Doctor profile · Federal record

Dr. Brandt Dennehy, O.D.

Optometrist (CMS: Optometry) · Butte, MT

  • NPI 1093880692
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2410 Amherst Ave
Butte, MT 597013800
(406) 494-6692
fax (406) 494-2205
Mailing address
2260 South Dr
Butte, MT 597016168

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Montana #670
Medicaid
MT #480709

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093880692. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
659
Distinct HCPCS
8
Medicare allowed
$53,946
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 184 175 $37
92014 Established patient complete exam of visual system 183 180 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 98 65 $89
92004 New patient complete exam of visual system 50 50 $140
99212 Established patient office or other outpatient visit, 10-19 minutes 47 32 $56
92083 Exam of visual field with extended testing 39 26 $62
92133 Imaging of optic nerve 38 25 $36
66984 Removal of cataract with insertion of prosthetic lens 20 11 $98

In context: peer comparison

Among 4 peers in Butte Optometrist, average services per provider: 58. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
181
Patients
40
Total drug cost
$1,626
Drug Type Claims Patients Total cost
Latanoprost Generic 145 21 $895
Prednisolone Acetate Generic 24 19 $684
Timolol Maleate Generic 12 0 $47

Frequently asked questions

Auto-generated from federal data
What is Dr. Brandt Dennehy's medical specialty?
Dr. Brandt Dennehy practices Optometrist in Butte, MT.
Where does Dr. Brandt Dennehy practice?
Dr. Brandt Dennehy practices at 2410 Amherst Ave, Butte, MT 597013800. Office phone: 4064946692.
What is Dr. Brandt Dennehy's NPI?
Dr. Brandt Dennehy's National Provider Identifier (NPI) is 1093880692, issued by NPPES.
Does Dr. Brandt Dennehy accept Medicare assignment?
Yes. Dr. Brandt Dennehy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brandt Dennehy commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.