Tanner Michael Johanns, MD
Medical Oncology Physician · Saint Louis, MO
Tanner Michael Johanns, MD is a medical oncology physician with a practice address in Saint Louis, Missouri, and NPI 1619222502, issued on Jul 17, 2012. Check the license (Missouri 2013039279, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Tanner Johanns
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- 2013039279 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (800) 647-2098
- Enumerated
- Jul 17, 2012
- Record last updated
- Apr 17, 2025
- Fax
- (314) 362-3192
- Medicaid ID
- 200059128 MO
- Medicare enrollment
- Enrolled (PECOS I20180807002866); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohammed Abbasi, MDPulmonary Disease Physician1497097083
- Helen Adams, AGNPGerontology Nurse Practitioner1730836776
- Muyibat Adelani, MDAdult Reconstructive Orthopaedic Surgery Physician1396908042
- Foluso Ademuyiwa, MDMedical Oncology Physician1083875538
- Syed Adil, MDAdult Reconstructive Orthopaedic Surgery Physician1467942953
- Homaa Ahmad, MDCardiovascular Disease Physician1477635092
Verify Tanner Johanns 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 2013039279Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
32% fewer Medicare Part D claims than the average medical oncology physician in 2024
475 Medicare Part D claims for 85 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Ondansetron Hcl35 claims
- Dexamethasone33 claims
- Levetiracetam31 claims
- Prochlorperazine Maleate28 claims
- Levothyroxine Sodium25 claims
- Lacosamide23 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $99.32
1 payment: food and beverage; the largest payer was Servier Pharmaceuticals LLC. The 3,343 providers of this specialty with any payment received $11,773.47 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
- Washington UniversitySaint Peters, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Oncology Physician providers in Missouri
There are 156 medical oncology physician records in Missouri.
Other medical oncology physician records in Missouri
- Elliot Abbey, MDChesterfield, MO1053379776
- Camille Abboud, MDSaint Louis, MO1316965320
- Ramzi Abboud, MDSaint Louis, MO1649684200
- Rony Abou-Jawde, MDSt Joseph, MO1548226541
- Foluso Ademuyiwa, MDSaint Louis, MO1083875538
- Douglas Adkins, MDSaint Louis, MO1164440616
- Stephen Allen, M.D.Saint Louis, MO1912999160
- Nikolaos Andreatos, MDSaint Louis, MO1982196499
- George Ansstas, MDSaint Louis, MO1790988053
- Juliet Appiah, M.D.Kansas City, MO1992939599
Common questions
What is Tanner Michael Johanns, MD's NPI number?
Tanner Michael Johanns, MD's National Provider Identifier (NPI) is 1619222502, issued on Jul 17, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Tanner Michael Johanns, MD located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (800) 647-2098. Providers update this record themselves, so call before visiting.
How can I verify Tanner Michael Johanns, MD's license?
NPPES lists Missouri license number 2013039279, 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 Tanner Michael Johanns, MD prescribe under Medicare Part D?
In 2024, Tanner Michael Johanns, MD had 475 Medicare Part D claims for 85 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Tanner Michael Johanns, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.