Ilia Rosa Sumoza, MD
Hematology & Oncology Physician · Fenton, MO
Ilia Rosa Sumoza, MD is a hematology & oncology physician with a practice address in Fenton, Missouri, and NPI 1548447113, issued on Jan 25, 2008. Check the license (Missouri 2011030407, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ilia Rosa Sumoza
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 2011030407 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1011 Bowles Ave, Fenton, MO 63026
- Phone
- (636) 496-4640
- Enumerated
- Jan 25, 2008
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (636) 496-4962
- Medicare enrollment
- Enrolled (PECOS I20180820002009); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 237 in Missouri → Look up another NPI →
Also registered at 1011 Bowles Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Blackburn, APRN, FNP-BCFamily Nurse Practitioner1043568280
- Lawrence Boveri, MDObstetrics & Gynecology Physician1003841388
- Stephen Boveri, MDObstetrics & Gynecology Physician1386679660
- Allison Brown, FNPFamily Nurse Practitioner1023729605
- Brent Davidson, M.D.Ophthalmology Physician1437127065
- Mark Grimm, M.D.Otolaryngology Physician1942271689
Verify Ilia Rosa Sumoza 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 2011030407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,124 Medicare Part D claims for 169 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 42 claims were for opioids.
Most prescribed
- Anastrozole172 claims
- Eliquis90 claims
- Xarelto65 claims
- Hydroxyurea52 claims
- Dexamethasone40 claims
- Gabapentin36 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: $31.15
2 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. 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.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationDarien, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ilia Rosa Sumoza among 237 hematology & oncology physician records in Missouri
Ilia Rosa Sumoza, 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 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 35% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2003 · 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 Fenton → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Stephanie Becker-Koepke, M.D.Fenton, MO 630261063618379
- Mansoor Haq, M.D.Fenton, MO 630261104079607
- Bhaskara Gadi, M.D.Festus, MO 630281821057365
- Craig Siegel, MDFestus, MO 630281295812733
- Donald Busiek, M.D.Chesterfield, MO 630171295783363
- Lakshmi Chelapareddy, MDChesterfield, MO 630171558758201
- Michael Ogawa, MDChesterfield, MO 630171477896538
- Meera Rana, M.D.Chesterfield, MO 630171598006520
Common questions
What is Ilia Rosa Sumoza, MD's NPI number?
Ilia Rosa Sumoza, MD's National Provider Identifier (NPI) is 1548447113, issued on Jan 25, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ilia Rosa Sumoza, MD located?
The NPPES record lists a practice address at 1011 Bowles Ave, Fenton, MO, 63026. Phone: (636) 496-4640. Providers update this record themselves, so call before visiting.
How can I verify Ilia Rosa Sumoza, MD's license?
NPPES lists Missouri license number 2011030407, 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 Ilia Rosa Sumoza, MD prescribe under Medicare Part D?
In 2024, Ilia Rosa Sumoza, MD had 1,124 Medicare Part D claims for 169 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.