Active NPI
Erik Holder, MD/MPH
- Obstetrics & Gynecology Physician
- Phoenix, AZ
National Provider Identifier
1639810757
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- 80716
- Practice address
- 500 W Thomas Rd Ste 700
Phoenix, AZ 85013-4295 - Phone
- (602) 406-7048
- Fax
- (602) 406-7650
- NPI assigned
- Apr 5, 2022
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 80716 | AZ | Primary |
| Obstetrics & Gynecology Physician | 207V00000X | 1528234911 | TX |
Addresses
Primary practice location
500 W Thomas Rd Ste 700
Phoenix, AZ 85013-4295
Mailing address
PO Box 33269
Phoenix, AZ 85067-3269
Phone (602) 406-4786
Other practice location 1
7703 Floyd Curl Dr
San Antonio, TX 78229-3901
Phone (210) 567-7000
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | holdere1@uthscsa.edu | University of Texas Health Sciences Center - San Antonio |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20260617001495 | TX | Order and Referring Only - Obstetrics/Gynecology | 3173095585 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1528234911 | TX | MD | Obstetrics & Gynecology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1649116800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785974400000",
"number": "1639810757",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 33269",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850673269",
"telephone_number": "602-406-4786",
"fax_number": "916-636-4358"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "500 W THOMAS RD STE 700",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850134295",
"telephone_number": "602-406-7048",
"fax_number": "602-406-7650"
}
],
"practiceLocations": [
{
"address_1": "7703 Floyd Curl Dr",
"address_purpose": "LOCATION",
"city": "San Antonio",
"state": "TX",
"postal_code": "782293901",
"country_code": "US",
"telephone_number": "210-567-7000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "HOLDER",
"first_name": "ERIK",
"credential": "MD/MPH",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2022-04-05",
"last_updated": "2026-08-06",
"certification_date": "2026-08-06",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "AZ",
"license": "80716",
"primary": true
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "TX",
"license": "1528234911",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "holdere1@uthscsa.edu",
"affiliation": "Y",
"endpointDescription": "Hospital Email",
"affiliationName": "University of Texas Health Sciences Center - San Antonio",
"address_1": "7703 Floyd Curl Dr",
"city": "San Antonio",
"state": "TX",
"country_code": "US",
"postal_code": "782293901",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Phoenix, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.