Doctor profile · Federal record

Dr. Ronald Guiley, O.D., M.P.H.

Optometrist (CMS: Optometry) · Bend, OR

  • NPI 1619913944
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
63455 N Hwy 97 Ste 75
Bend, OR 977036761
(541) 388-7906
fax (541) 388-8190

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 17, 2016
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Oregon #1537ATI

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619913944. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
320
Distinct HCPCS
6
Medicare allowed
$25,370
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 99 84 $123
99213 Established patient office or other outpatient visit, 20-29 minutes 68 41 $87
92250 Photography of the retina 64 63 $36
92134 Imaging of retina 45 30 $39
92083 Exam of visual field with extended testing 28 19 $60
66984 Removal of cataract with insertion of prosthetic lens 16 12 $98

In context: peer comparison

Among 12 peers in Bend Optometrist, average services per provider: 89. This provider delivers 3.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
186
Patients
26
Total drug cost
$3,306
Drug Type Claims Patients Total cost
Latanoprost Generic 101 26 $1,597
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 32 0 $592
Dorzolamide Hcl Generic 20 0 $884
Timolol Maleate Generic 20 0 $149
Brimonidine Tartrate Generic 13 0 $85

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronald Guiley's medical specialty?
Dr. Ronald Guiley practices Optometrist in Bend, OR.
Where does Dr. Ronald Guiley practice?
Dr. Ronald Guiley practices at 63455 N Hwy 97 Ste 75, Bend, OR 977036761. Office phone: 5413887906.
What is Dr. Ronald Guiley's NPI?
Dr. Ronald Guiley's National Provider Identifier (NPI) is 1619913944, issued by NPPES.
Does Dr. Ronald Guiley accept Medicare assignment?
Dr. Ronald Guiley does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Ronald Guiley commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.