Matthew Stein, M.D.
Hematology & Oncology Physician · Saint Louis, MO
Matthew Stein, M.D. is a hematology & oncology physician with a practice address in Saint Louis, Missouri, and NPI 1639589104, issued on May 5, 2014. Check the license (Missouri 2020015130, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Matthew Stein
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 2020015130 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3015 N Ballas RD, Saint Louis, MO 63131
- Phone
- (314) 996-5169
- Enumerated
- May 5, 2014
- Record last updated
- Nov 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (314) 996-4698
- Medicare enrollment
- Enrolled (PECOS I20200723002096); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 237 in Missouri → Look up another NPI →
Also registered at 3015 N Ballas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Abeln, CRNACertified Registered Nurse Anesthetist1851566970
- Nancy Adams, FNP - BCFamily Nurse Practitioner1497280796
- Emmanuel Agyemang, MDHospitalist Physician1235831975
- Ayaz Ahmad, MDInternal Medicine Physician1629573142
- Bazgha AhmadHospitalist Physician1841517158
- Nusrat Ahmad, MDObstetrics & Gynecology Physician1114966348
Verify Matthew Stein 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 2020015130Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average hematology & oncology physician in 2024
2,110 Medicare Part D claims for 318 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 108 claims were for opioids.
Most prescribed
- Anastrozole291 claims
- Prednisone130 claims
- Tamoxifen Citrate119 claims
- Acyclovir98 claims
- Prochlorperazine Maleate93 claims
- Dexamethasone87 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.
Industry payments in 2024: $366.51
15 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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.
2 hospitals and group practices
- Ste Genevieve County Memorial HospitalBloomsdale, MO · Critical Access Hospitals4 of 5 stars
- Missouri Baptist Physician Services LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Matthew Stein among 237 hematology & oncology physician records in Missouri
Matthew Stein, M.D. is one of 237 hematology & oncology physician records with a practice address in Missouri. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 75% of them.
- NPI issued2014 · 75% of these records are older, 21% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2014 · median 2003 among the 168 with a school on file
- Record last updated2021 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Missouri
There are 237 hematology & oncology physician records in Missouri.
All 237 in Missouri → Every provider in Saint Louis → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Michael Bolger, M.D.Saint Louis, MO 631311043325970
- Bryan Faller, MDSaint Louis, MO 631311790870178
- Jason Li, MDSaint Louis, MO 631311033122676
- Alan Lyss, MDSaint Louis, MO 631311013920651
- Mary Malecek, MDSaint Louis, MO 631311144647355
- Paul Mehan, MDSaint Louis, MO 631311912115908
- Melissa Rooney, MDSaint Louis, MO 631311659577047
- Paul Schultz, MDSaint Louis, MO 631311417960766
Common questions
What is Matthew Stein, M.D.'s NPI number?
Matthew Stein, M.D.'s National Provider Identifier (NPI) is 1639589104, issued on May 5, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Stein, M.D. located?
The NPPES record lists a practice address at 3015 N Ballas RD, Saint Louis, MO, 63131. Phone: (314) 996-5169. Providers update this record themselves, so call before visiting.
How can I verify Matthew Stein, M.D.'s license?
NPPES lists Missouri license number 2020015130, 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 Matthew Stein, M.D. prescribe under Medicare Part D?
In 2024, Matthew Stein, M.D. had 2,110 Medicare Part D claims for 318 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.