Active NPIIndividual providerSole proprietor

Dr. Ivan S Lowenthal, MD

Internal Medicine, Medical Oncology in Tamuning, Guam

NPI Number1043245889
Practice location
633 Gov Carlos Camacho RD., Ste B5, Tamuning, GU 96913-3194
Fax
671-647-4660
Last updated
March 19, 2025

Ivan Stephen Lowenthal is an Internal Medicine, Medical Oncology based in Tamuning, GU. Ivan Stephen Lowenthal practices in Tamuning, GU and has the professional credentials of MD. The NPI Number for Ivan Stephen Lowenthal is 1043245889 and holds a License No. 18789 (CT). The current practice location address for Ivan Stephen Lowenthal is 633 Gov Carlos Camacho RD., Ste B5, Tamuning, GU 96913-3194 and can be reached out via phone at 671-647-4656 and via fax at 671-647-4660.

Provider Profile Details

NPI Number
1043245889
Provider Name
Ivan Stephen Lowenthal
Credential
MD
Provider Entity Type
Individual
Gender
Male
Address
633 Gov Carlos Camacho RD., Ste B5, Tamuning, GU 96913-3194
Phone Number
671-647-4656
Fax Number
671-647-4660
Primary Taxonomy
Internal Medicine, Medical Oncology · 207RX0202X
Sole Proprietor
Yes
Provider Enumeration Date
July 11, 2006
Last Update Date
March 19, 2025
Certification Date
March 17, 2025
NPI Status
Active

Provider Business Practice Location Address Details

Address
633 Gov Carlos Camacho RD., Ste B5
Tamuning, GU 96913-3194
State
Guam
Zip
96913-3194
Phone Number
671-647-4656
Fax Number
671-647-4660
Tamuning, GU 96913Get directions →

Provider Business Mailing Address Details

Address
633 Gov Carlos Camacho RD., Ste B5
Tamuning, GU 96913-3194
City
Tamuning
State
GU
Zip
96913-3194
Phone Number
671-647-4656
Fax Number
671-647-4660

License Information

License Number (1)
18789
License State (1)
CT
Taxonomy (1)
Internal Medicine, Medical Oncology · 207RX0202X
License Number (2)
M-1925
License State (2)
GU
Taxonomy (2)
Internal Medicine, Medical Oncology · 207RX0202X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Dr. Ivan S Lowenthal, MD?

The NPI number of Dr. Ivan S Lowenthal, MD is 1043245889. It was assigned on July 11, 2006 and is currently active in the NPPES registry.

What is the specialty of Dr. Ivan S Lowenthal, MD?

Dr. Ivan S Lowenthal, MD is registered under the primary taxonomy Internal Medicine, Medical Oncology (code 207RX0202X), licensed in CT under license number 18789.

Where does Dr. Ivan S Lowenthal, MD practice?

The practice location is 633 Gov Carlos Camacho RD., Ste B5, Tamuning, GU 96913-3194. The office can be reached at 671-647-4656 (phone) or 671-647-4660 (fax).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1043245889 directly on the NPPES registry website.

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