Roy William Morris, MD
Hematology & Oncology Physician · St Louis, MO
Roy William Morris, MD is a hematology & oncology physician with a practice address in St Louis, Missouri, and NPI 1225000797, issued on Feb 7, 2006. Check the license (Missouri R5114, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Roy William Morris
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- R5114 MO
Self-reported in NPPES; status is on the state search - Practice location
- 10012 Kennerly Road, St Louis, MO 63128
- Phone
- (314) 849-6066
- Enumerated
- Feb 7, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (314) 849-4038
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 237 in Missouri → Look up another NPI →
Also registered at 10012 Kennerly Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tammam Al-Joundi, MDCardiovascular Disease Physician1255387494
- Michael Logue, FAM NRS PRAC FNPFamily Nurse Practitioner1750338919
Verify Roy William Morris 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 R5114Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
83 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril14 claims
- Anastrozole12 claims
- Tamsulosin Hcl12 claims
- Montelukast Sodium11 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.
Roy William Morris among 237 hematology & oncology physician records in Missouri
Roy William Morris, MD 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 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2026 · 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 St Louis → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jared Cohen, M.D.Saint Louis, MO 631281346669983
- Raya Saba, MDSaint Louis, MO 631281902154743
- 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
Common questions
What is Roy William Morris, MD's NPI number?
Roy William Morris, MD's National Provider Identifier (NPI) is 1225000797, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roy William Morris, MD located?
The NPPES record lists a practice address at 10012 Kennerly Road, St Louis, MO, 63128. Phone: (314) 849-6066. Providers update this record themselves, so call before visiting.
How can I verify Roy William Morris, MD's license?
NPPES lists Missouri license number R5114, 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 Roy William Morris, MD prescribe under Medicare Part D?
In 2024, Roy William Morris, MD had 83 Medicare Part D claims; 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.