Thomas Robert Bigelow, D.M.D., M.S.D.
General Practice Dentistry · Great Falls, MT
Thomas Robert Bigelow, D.M.D., M.S.D. is a general practice dentistry with a practice address in Great Falls, Montana, and NPI 1780840470, issued on Aug 1, 2008. Check the license (Montana 2319, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Robert Bigelow
- Credential
- D.M.D., M.S.D.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 2319 MT
Self-reported in NPPES; status is on the state search - Practice location
- 2503 6TH Ave S, Great Falls, MT 59405
- Phone
- (406) 866-0550
- Enumerated
- Aug 1, 2008
- Record last updated
- Aug 6, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (406) 866-0360
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 465 in Montana → Look up another NPI →
Verify Thomas Robert Bigelow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 2319Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average general practice dentistry in 2024
59 Medicare Part D claims for 45 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin33 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: $528.97
4 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona Inc. The 41,669 providers of this specialty with any payment received $597.01 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.
Thomas Robert Bigelow among 465 general practice dentistry records in Montana
Thomas Robert Bigelow, D.M.D., M.S.D. is one of 465 general practice dentistry records with a practice address in Montana. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 2% of these records are
- Record last updated2015 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 general practice dentistry records list a practice address in Great Falls
They are 41 of the 1,798 NPPES records with a practice address in Great Falls, and 465 general practice dentistry records in Montana.
All 465 in Montana → Every provider in Great Falls → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Donald Blevins, DDSGreat Falls, MT 594051033268719
- Robert Coleman, D.D.SGreat Falls, MT 594051548393374
- James Cory, DMDGreat Falls, MT 594051356450555
- Chad Elkin, DDSGreat Falls, MT 594051609970649
- Carrieann Elkin, DDSGreat Falls, MT 594051952405995
- Kenneth Grebliunas, D.D.S.Great Falls, MT 594051689750028
- David Johnson, D.D.S.Great Falls, MT 594051588678387
- Mark Lies, DMDGreat Falls, MT 594051700989381
Common questions
What is Thomas Robert Bigelow, D.M.D., M.S.D.'s NPI number?
Thomas Robert Bigelow, D.M.D., M.S.D.'s National Provider Identifier (NPI) is 1780840470, issued on Aug 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Robert Bigelow, D.M.D., M.S.D. located?
The NPPES record lists a practice address at 2503 6TH Ave S, Great Falls, MT, 59405. Phone: (406) 866-0550. Providers update this record themselves, so call before visiting.
How can I verify Thomas Robert Bigelow, D.M.D., M.S.D.'s license?
NPPES lists Montana license number 2319, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Robert Bigelow, D.M.D., M.S.D. prescribe under Medicare Part D?
In 2024, Thomas Robert Bigelow, D.M.D., M.S.D. had 59 Medicare Part D claims for 45 beneficiaries; the average among general practice dentistry prescribers was 83. 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.