NPPES file of Aug 9, 2026

Michael Joseph Slade, MD

Medical Oncology Physician · Saint Louis, MO

Michael Joseph Slade, MD is a medical oncology physician with a practice address in Saint Louis, Missouri, and NPI 1144740200, issued on Jun 20, 2017. Check the license (Missouri 2019002820, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144740200
Name
Michael Joseph Slade
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
2019002820 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
Phone
(314) 454-8304
Enumerated
Jun 20, 2017
Record last updated
Apr 17, 2025
Fax
(314) 454-5902
Medicaid ID
200060850 MO
Medicare enrollment
Enrolled (PECOS I20230801001200); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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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.

  1. Fizza Abbas, MDInternal Medicine Physician1588079230
  2. Catey Abbott, DOInternal Medicine Physician1699355347
  3. Ramzi Abboud, MDMedical Oncology Physician1649684200
  4. Amy Abdalla, MDRadiation Oncology Physician1932959954
  5. Heba Abdelal, MDAnatomic Pathology & Clinical Pathology Physician1033633383
  6. Ali Abdelhay, MDHospitalist Physician1619540606

Verify Michael Joseph Slade in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2019002820
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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45% more Medicare Part D claims than the average medical oncology physician in 2024

1,017 Medicare Part D claims for 93 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims. 158 claims were for opioids.

  1. Michael Slade1,017
  2. Specialty average703

Most prescribed

  1. Revlimid152 claims
  2. Valacyclovir95 claims
  3. Lenalidomide87 claims
  4. Oxycodone Hcl53 claims
  5. Gabapentin46 claims
  6. Morphine Sulfate Er38 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.

  1. Qualityout of 100 · 30% of the final score71.5
  2. Costout of 100 · 30%59.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $8,472.81

8 payments; by number, the most common kind was food and beverage; the largest payer was F. Hoffmann-La Roche AG. 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.

  1. Michael Slade$8,473
  2. Specialty average$11,773

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

  1. Washington UniversitySaint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Joseph Slade among 156 medical oncology physician records in Missouri

Michael Joseph Slade, MD is one of 156 medical oncology physician records with a practice address in Missouri. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 86% of them.

  • NPI issued2017 · 86% of these records are older, 9% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2017 · median 2003 among the 127 with a school on file
  • Record last updated2025 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Missouri

There are 156 medical oncology physician records in Missouri.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Maria Baggstrom, MDSaint Louis, MO 631101679599971
  2. Milan Chheda, MDSaint Louis, MO 631101902852494
  3. Ramaswamy Govindan, MDSaint Louis, MO 631101023034261
  4. Brad Kahl, MDSaint Louis, MO 631101407822430
  5. Timothy Ley, MDSaint Louis, MO 631101447278874
  6. Cynthia Ma, MDSaint Louis, MO 631101104842400
  7. Loren Michel, MDSaint Louis, MO 631101306862545
  8. Daniel Morgensztern, MDSaint Louis, MO 631101154379915

Common questions

What is Michael Joseph Slade, MD's NPI number?

Michael Joseph Slade, MD's National Provider Identifier (NPI) is 1144740200, issued on Jun 20, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Michael Joseph Slade, MD located?

The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 454-8304. Providers update this record themselves, so call before visiting.

How can I verify Michael Joseph Slade, MD's license?

NPPES lists Missouri license number 2019002820, 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 Michael Joseph Slade, MD prescribe under Medicare Part D?

In 2024, Michael Joseph Slade, MD had 1,017 Medicare Part D claims for 93 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Michael Joseph Slade, 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.