Ben M. Tsai, M.D.
Colon & Rectal Surgery Physician · Greenwood, IN
Ben M. Tsai, M.D. is a colon & rectal surgery physician with a practice address in Greenwood, Indiana, and NPI 1457524522, issued on Apr 9, 2008. Check the license (Indiana 01059579A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Ben M. Tsai
- Credential
- M.D.
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License numbers
- 01059579A IN
51454 MN
Self-reported in NPPES; status is on the state search - Practice location
- 3265 Streamside Dr, Greenwood, IN 46143
- Phone
- (317) 490-7949
- Enumerated
- Apr 9, 2008
- Record last updated
- Jun 30, 2026
- Medicaid ID
- 200954940 IN
- Medicare enrollment
- Enrolled (PECOS I20090716000628); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 58 in Indiana → Look up another NPI →
Verify Ben M. Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01059579ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
71 Medicare Part D claims for 55 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 24 claims were for opioids.
Most prescribed
- Tramadol Hcl12 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
- Franciscan Physician NetworkIndianapolis, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ben M. Tsai among 58 colon & rectal surgery physician records in Indiana
Ben M. Tsai, M.D. is one of 58 colon & rectal surgery physician records with a practice address in Indiana. 84% 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 59% of them.
- NPI issued2008 · 59% of these records are older, 29% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2001 · median 2003 among the 45 with a school on file
- Record last updated2026 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Indiana
There are 58 colon & rectal surgery physician records in Indiana.
All 58 in Indiana → Every provider in Greenwood → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Paula Hall, MDGreenfield, IN 461401558455899
- Paul Broderick, D.O.Mooresville, IN 461581467459958
- Joseph Lim, D.O.Mooresville, IN 461581740817303
- Dipen Maun, M.D.Mooresville, IN 461581154547420
- R. Melbert, M.D.Mooresville, IN 461581679577589
- Thomas Schermoly, DOMooresville, IN 461581356979892
- Michael Guzman, M.D.Indianapolis, IN 462021821251307
- Sanjay Mohanty, MDIndianapolis, IN 462021790071280
Common questions
What is Ben M. Tsai, M.D.'s NPI number?
Ben M. Tsai, M.D.'s National Provider Identifier (NPI) is 1457524522, issued on Apr 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ben M. Tsai, M.D. located?
The NPPES record lists a practice address at 3265 Streamside Dr, Greenwood, IN, 46143. Phone: (317) 490-7949. Providers update this record themselves, so call before visiting.
How can I verify Ben M. Tsai, M.D.'s license?
NPPES lists Indiana license number 01059579A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ben M. Tsai, M.D. prescribe under Medicare Part D?
In 2024, Ben M. Tsai, M.D. had 71 Medicare Part D claims for 55 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.