Iris Isufi, M.D.
Hematology & Oncology Physician · New Haven, CT
Iris Isufi, M.D. is a hematology & oncology physician with a practice address in New Haven, Connecticut, and NPI 1407021140, issued on Apr 24, 2008. Check the license (Connecticut 049628, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Iris Isufi
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 049628 CT
Self-reported in NPPES; status is on the state search - Practice location
- 20 York Street, New Haven, CT 06510
- Phone
- (646) 943-4060
- Enumerated
- Apr 24, 2008
- Record last updated
- May 18, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110627000387); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 2004
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 198 in Connecticut → Look up another NPI →
Also registered at 20 York Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Aber, M.D.Student in an Organized Health Care Education/Training Program1548011455
- Sandra Abi Fadel, M.D.Diagnostic Radiology Physician1396308995
- Ahmad AbulabanStudent in an Organized Health Care Education/Training Program1306357546
- Zachary Adirim, M.D.Student in an Organized Health Care Education/Training Program1619669934
- Payal AgrawalStudent in an Organized Health Care Education/Training Program1982494860
- Santhosh AgumamidiStudent in an Organized Health Care Education/Training Program1558151449
Verify Iris Isufi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 049628Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
729 Medicare Part D claims for 93 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Acyclovir104 claims
- Brukinsa53 claims
- Sulfamethoxazole-Trimethoprim50 claims
- Jakafi32 claims
- Lorazepam23 claims
- Revlimid22 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): 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).
Industry payments in 2024: $5,137.01
7 payments; by number, the most common kind was consulting fee; the largest payer was E.R. Squibb & Sons, L.L.C. 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
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Iris Isufi among 198 hematology & oncology physician records in Connecticut
Iris Isufi, M.D. is one of 198 hematology & oncology physician records with a practice address in Connecticut. 77% 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 58% of them.
- NPI issued2008 · 58% of these records are older, 37% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2004 · median 2003 among the 139 with a school on file
- Record last updated2011 · 67% 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 Connecticut 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 Connecticut
There are 198 hematology & oncology physician records in Connecticut.
All 198 in Connecticut → Every provider in New Haven → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Prajwal Boddu, M.D.New Haven, CT 065101205178621
- Michael Cecchini, MDNew Haven, CT 065101184999336
- Emily Collier, MDNew Haven, CT 065101295963387
- Erin Hofstatter, M.D.New Haven, CT 065101467484998
- Scott Huntington, M.D.New Haven, CT 065101982847588
- Arthur Levy, MDNew Haven, CT 065101043251135
- Jyoti Malhotra, M.D, MPHNew Haven, CT 065101598932170
- Cheryl Mensah, M.D.New Haven, CT 065101730454232
Common questions
What is Iris Isufi, M.D.'s NPI number?
Iris Isufi, M.D.'s National Provider Identifier (NPI) is 1407021140, issued on Apr 24, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Iris Isufi, M.D. located?
The NPPES record lists a practice address at 20 York Street, New Haven, CT, 06510. Phone: (646) 943-4060. Providers update this record themselves, so call before visiting.
How can I verify Iris Isufi, M.D.'s license?
NPPES lists Connecticut license number 049628, as entered by the provider. 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 Iris Isufi, M.D. prescribe under Medicare Part D?
In 2024, Iris Isufi, M.D. had 729 Medicare Part D claims for 93 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Iris Isufi, M.D.'s MIPS final 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), 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.