Katharine Ponzillo, M.D.
Hospice and Palliative Medicine (Internal Medicine) Physician · Saint Louis, MO
Katharine Ponzillo, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in Saint Louis, Missouri, and NPI 1184678625, issued on May 20, 2006. Check the license (Missouri 102328, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Katharine Ponzillo
- Credential
- M.D.
- Primary taxonomy
- Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
- License number
- 102328 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3009 N Ballas RD Ste 383C, Saint Louis, MO 63131
- Phone
- (314) 305-1447
- Enumerated
- May 20, 2006
- Record last updated
- May 16, 2023
- Medicare enrollment
- Enrolled (PECOS I20051024000634); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Kansas City, School Of Medicine, 1988
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 3009 N Ballas RD Ste 383C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Courtney AminPhysician Assistant1508273533
- Felicia Benson, APRNNurse Practitioner1689151979
- Elizabeth Bohn, PA-CPhysician Assistant1679721179
- Emily Buhman, AGNPNurse Practitioner1144853193
- Mweemba Chipepo, ANPAdult Health Nurse Practitioner1104225648
- Chelsea Daniels, DOHospice and Palliative Medicine (Family Medicine) Physician1194384560
Verify Katharine Ponzillo 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 102328Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average hospice and palliative medicine (internal medicine) physician in 2024
77 Medicare Part D claims for 13 beneficiaries, against an average of 741 among the 1,607 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
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.
Industry payments in 2024: $15.20
1 payment: food and beverage; the largest payer was Abbvie Inc. The 338 providers of this specialty with any payment received $547.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Complex Illness Management OF St Lukes LLCChesterfield, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hospice and Palliative Medicine (Internal Medicine) Physician providers in Missouri
There are 49 hospice and palliative medicine (internal medicine) physician records in Missouri.
Other hospice and palliative medicine (internal medicine) physician records in Missouri
- Ann Allegre, MDKansas City, MO1215989439
- Erin Bakanas, MDSaint Louis, MO1043229974
- Christopher Black, M.D.Joplin, MO1205195138
- Edward Burns, MDSaint Louis, MO1174523047
- Oscar Cepeda, MDSaint Louis, MO1700081510
- Amy Clarkson, M.D.Kansas City, MO1174665392
- Taylor Cordonnier, MDColumbia, MO1689010266
- Maria Dans, MDSaint Louis, MO1184605248
- Shannon Devlin, MDSaint Louis, MO1609263300
- Maureen Dudgeon, M.D.North Kansas City, MO1699976134
Common questions
What is Katharine Ponzillo, M.D.'s NPI number?
Katharine Ponzillo, M.D.'s National Provider Identifier (NPI) is 1184678625, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katharine Ponzillo, M.D. located?
The NPPES record lists a practice address at 3009 N Ballas RD Ste 383C, Saint Louis, MO, 63131. Phone: (314) 305-1447. Providers update this record themselves, so call before visiting.
How can I verify Katharine Ponzillo, M.D.'s license?
NPPES lists Missouri license number 102328, 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 Katharine Ponzillo, M.D. prescribe under Medicare Part D?
In 2024, Katharine Ponzillo, M.D. had 77 Medicare Part D claims for 13 beneficiaries; the average among hospice and palliative medicine (internal medicine) physician prescribers was 741. 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.