John R. Gannon, M.D.
Urology Physician · Bozeman, MT
John R. Gannon, M.D. is a urology physician with a practice address in Bozeman, Montana, and NPI 1861634289, issued on Mar 31, 2009. Check the license (Montana MED-PHYS-LIC-58876, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John R. Gannon
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- MED-PHYS-LIC-58876 MT
208800000X WA
Self-reported in NPPES; status is on the state search - Practice location
- 931 Highland Blvd Ste 3360, Bozeman, MT 59715
- Phone
- (406) 414-5300
- Enumerated
- Mar 31, 2009
- Record last updated
- Apr 10, 2025
- Medicaid ID
- 1861634289 WA
- Medicare enrollment
- Enrolled (PECOS I20171101003365); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 53 in Montana → Look up another NPI →
Also registered at 931 Highland Blvd Ste 3360
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Braaksma, FNPNurse Practitioner1679097638
- Stewart Chumbley, FNP-BCFamily Nurse Practitioner1316351810
- Cora Miller, NPFamily Nurse Practitioner1235724386
- Gregory Pritham, MDUrology Physician1730228735
- Jason Skenazy, M.D.Urology Physician1134449267
- Ian Udell, MDUrology Physician1396065223
Verify John R. Gannon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license MED-PHYS-LIC-58876Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average urology physician in 2024
746 Medicare Part D claims for 258 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 75 claims were for opioids.
Most prescribed
- Tamsulosin Hcl192 claims
- Oxycodone Hcl65 claims
- Sulfamethoxazole-Trimethoprim60 claims
- Oxybutynin Chloride58 claims
- Nitrofurantoin Mono-Macro53 claims
- Dutasteride51 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $290.49
13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Bozeman Health Deaconess HospitalBozeman, MT · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
John R. Gannon among 53 urology physician records in Montana
John R. Gannon, M.D. is one of 53 urology physician records with a practice address in Montana. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 32% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2009 · median 2009 among the 37 with a school on file
- Record last updated2025 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Montana
There are 53 urology physician records in Montana.
All 53 in Montana → Every provider in Bozeman → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Gregory Pritham, MDBozeman, MT 597151730228735
- James Robertson, MDBozeman, MT 597151275657371
- Jason Skenazy, M.D.Bozeman, MT 597151134449267
- Ian Udell, MDBozeman, MT 597151396065223
- Nathaniel Readal, MDButte, MT 597011275775025
- Terrence Scott, MDButte, MT 597011548249550
- Leonard Christensen, MDFort Harrison, MT 596361366450488
- Matthew Munding, M.D.Missoula, MT 598041164477824
Common questions
What is John R. Gannon, M.D.'s NPI number?
John R. Gannon, M.D.'s National Provider Identifier (NPI) is 1861634289, issued on Mar 31, 2009. An NPI identifies a provider in billing; it is not a license.
Where is John R. Gannon, M.D. located?
The NPPES record lists a practice address at 931 Highland Blvd Ste 3360, Bozeman, MT, 59715. Phone: (406) 414-5300. Providers update this record themselves, so call before visiting.
How can I verify John R. Gannon, M.D.'s license?
NPPES lists Montana license number MED-PHYS-LIC-58876, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John R. Gannon, M.D. prescribe under Medicare Part D?
In 2024, John R. Gannon, M.D. had 746 Medicare Part D claims for 258 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is John R. Gannon, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.