NPPES file of Aug 9, 2026

Umer Mansoor Darr, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · New Haven, CT

Umer Mansoor Darr, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in New Haven, Connecticut, and NPI 1386806982, issued on Jun 26, 2008. Check the license (Connecticut 039666, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386806982
Name
Umer Mansoor Darr
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
039666 CT
Self-reported in NPPES; status is on the state search
Practice location
330 Cedar St, New Haven, CT 06510
Phone
(203) 785-6253
Enumerated
Jun 26, 2008
Record last updated
Feb 16, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(203) 785-3346
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 79 in Connecticut → Look up another NPI →

Also registered at 330 Cedar St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adwoa Adu-Amoako, PAPhysician Assistant1629480207
  2. Nayif Alnaif, M.B.B.S.Plastic Surgery Physician1417213372
  3. Michael Alperovich, MDPlastic Surgery Physician1972762581
  4. Justin Blasberg, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1538391883
  5. Pramod Bonde, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1013192061
  6. Erica Buday De Oliveira Marnet, M.D.Student in an Organized Health Care Education/Training Program1629714365

Verify Umer Mansoor Darr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 039666    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Umer Mansoor Darr among 79 thoracic surgery (cardiothoracic vascular surgery) physician records in Connecticut

Umer Mansoor Darr, MD is one of 79 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Connecticut. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 63% of them.

  • NPI issued2008 · 63% of these records are older, 28% newer
  • In a Medicare fileNo · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 61% of these records are
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Connecticut

There are 79 thoracic surgery (cardiothoracic vascular surgery) physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 79 in Connecticut → Every provider in New Haven → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Muhammad Anwer, MDNew Haven, CT 065101679941462
  2. Roland Assi, M.D.New Haven, CT 065101184945800
  3. Justin Blasberg, MDNew Haven, CT 065101538391883
  4. Pramod Bonde, MDNew Haven, CT 065101013192061
  5. Michael Dewar, MDNew Haven, CT 065101366450611
  6. Peter Gruber, M.D,. PH.DNew Haven, CT 065101053409458
  7. Vincent Mase, M.D.New Haven, CT 065101205954393
  8. Rita Milewski, MDNew Haven, CT 065101710197850

Common questions

What is Umer Mansoor Darr, MD's NPI number?

Umer Mansoor Darr, MD's National Provider Identifier (NPI) is 1386806982, issued on Jun 26, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Umer Mansoor Darr, MD located?

The NPPES record lists a practice address at 330 Cedar St, New Haven, CT, 06510. Phone: (203) 785-6253. Providers update this record themselves, so call before visiting.

How can I verify Umer Mansoor Darr, MD's license?

NPPES lists Connecticut license number 039666, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.