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

MS. Nicole R Cossaart, MD

Individual provider Pulmonary Disease Physician · NPI 1821048851

MS. Nicole R Cossaart, MD is an Internal Medicine in McAlester, Oklahoma. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1998, 28 years ago. Practices with Hcc Duncan Inc, a 10-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
28
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
OK
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1 E Clark Bass Blvd
McAlester, OK 74501-4209
Phone: (918) 426-1800
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 22862 (OK)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 22862 (OK)
Emergency Medical Services (Emergency Medicine) Physician Taxonomy 207PE0004X · Licence 22862 (OK)

Record details

NPI number1821048851
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESJanuary 13, 2021
Certification dateJanuary 13, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1998 (28 years in practice)
Group practice Hcc Duncan Inc — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount