray Glendrange practices at 4605 Brockton Ave, Riverside, CA 925060106. Office phone: 9516864911.
What is Dr. Ray Glendrange's NPI?
Dr. Ray Glendrange's National Provider Identifier (NPI) is 1164484507, issued by NPPES.
Does Dr. Ray Glendrange accept Medicare assignment?
Yes. Dr. Ray Glendrange accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ray Glendrange commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.