Jan Kasal, MD
Critical Care Medicine (Internal Medicine) Physician · Saint Louis, MO
Jan Kasal, MD is a critical care medicine (internal medicine) physician with a practice address in Saint Louis, Missouri, and NPI 1205879384, issued on Jun 14, 2006. Check the license (Missouri 2006027976, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Jan Kasal
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 2006027976 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (800) 862-9980
- Enumerated
- Jun 14, 2006
- Record last updated
- May 4, 2026
- Fax
- (314) 362-1185
- Medicaid ID
- 207326901 MO
- Medicare enrollment
- Enrolled (PECOS I20070402000305); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 178 in Missouri → Look up another NPI →
Also registered at 1 Barnes Jewish Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jan Kasal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2006027976Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Mercy Clinic Fort Smith CommunitiesFort Smith, AR
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jan Kasal among 178 critical care medicine (internal medicine) physician records in Missouri
Jan Kasal, MD is one of 178 critical care medicine (internal medicine) physician records with a practice address in Missouri. 88% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1993 · median 2005 among the 144 with a school on file
- Record last updated2026 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Missouri
There are 178 critical care medicine (internal medicine) physician records in Missouri.
All 178 in Missouri → Every provider in Saint Louis → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Matthew Boland, MDSaint Louis, MO 631101578533113
- Rajat Dhar, MDSaint Louis, MO 631101649298191
- Michael Diringer, MDSaint Louis, MO 631101881625390
- Bria Giacomino, DOSaint Louis, MO 631101235491812
- Bryan Kraft, MDSaint Louis, MO 631101760657332
- Susan Lin, MDSaint Louis, MO 631101912247990
- Adam May, MDSaint Louis, MO 631101407110307
- Rachel McDonald, MDSaint Louis, MO 631101689937641
Common questions
What is Jan Kasal, MD's NPI number?
Jan Kasal, MD's National Provider Identifier (NPI) is 1205879384, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jan Kasal, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (800) 862-9980. Providers update this record themselves, so call before visiting.
How can I verify Jan Kasal, MD's license?
NPPES lists Missouri license number 2006027976, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. 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. 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.