Active NPI
Adwoa P Osei, MD. FAAP
- Developmental - Behavioral Pediatrics Physician
- Riverside, CA
National Provider Identifier
1639378748
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Developmental - Behavioral Pediatrics Physician
- License
- C153804
- Practice address
- Ucr Health Multispecialty
3390 University Ave., Ste., 100
Riverside, CA 92501 - Phone
- (844) 827-8000
- Fax
- (951) 335-0058
- NPI assigned
- Jul 17, 2007
- 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 |
|---|---|---|---|---|
| Developmental - Behavioral Pediatrics Physician | 2080P0006X | C153804 | CA | Primary |
| Pediatrics Physician | 208000000X | C153804 | CA |
Addresses
Primary practice location
Ucr Health Multispecialty
3390 University Ave., Ste., 100
Riverside, CA 92501
Mailing address
Ucr Health Multispecialty
3390 University Ave., Ste., 100
Riverside, CA 92501
Phone (844) 827-8000
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 200978980 | Medicaid | IN |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C153804 | CA | MD | Developmental - Behavioral Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ucr Health - Psychiatry | Current | Accepting new patients | |
| Regents of the University of California | Current | Accepting new patients | |
| Riverside Healthcare System, L.P. | Past | Accepting new patients |
Locations
3390 University Ave
Ste 1
Riverside, CA 92501
Phone (951) 827-7793
3390 University Ave
Ste 100
Riverside, CA 92501
Phone (844) 827-8000
Networks
- BSC 65 PLUS INDIVIDUAL MAPD
Organizations & group practices 3
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
- Riverside, CA
- NPI 1811255060
-
- Psychiatry Physician
- Irvine, CA
- NPI 1336679109
-
- Rehabilitation Hospital Unit
- Riverside, CA
- NPI 1053358010
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1184630400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1762473600000",
"number": "1639378748",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "UCR HEALTH MULTISPECIALTY",
"address_2": "3390 UNIVERSITY AVE., STE., 100",
"city": "RIVERSIDE",
"state": "CA",
"postal_code": "92501",
"telephone_number": "844-827-8000",
"fax_number": "951-335-0058"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "UCR HEALTH MULTISPECIALTY",
"address_2": "3390 UNIVERSITY AVE., STE., 100",
"city": "RIVERSIDE",
"state": "CA",
"postal_code": "92501",
"telephone_number": "844-827-8000",
"fax_number": "951-335-0058"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OSEI",
"first_name": "ADWOA",
"middle_name": "P",
"name_prefix": "Dr.",
"credential": "MD. FAAP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-07-17",
"last_updated": "2025-11-07",
"certification_date": "2025-11-07",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0006X",
"taxonomy_group": "",
"desc": "Pediatrics, Developmental - Behavioral Pediatrics",
"state": "CA",
"license": "C153804",
"primary": true
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "CA",
"license": "C153804",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "200978980",
"state": "IN"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Riverside, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 7, 2025; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.