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

Catherine Ahn, MD

Individual provider Anesthesiology Physician · NPI 1245308022

Catherine Ahn, MD is an Anesthesiology in Arlington Heights, Illinois. Qualified in 2001, 25 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
25
Licensed in
IL
In the registry since
2006
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

800 W Central Rd
Arlington Heights, IL 60005-2349
Phone: (847) 618-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1775 Dempster St, Park Ridge, IL 60068-1143 — (847) 723-2210

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 036113618 (IL)

Record details

NPI number1245308022
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 1, 2006
Last updated in NPPESMarch 3, 2026
Certification dateMarch 3, 2026
Mailing address925 Sherwood Dr, Lake Bluff, IL 60044-2203

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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