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DR. ROBERT B. GELLER MD
NPI 1861673121
Internal Medicine - Hematology & Oncology in Berlin, WI

Active since November 15, 2007
225 MEMORIAL DR, SUITE 1600, BERLIN, WI 54923(920) 361-6360(920) 361-5324 Get Directions Write a Review

NPPES record last updated: May 6, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Robert B. Geller Md NPPES

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

DR. ROBERT B. GELLER MD (NPI 1861673121) is an individual hematology & oncology provider in Berlin, Wisconsin, licensed in Wisconsin (43939) and active in the NPI registry since November 2007.

NPPES Registry Identity

NPI1861673121
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. ROBERT B. GELLERCredential: MD
Location Address225 MEMORIAL DR, SUITE 1600Berlin, WI 54923-1243
Mailing Address225 Memorial Dr, Suite 1600Berlin, WI 54923-1243 · (920) 361-6360 · Fax (920) 361-5324
Phone(920) 361-6360
Fax(920) 361-5324
Sole ProprietorNo
Enumeration DateNovember 15, 2007
Last NPPES UpdateMay 6, 2014
✔ NPI 1861673121 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 WI · 43939
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.
225 MEMORIAL DR, Berlin, WI 54923
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Other Providers at the Same Location NPPES 20

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

DR. COURTNEY DISTERHAFT DPT
Physical Therapist
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-1313
BARRY L ROGERS MD
Surgery
225 MEMORIAL DR, STE 2000
BERLIN, WI 54923
Green Lake County (920) 361-5340
CENTRAL WISCONSIN ANESTHESI
Anesthesiology
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-5538
JESSICA JO TOMASIEWICZ
Nurse Anesthetist, Certified Registered
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-5538
DR. JAMES S HEINZEN M.D.
Emergency Medicine
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-5525
EMILY ANNE RADEMACHER COTA
Occupational Therapy Assistant
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-1313
DANIEL KENNETH LEMBERGER APNP
Nurse Practitioner (Adult Health)
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-1313
TONY D SINGH CRNA
Nurse Anesthetist, Certified Registered
225 MEMORIAL DR
BERLIN, WI 54923
Green Lake County (920) 361-5538

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 Geller's NPI number?

The NPI number for Robert Geller is 1861673121. It was assigned to this individual provider in the NPPES registry on November 15, 2007.

Where is Robert Geller located?

Robert Geller practices at 225 Memorial Dr Suite 1600, Berlin, WI 54923. The listed phone number is (920) 361-6360.

What is Robert Geller'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 Geller was last updated on May 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.