Katarina Supe-Markovina, M.D.
Pediatric Nephrology Physician · Stony Brook, NY
Katarina Supe-Markovina, M.D. is a pediatric nephrology physician with a practice address in Stony Brook, New York, and NPI 1871719542, issued on Apr 18, 2007. Check the license (New York 234740, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Katarina Supe-Markovina
- Credential
- M.D.
- Primary taxonomy
- Pediatric Nephrology Physician 2080P0210X
- License number
- 234740 NY
Self-reported in NPPES; status is on the state search - Practice location
- Stony Brook Childrens Hospital, Stony Brook, NY 11794
- Phone
- (631) 444-7884
- Enumerated
- Apr 18, 2007
- Record last updated
- Mar 4, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (631) 444-8968
- Medicare enrollment
- Enrolled (PECOS I20080606000271); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatric nephrology physician records → All 86 in New York → Look up another NPI →
Also registered at Stony Brook Childrens Hospital
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Josette Bianchi-Hayes, MDPediatrics Physician1356498166
- Lisa Romard, PNP.Pediatric Nurse Practitioner1174566079
- Lesley Small-Harary, MDPediatrics Physician1588980288
Verify Katarina Supe-Markovina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 234740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average pediatric nephrology physician in 2024
27 Medicare Part D claims, against an average of 67 among the 387 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Stony Brook Children's Service, University Faculty Practice CorporatioIslip Terrace, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katarina Supe-Markovina among 86 pediatric nephrology physician records in New York
Katarina Supe-Markovina, M.D. is one of 86 pediatric nephrology physician records with a practice address in New York. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 49% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2001 · median 2001 among the 43 with a school on file
- Record last updated2013 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0210X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Nephrology Physician providers in New York
There are 86 pediatric nephrology physician records in New York.
All 86 in New York → Every provider in Stony Brook → Pediatric Nephrology Physician nationwide →
The 8 pediatric nephrology physician records with the nearest ZIP codes
- Robert Woroniecki, M.D.Stony Brook, NY 117941447248034
- Dilys Whyte, M.D.West Islip, NY 117951760424881
- Richard Fine, M.D.Stony Brook, NY 117901114960697
- Julie Steinberg, M.D.Babylon, NY 117021619408978
- Manju Chandra, MDMineola, NY 115011841366127
- Kumail MerchantMineola, NY 115011689068637
- Magalie Alfred Nelson, M.D.Hollis, NY 114231902020621
- James Listman, MDAlbany, NY 122081629093984
Common questions
What is Katarina Supe-Markovina, M.D.'s NPI number?
Katarina Supe-Markovina, M.D.'s National Provider Identifier (NPI) is 1871719542, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katarina Supe-Markovina, M.D. located?
The NPPES record lists a practice address at Stony Brook Childrens Hospital, Stony Brook, NY, 11794. Phone: (631) 444-7884. Providers update this record themselves, so call before visiting.
How can I verify Katarina Supe-Markovina, M.D.'s license?
NPPES lists New York license number 234740, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Katarina Supe-Markovina, M.D. prescribe under Medicare Part D?
In 2024, Katarina Supe-Markovina, M.D. had 27 Medicare Part D claims; the average among pediatric nephrology physician prescribers was 67. 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.