Active NPI
Matthew Aaron Lamb, M.D.
- Emergency Medicine Physician
- Fort Smith, AR
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- E9355
- Practice address
- 612 S 12TH St
Fort Smith, AR 72901-4702 - Phone
- (479) 424-3193
- NPI assigned
- Mar 26, 2013
- 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 |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | E9355 | AR | Primary |
Addresses
Primary practice location
612 S 12TH St
Fort Smith, AR 72901-4702
Mailing address
3337 Sunset Hwy
East Wenatchee, WA 98802-8608
Phone (509) 393-8298
Other names 1
- Dr. Matthew Aaron Lamb
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Emergency Medicine
- Education
- Other, 2012
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
3810 Plaza Way
Kennewick, WA 99338-2722
Phone (509) 221-7000
520 N 4TH Ave
Pasco, WA 99301-5257
Phone (509) 547-7704
Hospital & facility affiliations
- Lourdes Medical Center
- Lourdes Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| E9355 | AR | MD | Emergency Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Northwest Emergency Physicians LLC | Emergency Medicine | Current | Accepting new patients |
| Lourdes Hospital LLC | Past | Accepting new patients |
Locations
520 N 4th Ave
Pasco, WA 99301
Phone (509) 544-6140
888 Swift Blvd
Richland, WA 99352
Phone (509) 942-2115
11315 Bridgeport Way SW
Tacoma, WA 98499
Phone (253) 588-1711
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.
-
- Emergency Medicine Physician
- Arlington, WA
- NPI 1235172370
-
- Psychiatric Hospital
- Richland, WA
- NPI 1548342181
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Rehabilitation Hospital Unit
- Pasco, WA
- NPI 1497817654
Inpatient rehabilitation facility
-
- Critical Access Hospital
- Pasco, WA
- NPI 1831284280
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1364256000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783641600000",
"number": "1346582509",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3337 SUNSET HWY",
"city": "EAST WENATCHEE",
"state": "WA",
"postal_code": "988028608",
"telephone_number": "509-393-8298"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "612 S 12TH ST",
"city": "FORT SMITH",
"state": "AR",
"postal_code": "729014702",
"telephone_number": "479-424-3193"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LAMB",
"first_name": "MATTHEW",
"middle_name": "AARON",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2013-03-26",
"last_updated": "2026-07-10",
"certification_date": "2026-07-10",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "AR",
"license": "E9355",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "MATTHEW",
"last_name": "LAMB",
"middle_name": "AARON",
"prefix": "DR.",
"credential": "M.D.",
"code": "2",
"type": "Professional Name"
}
]
}
Other providers in Fort Smith, AR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 10, 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.