Active NPI
Rena K Sommer, APN-CRNA
- Certified Registered Nurse Anesthetist
- Arlington Heights, IL
National Provider Identifier
1740012913
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Certified Registered Nurse Anesthetist
- License
- 209035759
- Practice address
- 800 W Central Rd Dept of
Arlington Heights, IL 60005-2349 - Phone
- (847) 618-7140
- Fax
- (847) 618-0228
- NPI assigned
- Aug 16, 2024
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Certified Registered Nurse Anesthetist | 367500000X | 209035759 | IL | Primary |
| Registered Nurse | 163W00000X | 041440117 | IL |
Addresses
Primary practice location
800 W Central Rd Dept of
Arlington Heights, IL 60005-2349
Mailing address
2650 Ridge Ave # 1223
Evanston, IL 60201-1700
Phone (847) 982-3175
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Certified Registered Nurse Anesthetist (Crna)
- Education
- Other, 2026
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
13500 Powers CT
Fort Myers, FL 33912-4503
2650 Ridge Ave
Suite 1223
Evanston, IL 60201-1797
PO Box
Dallas, TX 75261
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 041440117 | IL | MD | Registered Nurse |
| 209035759 | IL | MD | Certified Registered Nurse Anesthetist |
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Emergency Medicine Physician
- Evanston, IL
- NPI 1497701882
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1723766400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1781481600000",
"number": "1740012913",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2650 RIDGE AVE # 1223",
"city": "EVANSTON",
"state": "IL",
"postal_code": "602011700",
"telephone_number": "847-982-3175",
"fax_number": "847-982-3394"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "800 W CENTRAL RD DEPT OF",
"city": "ARLINGTON HEIGHTS",
"state": "IL",
"postal_code": "600052349",
"telephone_number": "847-618-7140",
"fax_number": "847-618-0228"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SOMMER",
"first_name": "RENA",
"middle_name": "K",
"credential": "APN-CRNA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-08-16",
"last_updated": "2026-06-15",
"certification_date": "2026-06-15",
"status": "A"
},
"taxonomies": [
{
"code": "367500000X",
"taxonomy_group": "",
"desc": "Nurse Anesthetist, Certified Registered",
"state": "IL",
"license": "209035759",
"primary": true
},
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "IL",
"license": "041440117",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Arlington Heights, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.