Dr. Ana M. Tobiasz, MD

Accepting New Patients

(Ana Tobiasz, MD)

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Specializes in: Obstetrics & Gynecology, Maternal and Fetal Medicine (Perinatology) and General Practice

414 N. 7th Street
Bismarck, ND 58501

(701) 323-5870

Dr. Ana M. Tobiasz, MD is an obstetrician and gynecologist in Bismarck, ND specializing in obstetrics & gynecology, maternal and fetal medicine (perinatology) and general practice. Dr. Ana M. Tobiasz, MD is affiliated with Northwestern University Feinberg School of Medicine and Sanford Obstetrics & Gynecology.

Office Locations

414 N. 7th Street
Bismarck, ND 58501

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In The News (see more mentions in the news)

“Ana Marie Tobiasz, MD, of Mandan, North Dakota, speaking for the American College of Obstetricians and Gynecologists (ACOG), also praised the resolution.”—"Some Health Plans Automatically Downcode Office Visit Claims", MedPage Today, December 2025

“"Through our technical assistance portal, we have now heard multiple instances where payers are downcoding claims without notification, without claims adjustment reason codes... or without...”—"Health Reform Continues to Roil AMA Members", MedPage Today, November 2025

“Ana Tobiasz, a doctor of maternal-fetal medicine in Bismarck, N.D., and a plaintiff in the case, said most medical providers in the state were fearful of repercussions even when the abortion ban...”—"Abortion Is Once Again Illegal in North Dakota", New York Times, November 2025

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ana M. Tobiasz, MD.

**Gender**
Male	0
Female	24

**Ethnicity**
Non-Hispanic White	0
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

Medicare Procedure and Patient Information

Average Medicare Patient Data From 2015 - 2015

Information about Medicare patients treated by Dr. Ana M. Tobiasz, MD.

**Gender**
Male	0
Female	24

**Ethnicity**
Black / African American	24
Asian / Pacific Islander	0
Non-Hispanic White	0
Hispanic	0
Native American / Alaskan Native	0
Other	0

Education & Training

She has a state license in Illinois.

Licensed In: Illinois

Affiliations & Hospitals

Dr. Ana M. Tobiasz, MD is associated with these hospitals and organizations:

Northwestern University Feinberg School of Medicine

Sanford Obstetrics & Gynecology

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Ana M. Tobiasz, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Bayer HealthCare Pharmaceuticals Inc.	$101 Essure $58	Kyleena $27	Natazia $16
Hologic, LLC	$65 Myosure $18	FLUENT $18	myosure manual $17	NovaSure $13
Daiichi Sankyo Inc.	$36 Injectafer $36
SANOFI-AVENTIS U.S. LLC	$22 Surgical Adhesion Barrier $22
Pharmacosmos Therapeutics Inc.	$20 Monoferric $20
Other	$30 Pico $15	Makena $15

**Types of Payments**
Food and Beverage	$260
Education	$15

Biography

Dr. Ana Tobiasz is a specialist in maternal and fetal medicine and general practice. Dr. Tobiasz obtained her medical school training at the University of North Dakota School of Medicine and Health Sciences and performed her residency at Grand Rapids Medical Education Partners. In her practice, she is particularly interested in high risk pregnancy. Her average rating from her patients is 4.5 stars (out of 5). She is affiliated with Sanford Bismarck. She has an open panel in Bismarck, ND according to Yext.