Larry G. Obie, OD
Optometrist · Chinook, MT
Larry G. Obie, OD is an optometrist with a practice address in Chinook, Montana, and NPI 1285606426, issued on Feb 2, 2006. Check the license (Montana 423, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Larry G. Obie
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 423 MT
Self-reported in NPPES; status is on the state search - Practice location
- 419 Pennsylvania St, Chinook, MT 59523
- Phone
- (406) 357-3740
- Enumerated
- Feb 2, 2006
- Record last updated
- Jul 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (406) 357-3640
- Medicaid ID
- 0488605 MT
- Medicare enrollment
- Enrolled (PECOS I20101118000943); accepts Medicare assignment
- Medical or professional school
- Pacific University - College Of Optometry, 1977
- Entity
- Type 1 · individual
8 nearest optometrist records → All 245 in Montana → Look up another NPI →
Also registered at 419 Pennsylvania St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Chaffin, DDSDentist1780025353
- Stephanie ChristmanFamily Nurse Practitioner1831664242
- Megan Faber, PAPhysician Assistant1790419224
- Mariah Kellam, RNFamily Nurse Practitioner1083230304
- Kyla Krueger, NPFamily Nurse Practitioner1386360295
- Kasey Labuda, LCSWClinical Social Worker1679342166
Verify Larry G. Obie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 423Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average optometrist in 2024
286 Medicare Part D claims for 61 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Latanoprost186 claims
- Dorzolamide-Timolol29 claims
- Tobramycin-Dexamethasone12 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.
Industry payments in 2024: $40.13
1 payment: entertainment; the largest payer was Optos, Inc. The 34,453 providers of this specialty with any payment received $769.99 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.
Bills Medicare through one group practice
- Havre Optometric Clinic PllpHavre, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Larry G. Obie among 245 optometrist records in Montana
Larry G. Obie, OD 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
- Graduated1977 · median 2008 among the 160 with a school on file
- Record last updated2018 · 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).
1 optometrist record lists a practice address in Chinook
They are 1 of the 27 NPPES records with a practice address in Chinook, and 245 optometrist records in Montana.
All 245 in Montana → Every provider in Chinook → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- William Thomas, O.D.Box Elder, MT 595211275543225
- Erica Farmer, O.D.Havre, MT 595011164454872
- Douglas Safley, ODHavre, MT 595011093729535
- Gary Stremcha, ODHavre, MT 595011194747055
- Lindsey Wilson, O.D.Havre, MT 595011033568159
- Bret Argenbright, ODShelby, MT 594741922049469
- Joren Bonderud, ODShelby, MT 594741679063853
- Larry Bonderud, O.D.Shelby, MT 594741164414322
Common questions
What is Larry G. Obie, OD's NPI number?
Larry G. Obie, OD's National Provider Identifier (NPI) is 1285606426, issued on Feb 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Larry G. Obie, OD located?
The NPPES record lists a practice address at 419 Pennsylvania St, Chinook, MT, 59523. Phone: (406) 357-3740. Providers update this record themselves, so call before visiting.
How can I verify Larry G. Obie, OD's license?
NPPES lists Montana license number 423, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Larry G. Obie, OD prescribe under Medicare Part D?
In 2024, Larry G. Obie, OD had 286 Medicare Part D claims for 61 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.