Doctor profile · Federal record

Dr. Donald Keller, MD

Ophthalmology Physician (CMS: Ophthalmology) · Boulder, CO

  • NPI 1275570038
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4745 Arapahoe Ave, #100
Boulder, CO 803031080
(303) 444-3000
fax (303) 444-3226

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 29, 2010
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Colorado #34505
Medicaid
CO #01345057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275570038. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,707
Distinct HCPCS
10
Medicare allowed
$354,705
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 709 663 $129
99214 Established patient office or other outpatient visit, 30-39 minutes 381 257 $129
92250 Photography of the retina 312 298 $38
92134 Imaging of retina 269 223 $41
66984 Removal of cataract with insertion of prosthetic lens 199 114 $520
92133 Imaging of optic nerve 157 148 $37
76519 Ultrasound scan to determine eye length and lens power 148 145 $70
99213 Established patient office or other outpatient visit, 20-29 minutes 135 108 $91
92083 Exam of visual field with extended testing 110 107 $64
92004 New patient complete exam of visual system 101 101 $153

In context: peer comparison

Among 6 peers in this city , average services per provider: 226. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$80
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $48.18
Ellex, Inc 1 $17.69
ABBVIE INC. 1 $14.04

By nature of payment

Food and Beverage
$80

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,599
Patients
348
Total drug cost
$163,737
Drug Type Claims Patients Total cost
Latanoprost Generic 933 188 $24,430
Timolol Maleate Generic 241 65 $4,464
Lumigan (Bimatoprost) Brand 57 11 $32,051
Brimonidine Tartrate Generic 49 16 $4,154
Restasis (Cyclosporine) Brand 49 16 $45,905
Dorzolamide Hcl Generic 45 11 $1,823
Prednisolone Acetate Generic 36 27 $2,604
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 31 0 $1,555
Combigan (Brimonidine Tartrate/Timolol) Brand 30 0 $12,173
Epinastine Hcl Generic 29 0 $2,876

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Keller's medical specialty?
Dr. Donald Keller practices Ophthalmology Physician in Boulder, CO.
Where does Dr. Donald Keller practice?
Dr. Donald Keller practices at 4745 Arapahoe Ave, Boulder, CO 803031080. Office phone: 3034443000.
What is Dr. Donald Keller's NPI?
Dr. Donald Keller's National Provider Identifier (NPI) is 1275570038, issued by NPPES.
Does Dr. Donald Keller accept Medicare assignment?
Yes. Dr. Donald Keller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Keller commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99214); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.