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

Dr. Grace Niziolek, MD

Individual provider Critical Care Medicine (Anesthesiology) Physician · NPI 1528486339

Dr. Grace Niziolek, MD is a General Surgery in Saint Louis, Missouri. Qualified in 2014, 12 years ago. Practices with Washington University, a 2,986-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
12
Licensed in
MO
In the registry since
2014
Specialties on file
3
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

1 Barnes Jewish Hospital Plz Div Surg Accs
Saint Louis, MO 63110-1003
Phone: (314) 362-5298
Fax: (888) 824-2176
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 2023027659 (MO)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence 2023027659 (MO)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 2023027659 (MO)

Record details

NPI number1528486339
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2014
Last updated in NPPESApril 17, 2025
Certification dateSeptember 10, 2024

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesANESTHESIOLOGY, CRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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