Jillian Warejko-Rossi, MD
Pediatric Nephrology Physician · New Haven, CT
Jillian Warejko-Rossi, MD is a pediatric nephrology physician with a practice address in New Haven, Connecticut, and NPI 1811284920, issued on Jul 9, 2011. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Jillian Warejko-Rossi
- Credential
- MD
- Primary taxonomy
- Pediatric Nephrology Physician 2080P0210X
- Practice location
- 1 Park Street, New Haven, CT 06510
- Phone
- (203) 785-4081
- Enumerated
- Jul 9, 2011
- Entity
- Type 1 · individual
Also registered at 1 Park Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cheyenne Beach, M.D.Pediatrics Physician1376854422
- Craig Canapari, MDPediatrics Physician1467434472
- Britton Keeshan, MD, MPHPediatrics Physician1881906147
- Meredith Leslie, M.D.Pediatric Cardiology Physician1578973459
- Rachel Osborn, M.D.Internal Medicine Physician1023252715
- Samantha Pepe, AUDAudiologist1033803291
Verify Jillian Warejko-Rossi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average pediatric nephrology physician in 2024
11 Medicare Part D claims, against an average of 91 among the 264 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 Medicare quality score for 2023: 73.6 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).
One hospital or facility affiliation
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Pediatric Nephrology Physician providers in Connecticut
There are 10 pediatric nephrology physician records in Connecticut.
Other pediatric nephrology physician records in Connecticut
- Christine BakhoumNew Haven, CT1063806024
- Cynthia D'Alessandri-Silva, M.D.New Haven, CT1053559062
- Karen Gaudio, MDBranford, CT1447879846
- Julie Goodwin, MDNew Haven, CT1629271473
- Sandra Iragorri, M.D.New Haven, CT1912982463
- Hetal Kocinsky, MDNew Haven, CT1407830367
- Bruce McDonald, MDBridgeport, CT1750364972
- Majid Rasoulpour, MDHartford, CT1164497566
- Alda Tufro, MD,PH.DNew Haven, CT1194801043
Common questions
What is Jillian Warejko-Rossi, MD's NPI number?
Jillian Warejko-Rossi, MD's National Provider Identifier (NPI) is 1811284920, issued on Jul 9, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Jillian Warejko-Rossi, MD located?
The NPPES record lists a practice address at 1 Park Street, New Haven, CT, 06510. Phone: (203) 785-4081. Providers update this record themselves, so call before visiting.
How can I verify Jillian Warejko-Rossi, MD's license?
Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jillian Warejko-Rossi, MD prescribe under Medicare Part D?
In 2024, Jillian Warejko-Rossi, MD had 11 Medicare Part D claims; the average among pediatric nephrology physician prescribers was 91. Part D covers Medicare prescriptions only.
What is Jillian Warejko-Rossi, MD's Medicare quality score?
The 2023 MIPS final score is 73.6 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.