John B. Larson, MD
Pediatrics Physician · Louisville, KY
John B. Larson, MD is a pediatrics physician with a practice address in Louisville, Kentucky, and NPI 1750332136, issued on May 12, 2006. Check the license (Kentucky 18526, as entered in NPPES) on the Kentucky Board of Medical Licensure; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John B. Larson
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 18526 KY
Self-reported in NPPES; status is on the state search - Practice location
- 5109 New Cut RD, Louisville, KY 40214
- Phone
- (502) 361-1197
- Enumerated
- May 12, 2006
- Record last updated
- Dec 11, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (502) 361-0090
- Medicaid ID
- 6418526700 KY
- Entity
- Type 1 · individual
Also registered at 5109 New Cut RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Brockman, MDPediatrics Physician1255382628
- David Brough, MDPediatrics Physician1871543991
- Marcella Perez, M.D.Pediatrics Physician1174822720
- Maggie Tran, M.D.Pediatrics Physician1497927941
Verify John B. Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 18526Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
293 pediatrics physician records list a practice address in Louisville
They are 293 of the 21,891 NPPES records with a practice address in Louisville, and 874 pediatrics physician records in Kentucky. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 293 in Louisville → All 874 in Kentucky → Every provider in Louisville →
Other pediatrics physician records in Kentucky
- Katherine Abbott, MDLouisville, KY1467596932
- Arebu Abdu, MDLexington, KY1548459449
- Karen Abrams, MDLouisville, KY1467491712
- Hadi Abu Rasheed, M.D.Beattyville, KY1588872543
- Cheryl Adams, MDLouisville, KY1497754071
- Richard Adler, MDHazard, KY1699000398
- Christopher Adley, MDEdgewood, KY1679546725
- Melissa Agan, MDLouisville, KY1619024411
- Adebukola AjagunnaHopkinsville, KY1215468541
- Rhoda Akafuah, MDLexington, KY1154575504
Common questions
What is John B. Larson, MD's NPI number?
John B. Larson, MD's National Provider Identifier (NPI) is 1750332136, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John B. Larson, MD located?
The NPPES record lists a practice address at 5109 New Cut RD, Louisville, KY, 40214. Phone: (502) 361-1197. Providers update this record themselves, so call before visiting.
How can I verify John B. Larson, MD's license?
NPPES lists Kentucky license number 18526, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. 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.