Katherine Ann Hollabaugh, MD
Pediatric Pulmonology Physician · Saint Louis, MO
Katherine Ann Hollabaugh, MD is a pediatric pulmonology physician with a practice address in Saint Louis, Missouri, and NPI 1912495177, issued on Apr 24, 2018. Check the license (Missouri 2024013988, 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 Ann Hollabaugh
- Credential
- MD
- Primary taxonomy
- Pediatric Pulmonology Physician 2080P0214X
- License number
- 2024013988 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Childrens PL, Saint Louis, MO 63110
- Phone
- (314) 454-2694
- Enumerated
- Apr 24, 2018
- Record last updated
- Sep 16, 2025
- Fax
- (314) 454-2515
- Medicaid ID
- 200141362 MO
- Medicare enrollment
- Enrolled (PECOS I20241101000508); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2018
- Entity
- Type 1 · individual
Also registered at 1 Childrens PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Abdelbaki, MDPediatric Hematology & Oncology Physician1508021361
- Christi Abeln, PNPPediatric Nurse Practitioner1023034253
- Loren Abernathy, PNPPediatric Nurse Practitioner1215583117
- Freddy-May Abisamra, CGCGenetic Counselor (M.S.)1306538111
- Manjusha Abraham, MDPediatric Critical Care Medicine Physician1508126699
- Philip Abraham, MDHospitalist Physician1720309016
Verify Katherine Ann Hollabaugh 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 2024013988Check 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 one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Pediatric Pulmonology Physician providers in Missouri
There are 49 pediatric pulmonology physician records in Missouri.
Other pediatric pulmonology physician records in Missouri
- James Acton, M.D.Columbia, MO1225119449
- Gary Albers, MDSaint Louis, MO1851301428
- Philip Black, M.D.Kansas City, MO1164470001
- Joshua Blatter, MDSaint Louis, MO1316109168
- Steven Brennan, MDSaint Louis, MO1356754451
- Ayse Budan Caliskan, MDSaint Louis, MO1215402011
- Silvia Cabrera Guerrero, MDSpringfield, MO1447771258
- Terrence Carver, M.D.Kansas City, MO1881633493
- Lee Choo-Kang, M.D.Saint Louis, MO1144366196
- Stephen Cliff, DOKansas City, MO1346734316
Common questions
What is Katherine Ann Hollabaugh, MD's NPI number?
Katherine Ann Hollabaugh, MD's National Provider Identifier (NPI) is 1912495177, issued on Apr 24, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ann Hollabaugh, MD located?
The NPPES record lists a practice address at 1 Childrens PL, Saint Louis, MO, 63110. Phone: (314) 454-2694. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ann Hollabaugh, MD's license?
NPPES lists Missouri license number 2024013988, 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.