Brandt Dennehy, O.D.
Optometrist · Butte, MT
Brandt Dennehy, O.D. is an optometrist with a practice address in Butte, Montana, and NPI 1093880692, issued on Nov 21, 2006. Check the license (Montana 670, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brandt Dennehy
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 670 MT
Self-reported in NPPES; status is on the state search - Practice location
- 2410 Amherst Ave, Butte, MT 59701
- Phone
- (406) 494-6692
- Enumerated
- Nov 21, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (406) 494-2205
- Medicaid ID
- 480709 MT
- Medicare enrollment
- Enrolled (PECOS I20100107000395); accepts Medicare assignment
- Medical or professional school
- Pacific University - College Of Optometry, 1998
- Entity
- Type 1 · individual
8 nearest optometrist records → All 245 in Montana → Look up another NPI →
Verify Brandt Dennehy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 670Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average optometrist in 2024
278 Medicare Part D claims for 56 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.
Most prescribed
- Latanoprost218 claims
- Tobramycin-Dexamethasone17 claims
- Prednisolone Acetate14 claims
- Xiidra11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Brandt Dennehy among 245 optometrist records in Montana
Brandt Dennehy, O.D. is one of 245 optometrist records with a practice address in Montana. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 58% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1998 · median 2008 among the 160 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Montana
There are 245 optometrist records in Montana.
All 245 in Montana → Every provider in Butte → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Anthony Baumgartner, O.D.Butte, MT 597011215014535
- Cody Blom, O.D.Butte, MT 597011265026033
- Richard Mitchell, O.D.Butte, MT 597011295848083
- Rosemary Oreskovich, O.D.Butte, MT 597011780797951
- Kristopher Sherrill, O.DButte, MT 597011336474410
- David Vainio, O.D.Anaconda, MT 597111780678938
- Lindsay Vainio, O.D.Anaconda, MT 597111962852921
- Thomas Yochem, O.D.Anaconda, MT 597111558466003
Common questions
What is Brandt Dennehy, O.D.'s NPI number?
Brandt Dennehy, O.D.'s National Provider Identifier (NPI) is 1093880692, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brandt Dennehy, O.D. located?
The NPPES record lists a practice address at 2410 Amherst Ave, Butte, MT, 59701. Phone: (406) 494-6692. Providers update this record themselves, so call before visiting.
How can I verify Brandt Dennehy, O.D.'s license?
NPPES lists Montana license number 670, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Brandt Dennehy, O.D. prescribe under Medicare Part D?
In 2024, Brandt Dennehy, O.D. had 278 Medicare Part D claims for 56 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.