DR. ROSS FREDERICK SIEMERS M.D.
NPI 1184716060
Internal Medicine - Hematology & Oncology in Marquette, MI

Q: What is Ross Siemers's NPI number?

The NPI number for Ross Siemers is 1184716060. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Q: What is Ross Siemers's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ross Siemers was last updated on June 24, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since September 29, 2006

1414 W FAIR AVE, MARQUETTE, MI 49855(906) 225-3922 Get Directions Write a Review

NPPES record last updated: June 24, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Ross Frederick Siemers M.d. NPPES

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

DR. ROSS FREDERICK SIEMERS M.D. (NPI 1184716060) is an individual hematology & oncology provider in Marquette, Michigan, licensed in Minnesota (34682) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1184716060

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameDR. ROSS FREDERICK SIEMERSCredential: M.D.

Location Address1414 W FAIR AVEMarquette, MI 49855-2675

Mailing Address26374 Network PlChicago, IL 60673-1263 · (906) 225-3922

Phone(906) 225-3922

Sole ProprietorNo

Enumeration DateSeptember 29, 2006

Last NPPES UpdateJune 24, 2013

✔ NPI 1184716060 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 MN · 34682

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.

1414 W FAIR AVE, Marquette, MI 49855

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Other Identifiers 8

Other3622310MN · Select Care

Medicaid315808000MN

OtherA03707MN · Health Partners

Medicare ID-Type Unspecified900000064MN

Other4T906SIMN · Blue Cross Blue Shield

Other3622310MN · Medica

Medicare UPINA03707MN

Other31903700MN · Ucare

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.

MR. KIRK W MATTHEWS LMSW

Social Worker (Clinical)

1414 W FAIR AVE
MARQUETTE, MI 49855

Marquette County (906) 774-3300

MR. STEVEN M GUALDONI PAC

Physician Assistant

1414 W FAIR AVE, STE 332
MARQUETTE, MI 49855

Marquette County (906) 225-3922

PENINSULA PHARMACY INC

Pharmacy (Community/Retail Pharmacy)

1414 W FAIR AVE, SUITE 133
MARQUETTE, MI 49855

Marquette County (906) 225-3902

BOBBY Z JOSEPH M.D.

Allergy & Immunology

1414 W FAIR AVE, SUITE 216
MARQUETTE, MI 49855

Marquette County (906) 225-4725

NATHAN SAMUEL TAYLOR MD

Plastic Surgery (Surgery of the Hand)

1414 W FAIR AVE, SUITE 190
MARQUETTE, MI 49855

Marquette County (906) 225-1321

DR. PUSHPAMAL NAYANANGA SAMARARATNE MD

Student in an Organized Health Care Education/Training Program

1414 W FAIR AVE, SUITE 24
MARQUETTE, MI 49855

Marquette County (906) 225-3864

RODNEY RIESLAND NP

Nurse Practitioner (Primary Care)

1414 W FAIR AVE, STE 344
MARQUETTE, MI 49855

Marquette County (906) 225-3910

MANSOUR MIKY M.D.

Physical Medicine & Rehabilitation

1414 W FAIR AVE, SUITE 204
MARQUETTE, MI 49855

Marquette County (906) 225-7740

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 Ross Siemers's NPI number?

The NPI number for Ross Siemers is 1184716060. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Where is Ross Siemers located?

Ross Siemers practices at 1414 W Fair Ave, Marquette, MI 49855. The listed phone number is (906) 225-3922.

What is Ross Siemers'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 Ross Siemers was last updated on June 24, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.