Active NPI
Gregory P Witkowski, MD
- Orthopaedic Surgery Physician
- Warrenville, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- 036123834
- Practice address
- 27650 Ferry Rd
Suite 100
Warrenville, IL 60555-3845 - Phone
- (630) 225-2663
- Fax
- (630) 225-2399
- NPI assigned
- May 17, 2007
- 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 |
|---|---|---|---|---|
| Orthopaedic Foot and Ankle Surgery Physician | 207XX0004X | 036-123834 | IL | |
| Orthopaedic Surgery Physician | 207X00000X | 036123834 | IL | Primary |
Addresses
Primary practice location
27650 Ferry Rd
Suite 100
Warrenville, IL 60555-3845
Mailing address
27650 Ferry Rd
Suite 100
Warrenville, IL 60555-3845
Phone (630) 225-2663
Other identifiers 4
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 206147133 | Other | IL | MEDICARE INDIVIDUAL |
| P01179010 | Other | IL | RR MEDICARE |
| 036123834 | Medicaid | IL | |
| 206147 | Other | IL | MEDICARE GROUP |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Orthopedic Surgery
- Education
- Wayne State University School of Medicine, 2003
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1800 N Main St
Wheaton, IL 60187-3112
Phone (630) 933-4800
25 N Winfield Rd
Winfield, IL 60190-1295
2600 Compass Rd
Glenview, IL 60026-8001
27650 Ferry Rd
Warrenville, IL 60555-3845
Phone (630) 225-2663
300 Randall Rd
Geneva, IL 60134-4200
Phone (630) 933-4700
304 Randall Rd
Geneva, IL 60134-4200
Phone (630) 307-7799
885 Roosevelt Rd
Glen Ellyn, IL 60137-6141
Hospital & facility affiliations
- Northwestern Medicine Central Dupage Hospital
- Northwestern Medicine Delnor Community Hospital
- Marianjoy Rehabilitation Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 95.63 of 100
- Quality
- 88.47
- Promoting interoperability
- 100
- Improvement activities
- 40
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Hip replacement | 1-10 |
| Removal of tissue | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 036-123834 | IL | MD | Orthopaedic Foot and Ankle Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Central Dupage Physician Group | Orthopaedic Surgery | Current | Accepting new patients |
| Central Dupage Physician Group | Current | Accepting new patients | |
| Oad Orthopaedics, LTD | Past | Accepting new patients |
Locations
515 Thornhill Dr
Carol Stream, IL 60188
Dept 5777
Carol Stream, IL 60122
Carol Stream, IL 60122
Phone (630) 933-3300
351 Delnor Dr
Ste 410
Geneva, IL 60134
Phone (630) 232-6354
885 Roosevelt Rd
Ste 300
Glen Ellyn, IL 60137
Phone (630) 653-3961
27650 Ferry Rd
Ste 100
Warrenville, IL 60555
Phone (630) 225-2455
1800 N Main St
Wheaton, IL 60187
Phone (630) 469-0045
Organizations & group practices 4
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.
-
- Family Medicine Physician
- Carol Stream, IL
- NPI 1033149844
-
- Rehabilitation Clinic/Center
- Glenview, IL
- NPI 1346368248
-
- Orthopaedic Surgery Physician
- Geneva, IL
- NPI 1780012344
-
- Specialist
- Warrenville, IL
- NPI 1801844642
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Winfield, IL
- NPI 1003864810
-
- Psychiatric Hospital Unit
- Winfield, IL
- NPI 1740230895
-
- General Acute Care Hospital
- Geneva, IL
- NPI 1407859655
-
- Rehabilitation Hospital
- Wheaton, IL
- NPI 1083660658
Inpatient rehabilitation facility
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1179360000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1518998400000",
"number": "1750598850",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "27650 FERRY RD",
"address_2": "SUITE 100",
"city": "WARRENVILLE",
"state": "IL",
"postal_code": "605553845",
"telephone_number": "630-225-2663",
"fax_number": "630-225-2399"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "27650 FERRY RD",
"address_2": "SUITE 100",
"city": "WARRENVILLE",
"state": "IL",
"postal_code": "605553845",
"telephone_number": "630-225-2663",
"fax_number": "630-225-2399"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WITKOWSKI",
"first_name": "GREGORY",
"middle_name": "P",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-05-17",
"last_updated": "2018-02-19",
"status": "A"
},
"taxonomies": [
{
"code": "207XX0004X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery, Foot and Ankle Surgery",
"state": "IL",
"license": "036-123834",
"primary": false
},
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "IL",
"license": "036123834",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "MEDICARE INDIVIDUAL",
"identifier": "206147133",
"state": "IL"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RR MEDICARE",
"identifier": "P01179010",
"state": "IL"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "036123834",
"state": "IL"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "MEDICARE GROUP",
"identifier": "206147",
"state": "IL"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Warrenville, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 19, 2018; 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.