Katherine L. Kreusser, M.D.
Pediatrics Physician · Saint Louis, MO
Katherine L. Kreusser, M.D. is a pediatrics physician with a practice address in Saint Louis, Missouri, and NPI 1851367767, issued on Feb 28, 2006. Check the license (Missouri R4B88, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Katherine L. Kreusser
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- R4B88 MO
Self-reported in NPPES; status is on the state search - Practice location
- 8888 Ladue RD, Saint Louis, MO 63124
- Phone
- (314) 862-4050
- Enumerated
- Feb 28, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (314) 862-1141
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,560 in Missouri → Look up another NPI →
Also registered at 8888 Ladue RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Atkinson, MDPediatrics Physician1114994910
- Archna Calfee, MDPediatrics Physician1144204389
- Alyssa Durzo, PNPPediatric Nurse Practitioner1871464388
- Russell Eggebrecht, MDCardiovascular Disease Physician1275551194
- Cathleen Faris-Guyol, M.D.Obstetrics & Gynecology Physician1699770297
- Christine Fleagle, CPNPPediatric Nurse Practitioner1992021828
Verify Katherine L. Kreusser 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 R4B88Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average pediatrics physician in 2024
13 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
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.
Katherine L. Kreusser among 1,560 pediatrics physician records in Missouri
Katherine L. Kreusser, M.D. is one of 1,560 pediatrics physician records with a practice address in Missouri. 34% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 63% newer
- In a Medicare fileYes · 34% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2026 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
443 pediatrics physician records list a practice address in Saint Louis
They are 443 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,560 pediatrics physician records in Missouri.
All 1,560 in Missouri → Every provider in Saint Louis → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Elizabeth Atkinson, MDSaint Louis, MO 631241114994910
- Earl Beeks, M.D.University City, MO 631241811065436
- Nastassia Bommel, D.O.Saint Louis, MO 631241427497411
- Archna Calfee, MDSaint Louis, MO 631241144204389
- Jennifer Horst, MDSaint Louis, MO 631241205032893
- Maggie McCormick, MDSaint Louis, MO 631241952317547
- Christopher Pingel, MDSaint Louis, MO 631241326209602
- Daniel Plax, MDSaint Louis, MO 631241336115252
Common questions
What is Katherine L. Kreusser, M.D.'s NPI number?
Katherine L. Kreusser, M.D.'s National Provider Identifier (NPI) is 1851367767, issued on Feb 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine L. Kreusser, M.D. located?
The NPPES record lists a practice address at 8888 Ladue RD, Saint Louis, MO, 63124. Phone: (314) 862-4050. Providers update this record themselves, so call before visiting.
How can I verify Katherine L. Kreusser, M.D.'s license?
NPPES lists Missouri license number R4B88, 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.
How much does Katherine L. Kreusser, M.D. prescribe under Medicare Part D?
In 2024, Katherine L. Kreusser, M.D. had 13 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.