Luis Leon, M.D.
Internal Medicine Physician · Southington, CT
Luis Leon, M.D. is an internal medicine physician with a practice address in Southington, Connecticut, and NPI 1235361759, issued on Aug 17, 2009. Check the license (Connecticut 049613, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Luis Leon
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 049613 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1115 West St, Southington, CT 06489
- Phone
- (860) 679-2766
- Enumerated
- Aug 17, 2009
- Entity
- Type 1 · individual
Also registered at 1115 West St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Abrantes-Figueiredo, M.D.Infectious Disease Physician1962761569
- Setareh Alipourfetrati, MDStudent in an Organized Health Care Education/Training Program1841653904
- Stephanie Fiore, MS, APRN, FNP-BCRegistered Nurse1225646094
- David Inyangetor, M.D.Internal Medicine Physician1265692172
- Prim Kasabiiti, NURSE PRACTITIONERFamily Nurse Practitioner1750854402
- Vincent Leone, M.D.Internal Medicine Physician1073532339
Verify Luis Leon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 049613Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.6 times the Medicare Part D claims of the average internal medicine physician in 2024
7,178 Medicare Part D claims for 468 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 229 claims were for opioids.
Most prescribed
- Amlodipine Besylate453 claims
- Lisinopril341 claims
- Atorvastatin Calcium273 claims
- Rosuvastatin Calcium222 claims
- Levothyroxine Sodium201 claims
- Gabapentin177 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.
The practice group's Medicare quality score for 2023: 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- University OF Connecticut Health CenterFarmington, CT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
16 internal medicine physician records list a Southington practice address
They are 16 of the 506 NPPES records with a Southington practice address, and 2,830 internal medicine physician records in Connecticut.
All 16 in Southington → All 2,830 in Connecticut → Every provider in Southington →
Other internal medicine physician records in Connecticut
- Christina AbavanaBridgeport, CT1508206574
- Hoda Abdel Salam, M.D.New Britain, CT1144509316
- Gada Abdelhafiz, MDNew London, CT1467649558
- Mahmoud Abdelrahman, MDBridgeport, CT1467072868
- Simon Abi-SalehBridgeport, CT1891315529
- Gerard Abidor, D.O.Bridgeport, CT1518014539
- Richard Abraham, M.D.Canton, CT1023044252
- Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
- Nila Aburto, MDStamford, CT1396325718
- Angelo Accomando, M.D.East Haven, CT1063454247
Common questions
What is Luis Leon, M.D.'s NPI number?
Luis Leon, M.D.'s National Provider Identifier (NPI) is 1235361759, issued on Aug 17, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Luis Leon, M.D. located?
The NPPES record lists a practice address at 1115 West St, Southington, CT, 06489. Phone: (860) 679-2766. Providers update this record themselves, so call before visiting.
How can I verify Luis Leon, M.D.'s license?
NPPES lists Connecticut license number 049613, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Luis Leon, M.D. prescribe under Medicare Part D?
In 2024, Luis Leon, M.D. had 7,178 Medicare Part D claims for 468 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Luis Leon, M.D.'s Medicare quality score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.