NPPES file of Aug 9, 2026

Warren David Shlomchik, MD

Medical Oncology Physician · New Haven, CT

Warren David Shlomchik, MD is a medical oncology physician with a practice address in New Haven, Connecticut, and NPI 1467433854, issued on Nov 11, 2005. Check the license (Connecticut 038937, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1467433854
Name
Warren David Shlomchik
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
038937 CT
Self-reported in NPPES; status is on the state search
Practice location
800 Howard Ave, New Haven, CT 06519
Phone
(203) 688-4191
Enumerated
Nov 11, 2005
Record last updated
Apr 4, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(203) 737-2617
Medicaid ID
001389370 CT
Medicare enrollment
Enrolled (PECOS I20160803000282); accepts Medicare assignment
Medical or professional school
Perelman School Of Med At The University Of Pennsylvania, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 800 Howard Ave

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

  1. Sonya Abdel-Razeq, MDMaternal & Fetal Medicine Physician1265415350
  2. Edouard Aboian, M.D.Vascular Surgery Physician1588830566
  3. Lynn Acton, MSSpeech-Language Pathologist1205817889
  4. Joseph Agostini, MDGeriatric Medicine (Internal Medicine) Physician1104832146
  5. Nita Ahuja, M.D.Surgery Physician1093779308
  6. Christina Allen, MDSports Medicine (Orthopaedic Surgery) Physician1841242351

Verify Warren David Shlomchik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 038937
    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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Bills Medicare through one group practice

  1. Oncology Hematology Association IncPittsburgh, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Warren David Shlomchik among 99 medical oncology physician records in Connecticut

Warren David Shlomchik, MD is one of 99 medical oncology 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. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 81% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1989 · median 2005 among the 66 with a school on file
  • Record last updated2011 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Connecticut

There are 99 medical oncology physician records in Connecticut.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Vincent Devita, MDNew Haven, CT 065191891785341
  2. Michael Digiovanna, MDNew Haven, CT 065191023006947
  3. Francine Foss, MDNew Haven, CT 065191104814888
  4. Scott Gettinger, MDNew Haven, CT 065191477541274
  5. Harriet Kluger, MDNew Haven, CT 065191528042819
  6. Ian Krop, MD PHDNew Haven, CT 065191033187455
  7. Jill Lacy, MDNew Haven, CT 065191053392951
  8. Maryam Lustberg, M.D.New Haven, CT 065191639111065

Common questions

What is Warren David Shlomchik, MD's NPI number?

Warren David Shlomchik, MD's National Provider Identifier (NPI) is 1467433854, issued on Nov 11, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Warren David Shlomchik, MD located?

The NPPES record lists a practice address at 800 Howard Ave, New Haven, CT, 06519. Phone: (203) 688-4191. Providers update this record themselves, so call before visiting.

How can I verify Warren David Shlomchik, MD's license?

NPPES lists Connecticut license number 038937, 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. 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.