DR. IVAN STEPHEN LOWENTHAL M.D. NPI 1043245889

NPI Information

  • NPI: 1043245889
  • Provider Name: DR. IVAN STEPHEN LOWENTHAL, M.D.
  • Classification: Internal Medicine - 207RX0202X
  • Specialization: Medical Oncology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 6 DEVINE ST STE 2C
    NORTH HAVEN, CT
    ZIP 06473
  • Phone: (203) 407-8002

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NPI Details

DR. Ivan Stephen Lowenthal, M.D. is a medical oncology internal medicine in North Haven, CT. The provider is an internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer. DR. Ivan Stephen Lowenthal, M.D. NPI is 1043245889. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

6 DEVINE ST STE 2C
NORTH HAVEN, CT
ZIP 06473-222
Phone: (203) 407-8002

The NPI 1043245889 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The enumeration date for this NPI number is 7/11/2006 and was last updated on 3/7/2023.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RX0202XInternal MedicineMedical Oncology18789CONNECTICUTYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
11683OTHERCONNECTICUTCT CONTROLLED SUBSTANCE
2001187897MEDICAIDCONNECTICUT
318789OTHERCONNECTICUTCT. LICENSE
406-1088532OTHERTAX ID #

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 3/30/2025

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