Karen O'Mara, D.O.
Karen O'Mara, D.O. holds NPI 1235112269, with a primary taxonomy of critical care medicine (internal medicine) physician and a practice location in Oak Lawn, IL. The number was issued on November 23, 2005 and the NPPES record was last updated on June 18, 2025. The record lists 3 taxonomy codes. One additional practice location is listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Critical Care Medicine (Internal Medicine) Physician Primary | 207RC0200X | 036-057006 (IL) |
| Emergency Medical Services (Emergency Medicine) Physician | 207PE0004X | 036057006 (IL) |
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | 05-43634 (KS) |
Practice locations
Local context
Active NPPES records list 188 providers with critical care medicine (internal medicine) physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 71 of them within 10 miles.
The same primary taxonomy is listed by 306 in Illinois and 7,319 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Karen O'Mara
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1235112269"