Zachary J. Hovorka, D.O.
Surgery Physician · Ronan, MT
Zachary J. Hovorka, D.O. is a surgery physician with a practice address in Ronan, Montana, and NPI 1134415201, issued on Jun 27, 2011. Check the license (Montana MED-PHYS-LIC-49229, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Zachary J. Hovorka
- Credential
- D.O.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- MED-PHYS-LIC-49229 MT
Self-reported in NPPES; status is on the state search - Practice location
- 107 6TH Ave SW, Ronan, MT 59864
- Phone
- (406) 676-4441
- Enumerated
- Jun 27, 2011
- Record last updated
- Aug 9, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161019000197); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 136 in Montana → Look up another NPI →
Also registered at 107 6TH Ave SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Adams, PTPhysical Therapist1891122529
- Kevin Adams, PTPhysical Therapist1063849701
- Phillip Anuta, DOEmergency Medicine Physician1396308789
- April CharloFamily Nurse Practitioner1053063008
- Tina Colton, P.T.Physical Therapist1750686929
- Ronald Dean, DOEmergency Medicine Physician1437198074
Verify Zachary J. Hovorka 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-49229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average surgery physician in 2024
177 Medicare Part D claims for 58 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Famotidine29 claims
- Pantoprazole Sodium28 claims
- Ondansetron Hcl19 claims
- Colestipol Hcl17 claims
- Hydrocodone-Acetaminophen16 claims
- Dicyclomine Hcl11 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.
Bills Medicare through one group practice
- St Lukes Community HospitalRonan, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Zachary J. Hovorka among 136 surgery physician records in Montana
Zachary J. Hovorka, D.O. is one of 136 surgery physician 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 2011, is newer than 80% of them.
- NPI issued2011 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2011 · median 2003 among the 92 with a school on file
- Record last updated2016 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 surgery physician records list a practice address in Ronan
They are 2 of the 112 NPPES records with a practice address in Ronan, and 136 surgery physician records in Montana.
All 136 in Montana → Every provider in Ronan → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Robert Gerrie, M.D.Polson, MT 598641114074903
- Michael O'Connor, MDRonan, MT 598641952367450
- Michael Flannery, MDPolson, MT 598601700948163
- Ronald Gardner, MDPolson, MT 598601881610863
- Bruce Morgan, MDSeeley Lake, MT 598681134106305
- Christopher Williams, MDPolson, MT 598601871821744
- Donald Damschen, MDPlains, MT 598591124118468
- Luke Channer, M.D.Hamilton, MT 598401366495251
Common questions
What is Zachary J. Hovorka, D.O.'s NPI number?
Zachary J. Hovorka, D.O.'s National Provider Identifier (NPI) is 1134415201, issued on Jun 27, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Zachary J. Hovorka, D.O. located?
The NPPES record lists a practice address at 107 6TH Ave SW, Ronan, MT, 59864. Phone: (406) 676-4441. Providers update this record themselves, so call before visiting.
How can I verify Zachary J. Hovorka, D.O.'s license?
NPPES lists Montana license number MED-PHYS-LIC-49229, 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 Zachary J. Hovorka, D.O. prescribe under Medicare Part D?
In 2024, Zachary J. Hovorka, D.O. had 177 Medicare Part D claims for 58 beneficiaries; the average among surgery physician prescribers was 147. 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.