Active NPI
Steven Brian Powell, M.D.
- Neonatal-Perinatal Medicine Physician
- Waterloo, IA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neonatal-Perinatal Medicine Physician
- License
- MD-56658
- Practice address
- 3421 W 9TH St
Waterloo, IA 50702-5401 - Phone
- (319) 272-8422
- Fax
- (319) 272-8203
- NPI assigned
- Jun 14, 2006
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Neonatal-Perinatal Medicine Physician | 2080N0001X | 036111991 | IL | |
| Neonatal-Perinatal Medicine Physician | 2080N0001X | MD-56658 | IA | Primary |
Addresses
Primary practice location
3421 W 9TH St
Waterloo, IA 50702-5401
Mailing address
3421 W 9TH St
Waterloo, IA 50702-5401
Phone (319) 272-7304
Other practice location 1
2650 Ridge Ave.
Evanston, IL 60201-1718
Phone (847) 570-2033
Other practice location 2
800 W Central Rd
Arlington Heights, IL 60005-2349
Phone (847) 570-2530
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 036-111991 | Medicaid | IL |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL, IA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Pediatric Medicine
- Education
- University of Toronto, Faculty of Medicine, 1993
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
3421 W 9TH St
Waterloo, IA 50702-5401
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD-56658 | IA | MD | Neonatal-Perinatal Medicine Physician |
| 036111991 | IL | MD | Neonatal-Perinatal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Endeavor Health Medical Group | Current | Accepting new patients | |
| Rush University Medical Group | Current | Accepting new patients | |
| Endeavor Health Medical Group | Current | Accepting new patients | |
| Midwest Neoped Associates LTD | Past | Accepting new patients |
Locations
800 W Central Rd
Arlington Hts, IL 60005
Phone (847) 618-6150
75 Remittance Dr
Dept 1611
Chicago, IL 60675
1653 W Congress Pkwy
Chicago, IL 60612
Phone (312) 942-3138
9532 Eagle Way
Chicago, IL 60678
1653 W Congress Pkwy
#622
Chicago, IL 60612
Phone (312) 942-5068
1653 W Congress Pkwy
Ste 622
Chicago, IL 60612
Phone (312) 942-5068
1700 W Van Buren St
#500
Chicago, IL 60612
Phone (312) 563-2875
2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206
2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222
Interoperability endpoints
- spowell4817@direct.rush.rush-health.com
Organizations & group practices 5
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
-
- Internal Medicine Physician
- Chicago, IL
- NPI 1093819542
-
- Family Medicine Physician
- Waterloo, IA
- NPI 1548288160
-
- Anesthesiology Physician
- Evanston, IL
- NPI 1265695944
-
- Specialist
- Oak Brook, IL
- NPI 1396792180
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1150243200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776643200000",
"number": "1295778694",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3421 W 9TH ST",
"city": "WATERLOO",
"state": "IA",
"postal_code": "507025401",
"telephone_number": "319-272-7304"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3421 W 9TH ST",
"city": "WATERLOO",
"state": "IA",
"postal_code": "507025401",
"telephone_number": "319-272-8422",
"fax_number": "319-272-8203"
}
],
"practiceLocations": [
{
"address_1": "2650 Ridge Ave.",
"address_purpose": "LOCATION",
"city": "Evanston",
"state": "IL",
"postal_code": "602011718",
"country_code": "US",
"telephone_number": "847-570-2033",
"fax_number": "847-570-0231",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "800 W Central Rd",
"address_purpose": "LOCATION",
"city": "Arlington Heights",
"state": "IL",
"postal_code": "600052349",
"country_code": "US",
"telephone_number": "847-570-2530",
"fax_number": "847-570-0231",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "POWELL",
"first_name": "STEVEN",
"middle_name": "BRIAN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-14",
"last_updated": "2026-04-20",
"certification_date": "2026-04-20",
"status": "A"
},
"taxonomies": [
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "IL",
"license": "036111991",
"primary": false
},
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "IA",
"license": "MD-56658",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "036-111991",
"state": "IL"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Waterloo, IA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- 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.