Active NPI
Catherine Gail Tiwald, N.P.
- Women's Health Nurse Practitioner
- Glendale, AZ
National Provider Identifier
1306829304
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Women's Health Nurse Practitioner
- License
- RN 048187
- Practice address
- 6202 W Bell Rd
Suite 1
Glendale, AZ 85308-3718 - Phone
- (602) 547-1600
- Fax
- (602) 547-1622
- NPI assigned
- Nov 22, 2005
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Women's Health Nurse Practitioner | 363LW0102X | RN 048187 | AZ | Primary |
Addresses
Primary practice location
6202 W Bell Rd
Suite 1
Glendale, AZ 85308-3718
Mailing address
7502 W Willow Ave
Peoria, AZ 85381-4014
Phone (623) 326-6172
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| RN 048187 | AZ | MD | Women's Health Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Kathleen M Norman, M.D. | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1132617600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1306829304",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7502 W WILLOW AVE",
"city": "PEORIA",
"state": "AZ",
"postal_code": "853814014",
"telephone_number": "623-326-6172",
"fax_number": "602-547-1622"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6202 W BELL RD",
"address_2": "SUITE 1",
"city": "GLENDALE",
"state": "AZ",
"postal_code": "853083718",
"telephone_number": "602-547-1600",
"fax_number": "602-547-1622"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TIWALD",
"first_name": "CATHERINE",
"middle_name": "GAIL",
"name_prefix": "Ms.",
"credential": "N.P.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2005-11-22",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "363LW0102X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Women's Health",
"state": "AZ",
"license": "RN 048187",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Glendale, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.