Sylwester J. Dziuba, MD
Radiation Oncology Physician · Baltimore, MD
Sylwester J. Dziuba, MD is a radiation oncology physician with a practice address in Baltimore, Maryland, and NPI 1841291978, issued on Aug 10, 2005. Check the license (Maryland D0058854, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Sylwester J. Dziuba
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- D0058854 MD
Self-reported in NPPES; status is on the state search - Practice location
- 900 Caton Ave, Baltimore, MD 21229
- Phone
- (410) 368-2965
- Enumerated
- Aug 10, 2005
- Record last updated
- Mar 24, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (410) 951-4002
- Medicare enrollment
- Enrolled (PECOS I20061019000221); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 124 in Maryland → Look up another NPI →
Also registered at 900 Caton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sylwester J. Dziuba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0058854Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average radiation oncology physician in 2024
109 Medicare Part D claims for 46 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Alfuzosin Hcl Er34 claims
- Anoro Ellipta13 claims
- Dexamethasone13 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): 88.3 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: $337.22
7 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 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 3 group practices
- Chesapeake Urology Associates LLCOwings Mills, MD
- Radiation Oncology Healthcare, PABaltimore, MD
- St Agnes Healthcare IncBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sylwester J. Dziuba among 124 radiation oncology physician records in Maryland
Sylwester J. Dziuba, MD is one of 124 radiation oncology physician records with a practice address in Maryland. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1993 · median 2006 among the 89 with a school on file
- Record last updated2008 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Maryland
There are 124 radiation oncology physician records in Maryland.
All 124 in Maryland → Every provider in Baltimore → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Richard Hudes, MDBaltimore, MD 212291891796926
- Ana Kiess, M.D., PH.D.Baltimore, MD 212311770744716
- Jeffrey Meyer, M.D.Baltimore, MD 212311598938516
- Amol NarangBaltimore, MD 212311871884916
- Kristin Redmond, MDBaltimore, MD 212311508902784
- Daniel Song, M.D.Baltimore, MD 212311275563041
- Christopher Johnson, M.D., PH.D.Baltimore, MD 212251619330289
- Sara Alcorn, M.D.Baltimore, MD 212241871813204
Common questions
What is Sylwester J. Dziuba, MD's NPI number?
Sylwester J. Dziuba, MD's National Provider Identifier (NPI) is 1841291978, issued on Aug 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sylwester J. Dziuba, MD located?
The NPPES record lists a practice address at 900 Caton Ave, Baltimore, MD, 21229. Phone: (410) 368-2965. Providers update this record themselves, so call before visiting.
How can I verify Sylwester J. Dziuba, MD's license?
NPPES lists Maryland license number D0058854, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sylwester J. Dziuba, MD prescribe under Medicare Part D?
In 2024, Sylwester J. Dziuba, MD had 109 Medicare Part D claims for 46 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Sylwester J. Dziuba, MD's MIPS final score?
The 2023 MIPS final score is 88.3 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.