Active NPI
Alberto P Sommerhalder, M.D.
- Diagnostic Radiology Physician
- Longview, TX
National Provider Identifier
1245297290
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Diagnostic Radiology Physician
- License
- E9421
- Practice address
- 700 E Marshall Ave
Longview, TX 75601-5580 - Phone
- (903) 315-2072
- Fax
- (903) 247-0222
- NPI assigned
- Apr 26, 2006
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Diagnostic Radiology Physician | 2085R0202X | E9421 | TX | Primary |
Addresses
Primary practice location
700 E Marshall Ave
Longview, TX 75601-5580
Mailing address
1804 Northwest Dr
Longview, TX 75604-2625
Other identifiers 6
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 012079 | Other | TX | TX KIDNEY HEALTH |
| P00048092 | Other | TX | TRAVELER MEDICARE |
| 118444 | Other | TX | CHIP PROGRAM |
| 88R993 | Other | TX | BLUE CROSS BLUE SHIELD TX |
| MDE9421 | Other | TX | WORKERS COMP |
| 752961826A003 | Other | TX | CHAMPUS |
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
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1146009600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1245297290",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1804 NORTHWEST DR",
"city": "LONGVIEW",
"state": "TX",
"postal_code": "756042625"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "700 E MARSHALL AVE",
"city": "LONGVIEW",
"state": "TX",
"postal_code": "756015580",
"telephone_number": "903-315-2072",
"fax_number": "903-247-0222"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SOMMERHALDER",
"first_name": "ALBERTO",
"middle_name": "P",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-04-26",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "TX",
"license": "E9421",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "TX KIDNEY HEALTH",
"identifier": "012079",
"state": "TX"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "TRAVELER MEDICARE",
"identifier": "P00048092",
"state": "TX"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CHIP PROGRAM",
"identifier": "118444",
"state": "TX"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE CROSS BLUE SHIELD TX",
"identifier": "88R993",
"state": "TX"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "WORKERS COMP",
"identifier": "MDE9421",
"state": "TX"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CHAMPUS",
"identifier": "752961826A003",
"state": "TX"
}
],
"endpoints": [],
"other_names": []
}Other providers in Longview, TX
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.