Baskar S. Duval, MD
Internal Medicine Physician · Billings, MT
Baskar S. Duval, MD is an internal medicine physician with a practice address in Billings, Montana, and NPI 1346289758, issued on Jun 5, 2006. Check the license (Montana 11140, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Baskar S. Duval
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 11140 MT
04-27165 KS
Self-reported in NPPES; status is on the state search - Practice location
- 801 N 29TH St, Billings, MT 59101
- Phone
- (406) 238-2500
- Enumerated
- Jun 5, 2006
- Record last updated
- Feb 22, 2022
- Fax
- (406) 238-5871
- Medicaid ID
- 0155771 MT
- Medicare enrollment
- Enrolled (PECOS I20060717000182); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 324 in Montana → Look up another NPI →
Also registered at 801 N 29TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Annalee Anderson, MA, CCC-SLPSpeech-Language Pathologist1083047088
- Bijan Andrade, DPMFoot & Ankle Surgery Podiatrist1891059556
Verify Baskar S. Duval in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 11140Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.9 times the Medicare Part D claims of the average internal medicine physician in 2024
12,420 Medicare Part D claims for 701 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 409 claims were for opioids.
Most prescribed
- Atorvastatin Calcium672 claims
- Levothyroxine Sodium653 claims
- Losartan Potassium530 claims
- Amlodipine Besylate496 claims
- Metoprolol Succinate484 claims
- Pantoprazole Sodium373 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.
One hospital affiliation
- Billings ClinicBillings, 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.
Baskar S. Duval among 324 internal medicine physician records in Montana
Baskar S. Duval, MD is one of 324 internal medicine physician records with a practice address in Montana. 72% 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, 44% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1992 · median 2006 among the 191 with a school on file
- Record last updated2022 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
80 internal medicine physician records list a practice address in Billings
They are 80 of the 4,035 NPPES records with a practice address in Billings, and 324 internal medicine physician records in Montana.
All 324 in Montana → Every provider in Billings → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gay Canaris, MDBillings, MT 591011851358147
- Amy Fishburn, MDBillings, MT 591011578500716
- Bradley Fuller, MDBillings, MT 591011083652564
- Michael Hagan, MDBillings, MT 591011710924642
- Matthew Hermann, MDBillings, MT 591011821039355
- Richard Leblond, MDBillings, MT 591011184612715
- Mark Lee, M.D.Billings, MT 591011902884703
- Megan Littlefield, M.D.Billings, MT 591011013964287
Common questions
What is Baskar S. Duval, MD's NPI number?
Baskar S. Duval, MD's National Provider Identifier (NPI) is 1346289758, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Baskar S. Duval, MD located?
The NPPES record lists a practice address at 801 N 29TH St, Billings, MT, 59101. Phone: (406) 238-2500. Providers update this record themselves, so call before visiting.
How can I verify Baskar S. Duval, MD's license?
NPPES lists Montana license number 11140, 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 Baskar S. Duval, MD prescribe under Medicare Part D?
In 2024, Baskar S. Duval, MD had 12,420 Medicare Part D claims for 701 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.