Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Marissa Omurtag, MD

Individual provider Anesthesiology Physician · NPI 1093992679

Dr. Marissa Omurtag, MD is an Anesthesiology in Saint Louis, Missouri. Graduated from University of Missouri, Kansas City, School of Medicine in 2007, 19 years ago. Practices with Western Anesthesiology Associates Inc, a 254-clinician group and accepts Medicare assignment. Licensed in Georgia and Missouri.

Years since qualifying
19
Trained at
University of Missouri, Kansas City, School of Medicine
Licensed in
GA, MO
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

615 S New Ballas Rd Dept OF Anesthesia
Saint Louis, MO 63141-8221
Phone: (314) 251-4687
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 2011013954 (MO)
Anesthesiology Physician Taxonomy 207L00000X · Licence 002828 (GA)

Record details

NPI number1093992679
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 26, 2008
Last updated in NPPESDecember 29, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Western Anesthesiology Associates Inc — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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