Active NPI
Josephine Ba Nguyen, M.D.
- Gynecology Physician
- Elmhurst, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gynecology Physician
- License
- 036178663
- Practice address
- 133 E Brush Hill Rd Ste 308
Elmhurst, IL 60126-5662 - Phone
- (331) 221-9006
- Fax
- (331) 221-2734
- NPI assigned
- Mar 21, 2017
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gynecology Physician | 207VG0400X | A157172 | CA | |
| Obstetrics & Gynecology Physician | 207V00000X | 036178663 | IL | |
| Gynecology Physician | 207VG0400X | 036178663 | IL | Primary |
Addresses
Primary practice location
133 E Brush Hill Rd Ste 308
Elmhurst, IL 60126-5662
Mailing address
2650 Ridge Ave # 1223
Evanston, IL 60201-1700
Phone (847) 982-3175
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| SOAP URL | https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq | Health Information Exchange (HIE) | The Permanente Medical Group |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, IL
- 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
- Obstetrics/Gynecology
- Education
- Other, 2017
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
133 E Brush Hill Rd
Suite 205
Elmhurst, IL 60126-5659
Phone (331) 221-6930
2650 Ridge Ave
Evanston, IL 60201-1700
710 Lawrence Express Way
Santa Clara, CA 95051-5173
Phone (408) 851-1000
755 N York St
Elmhurst, IL 60126-1607
Phone (331) 221-2900
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A157172 | CA | MD | Gynecology Physician |
| 036178663 | IL | MD | Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Permanente Medical Group Inc | Current | Accepting new patients | |
| Endeavor Health Medical Group | Current | Accepting new patients | |
| Permanente Medical Group Inc | Current | Accepting new patients | |
| Permanente Medical Group, Inc | Current | Accepting new patients |
Locations
750 Auburn Ravine Rd
Auburn, CA 95603
Phone (530) 823-6131
4753 W Shaw Ave
Ste 101
Fresno, CA 93722
Phone (559) 277-8738
900 N Douty St
Hanford, CA 93230
Phone (559) 587-9014
1800 Harrison St
Fl 7
Oakland, CA 94612
101 Monroe St
Petaluma, CA 94954
Phone (707) 763-4109
1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015
901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500
930 W Main St
Ripon, CA 95366
Phone (209) 599-4221
501 J St
Sacramento, CA 95814
Phone (916) 497-3000
2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000
710 Lawrence Expy
#386
Santa Clara, CA 95051
Phone (408) 554-9820
700 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 851-5300
710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400
5615 Scotts Valley Dr
Scotts Valley, CA 95066
Phone (831) 430-2700
7373 West Ln
Stockton, CA 95210
Phone (209) 476-2000
975 Sereno Dr
Vallejo, CA 94589
Phone (707) 651-1000
320 N Crawford St
Willows, CA 95988
Phone (530) 934-2834
133 E Brush Hill Rd
Ste 308
Elmhurst, IL 60126
Phone (331) 221-9006
2650 Ridge Ave
#1223
Evanston, IL 60201
Phone (847) 982-3172
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.
-
- Internal Medicine Physician
- Santa Clara, CA
- NPI 1073606299
-
dba NorthShore University HealthSystem Faculty Practice Associates
- Emergency Medicine Physician
- Evanston, IL
- NPI 1497701882
-
dba NorthShore Anesthesia Group
- Anesthesiology Physician
- Evanston, IL
- NPI 1265695944
-
- Internal Medicine Physician
- Stockton, CA
- NPI 1548343510
-
- Clinical Medical Laboratory
- San Jose, CA
- NPI 1497971584
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1490054400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788220800000",
"number": "1487185583",
"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": "133 E BRUSH HILL RD STE 308",
"city": "ELMHURST",
"state": "IL",
"postal_code": "601265662",
"telephone_number": "331-221-9006",
"fax_number": "331-221-2734"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NGUYEN",
"first_name": "JOSEPHINE",
"middle_name": "BA",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2017-03-21",
"last_updated": "2026-09-01",
"certification_date": "2026-09-01",
"status": "A"
},
"taxonomies": [
{
"code": "207VG0400X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Gynecology",
"state": "CA",
"license": "A157172",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "IL",
"license": "036178663",
"primary": false
},
{
"code": "207VG0400X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Gynecology",
"state": "IL",
"license": "036178663",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "SOAP",
"endpointTypeDescription": "SOAP URL",
"endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
"affiliation": "Y",
"endpointDescription": "Carequality",
"affiliationName": "The Permanente Medical Group",
"use": "HIE",
"useDescription": "Health Information Exchange (HIE)",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "C-CDA",
"address_1": "700 Lawrence Expy",
"city": "Santa Clara",
"state": "CA",
"country_code": "US",
"postal_code": "950515173",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Elmhurst, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 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.