Thomas Michael Calvin, M.D.
Internal Medicine Physician · La Porte, IN
Thomas Michael Calvin, M.D. is an internal medicine physician with a practice address in La Porte, Indiana, and NPI 1750378527, issued on Oct 5, 2005. Check the license (Indiana 01024034A, as entered in NPPES) on the Medical Licensing Board of Indiana; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas Michael Calvin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 01024034A IN
Self-reported in NPPES; status is on the state search - Practice location
- 900 I St, La Porte, IN 46350
- Phone
- (219) 324-1700
- Enumerated
- Oct 5, 2005
- Record last updated
- Oct 7, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (219) 324-1710
- Medicaid ID
- 100163250 IN
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,109 in Indiana → Look up another NPI →
Also registered at 900 I St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas Michael Calvin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01024034ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Thomas Michael Calvin among 2,109 internal medicine physician records in Indiana
Thomas Michael Calvin, M.D. is one of 2,109 internal medicine physician records with a practice address in Indiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileNo · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2008 · 43% 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 internal medicine physician records list a practice address in La Porte
They are 15 of the 445 NPPES records with a practice address in La Porte, and 2,109 internal medicine physician records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,109 in Indiana → Every provider in La Porte → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Joseph Arulandu, MDLa Porte, IN 463501316952807
- Mary Backer, MDLa Porte, IN 463501801122239
- Husam Baki, M.D.La Porte, IN 463501316129695
- Taylor Cable, MDLa Porte, IN 463501992322713
- David Hough, DOLa Porte, IN 463501073527180
- Michael Jancovich, DOLa Porte, IN 463501356963565
- Nadeem Kamran, M.D.La Porte, IN 463501275696171
- Charles Motley, MDLa Porte, IN 463501316948789
Common questions
What is Thomas Michael Calvin, M.D.'s NPI number?
Thomas Michael Calvin, M.D.'s National Provider Identifier (NPI) is 1750378527, issued on Oct 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Michael Calvin, M.D. located?
The NPPES record lists a practice address at 900 I St, La Porte, IN, 46350. Phone: (219) 324-1700. Providers update this record themselves, so call before visiting.
How can I verify Thomas Michael Calvin, M.D.'s license?
NPPES lists Indiana license number 01024034A, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.