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ROBERT O DILLMAN MD FACP
NPI 1538225438
Internal Medicine - Hematology & Oncology in Newport Beach, CA

Active since December 28, 2006
ONE HOAG DRIVE, BLDG 41 HOAG CANCER CENTER, NEWPORT BEACH, CA 92658(949) 764-8091(949) 764-8102 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Robert O Dillman Md Facp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROBERT O DILLMAN MD FACP (NPI 1538225438) is an individual hematology & oncology provider in Newport Beach, California, licensed in California (C038008) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1538225438
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameROBERT O DILLMANCredential: MD FACP
Location AddressONE HOAG DRIVE, BLDG 41 HOAG CANCER CENTERNewport Beach, CA 92658-6100
Mailing AddressOne Hoag Drive, Bldg 41 Hoag Cancer CenterNewport Beach, CA 92658-6100 · (949) 764-8091 · Fax (949) 764-8102
Phone(949) 764-8091
Fax(949) 764-8102
Sole ProprietorNo
Enumeration DateDecember 28, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1538225438 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · C038008
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
ONE HOAG DRIVE, Newport Beach, CA 92658
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Other Identifiers 1

Medicare UPINA36819

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JENNIFER MARIE JONES OVERSTREET M.D.
Radiology (Diagnostic Radiology)
ONE HOAG DRIVE, HOAG MEMORIAL HOSPITAL PRESBYTERIAN
NEWPORT BEACH, CA 92658
Orange County (949) 645-3534
DR. ARELL SHAPIRO M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
ONE HOAG DRIVE
NEWPORT BEACH, CA 92658
Orange County (949) 764-6189
DR. JANET MICHELLE STALLMAN MD
Pathology (Anatomic Pathology & Clinical Pathology)
ONE HOAG DRIVE
NEWPORT BEACH, CA 92658
Orange County (949) 764-5610
DR. MELVIN J SILVERSTEIN MD
Surgery (Surgical Oncology)
ONE HOAG DRIVE, HOAG HOSPITAL
NEWPORT BEACH, CA 92658
Orange County (310) 488-9510
MS. JOAN MARIE ROST CRNFA
Registered Nurse (Registered Nurse First Assistant)
ONE HOAG DRIVE
NEWPORT BEACH, CA 92658
Orange County (949) 764-5661
DR. STEVEN R EY M.D.
Family Medicine (Addiction Medicine)
ONE HOAG DRIVE
NEWPORT BEACH, CA 92658
Orange County (949) 764-5656
WILLIAM L WOLFSON MD
Pathology (Anatomic Pathology & Clinical Pathology)
ONE HOAG DRIVE
NEWPORT BEACH, CA 92658
Orange County (949) 764-5632

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Robert Dillman's NPI number?

The NPI number for Robert Dillman is 1538225438. It was assigned to this individual provider in the NPPES registry on December 28, 2006.

Where is Robert Dillman located?

Robert Dillman practices at One Hoag Drive Bldg 41 Hoag Cancer Center, Newport Beach, CA 92658. The listed phone number is (949) 764-8091.

What is Robert Dillman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Robert Dillman was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.