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

Mrs. Ana Isabel Stark, MD

Individual provider Nephrology Physician · NPI 1811188758

Mrs. Ana Isabel Stark, MD is an Internal Medicine in Festus, Missouri. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 2017, 9 years ago. Practices with Kansas City Kidney Consultants PA, a 16-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
9
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
MO
In the registry since
2007
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

1400 US Highway 61 Ste 240A
Festus, MO 63028-4141
Phone: (636) 937-3337
Fax: (636) 931-7671
Show map & directions

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

Additional practice locations (1)

  • 55 Nesbit Dr Ste B, Bonne Terre, MO 63628-1353 — (636) 937-3337

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 2025034345 (MO)

Record details

NPI number1811188758
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 6, 2007
Last updated in NPPESFebruary 3, 2026
Certification dateFebruary 3, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesNEPHROLOGY
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 2017 (9 years in practice)
Group practice Kansas City Kidney Consultants Pa — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Festus