Timothy Ackerman, MD
Hospitalist Physician · Saint Louis, MO
Timothy Ackerman, MD is a hospitalist physician with a practice address in Saint Louis, Missouri, and NPI 1245762921, issued on Mar 31, 2017. Check the license (Missouri 2024016240, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Timothy Ackerman
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 2024016240 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (314) 362-1700
- Enumerated
- Mar 31, 2017
- Entity
- Type 1 · individual
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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- Ali Abdelhay, MDHospitalist Physician1619540606
Verify Timothy Ackerman 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 2024016240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
36% fewer Medicare Part D claims than the average hospitalist physician in 2024
335 Medicare Part D claims for 70 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium26 claims
- Lisinopril19 claims
- Nifedipine Er16 claims
- Amlodipine Besylate14 claims
- Bupropion Xl12 claims
- Furosemide11 claims
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.
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). Star ratings are CMS hospital ratings, not ratings of this provider.
419 hospitalist physician records list a practice address in Saint Louis
They are 419 of the 27,605 NPPES records with a practice address in Saint Louis, and 930 hospitalist physician records in Missouri.
All 419 in Saint Louis → All 930 in Missouri → Every provider in Saint Louis →
Other hospitalist physician records in Missouri
- Ali Abdelhay, MDSaint Louis, MO1619540606
- Philip Abraham, MDSaint Louis, MO1720309016
- Bader Abuhazeem, MDSaint Joseph, MO1467098624
- Yaseen Adam, MDSaint Louis, MO1932278587
- Oloruntosin Adeyanju, MDSaint Louis, MO1568738177
- Arjab Adhikari, MDSaint Louis, MO1689288904
- Florence Adimora-Nweke, M.D.Columbia, MO1184042038
- Rodney Adkison, D.O.Jefferson City, MO1164538229
- Jacob Adney, MDSaint Louis, MO1679199764
- Mariam AehteshamCape Girardeau, MO1033561170
Common questions
What is Timothy Ackerman, MD's NPI number?
Timothy Ackerman, MD's National Provider Identifier (NPI) is 1245762921, issued on Mar 31, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Ackerman, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 362-1700. Providers update this record themselves, so call before visiting.
How can I verify Timothy Ackerman, MD's license?
NPPES lists Missouri license number 2024016240, 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 Timothy Ackerman, MD prescribe under Medicare Part D?
In 2024, Timothy Ackerman, MD had 335 Medicare Part D claims for 70 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.