Active NPI
Ameer Almullahassani, MD
- Neurology Physician
- Fairfield, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neurology Physician
- License
- MD-38285
- Practice address
- 1860 Pennsylvania Ave
Suite 210
Fairfield, CA 94533-3590 - Phone
- (707) 646-4380
- Fax
- (707) 646-4381
- NPI assigned
- Apr 8, 2009
- Last updated
- Feb 26, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Neurology Physician | 2084N0400X | MD-38285 | IA | Primary |
| Neurology Physician | 2084N0400X | E-19927 | AR |
Addresses
Primary practice location
1860 Pennsylvania Ave
Suite 210
Fairfield, CA 94533-3590
Mailing address
1860 Pennsylvania Ave
Suite 210
Fairfield, CA 94533-3590
Phone (707) 646-4380
Other practice location 1
1500 Dodson Ave Ste 290
Fort Smith, AR 72901-5182
Phone (479) 709-7175
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, NC, AR, GA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 4
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- Other, 2002
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1000 Nut Tree Rd
Vacaville, CA 95687-4100
Phone (707) 624-7000
1020 Nut Tree Rd
Vacaville, CA 95687-4100
1200 B Gale Wilson Blvd
Fairfield, CA 94533-3552
Phone (707) 429-3600
1860 Pennsylvania Ave
Fairfield, CA 94533-3550
1860 Pennsylvania Ave
Fairfield, CA 94533-3590
Phone (707) 646-4114
Hospital & facility affiliations
- Silverline Staff Home Health
- Healthflex Home Health Services
- Northbay Medical Center
- Sutter Medical Center, Sacramento
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Skin biopsy | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| E-19927 | AR | MD | Neurology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Veeone Medical Group II Professional Corporation | Neurology | Current | Accepting new patients |
| The Charlotte-Mecklenburg Hospital Authority | Neurology | Current | Accepting new patients |
| Northbay Healthcare Group | Current | Accepting new patients | |
| Veeone Medical Group PA | Neurology | Current | Accepting new patients |
| Carolinas Medical Center | Current | Accepting new patients | |
| Carolinas Physicians Network Inc | Current | Accepting new patients | |
| Carolinas Physicians Network Inc | Current | Accepting new patients | |
| Carolinas Physicians Network Inc | Current | Accepting new patients | |
| The Charlotte-Mecklenburg Hospital Authority | Current | Accepting new patients | |
| Ccmma Ca PC | Current | Accepting new patients | |
| Carolinas Medical Center | Current | Accepting new patients | |
| Baptist Health Services | Neurology | Current | Accepting new patients |
| Northbay Health Medical Foundation | Current | Accepting new patients | |
| Northbay Healthcare Group | Current | Accepting new patients | |
| Northbay Healthcare Group | Current | Accepting new patients | |
| Baptist Health Services | Current | Accepting new patients | |
| The Charlotte-Mecklenburg Hospital Authority | Current | Accepting new patients | |
| Carolinas Medical Center | Current | Accepting new patients | |
| Northbay Physicians Surgery Center LLC | Past | Accepting new patients | |
| Sumner Community Club | Past | Accepting new patients | |
| Allen Memorial Hospital Corporation | Past | Accepting new patients | |
| Lodi Memorial Hospital Association Inc | Past | Accepting new patients |
Locations
1555 Exchange Ave
Conway, AR 72032
Phone (501) 202-2300
1120 Lexington Ave
Fort Smith, AR 72901
Phone (479) 709-7120
1500 Dodson Ave
Ste 285B
Fort Smith, AR 72901
Phone (479) 709-7025
1500 Dodson Ave
Ste 290
Fort Smith, AR 72901
Phone (479) 573-7905
11001 Executive Center Dr
Ste 200
Little Rock, AR 72211
Phone (501) 812-7215
1200 B Gale Wilson Blvd
Fairfield, CA 94533
Phone (707) 429-3600
1860 Pennsylvania Ave
Ste 110
Fairfield, CA 94533
Phone (707) 254-9693
1860 Pennsylvania Ave
Ste 210
Fairfield, CA 94533
Phone (707) 646-4191
1860 Pennsylvania Ave
Ste 230
Fairfield, CA 94533
Phone (707) 646-4000
2767 Olive Hwy
Oroville, CA 95966
Phone (916) 533-8500
1420 E Roseville Pkwy
Ste 140519
Roseville, CA 95661
1000 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-4000
1010 Nut Tree Rd
Ste 100B
Vacaville, CA 95687
Phone (707) 646-7999
101 Main St
Winters, CA 95694
Phone (530) 795-4123
1000 Blythe Blvd
Charlotte, NC 28203
Phone (704) 351-3791
14214 Ballantyne Lake Rd
Ste 100
Charlotte, NC 28277
Phone (704) 667-2650
200 Medical Park Dr
Ste 250
Concord, NC 28025
Phone (704) 403-2740
315 Medical Park Dr
Ste 202
Concord, NC 28025
Phone (704) 262-1911
202 E Grover St
Shelby, NC 28150
Phone (704) 482-7311
Interoperability endpoints
- https://fhir-myrecord.cerner.com/r4/UMZ-Uxn6V9x08sH5gCnG-5yPg9ZX7et6/
Organizations & group practices 23
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba NorthBay Health Medical Network
- Internal Medicine Physician
- Fairfield, CA
- NPI 1760283527
-
dba dba NorthBay Medical Center
- General Acute Care Hospital
- Fairfield, CA
- NPI 1821147786
-
- Critical Care Medicine (Anesthesiology) Physician
- Redding, CA
- NPI 1679293443
-
- Critical Care Medicine (Internal Medicine) Physician
- Roseville, CA
- NPI 1043928443
Neurology
-
- Critical Care Medicine (Internal Medicine) Physician
- Roseville, CA
- NPI 1265156558
Neurology
-
dba Baptist Health Foot and Ankle Clinic-Fort Smith
- Foot & Ankle Surgery Podiatrist
- Fort Smith, AR
- NPI 1922587690
-
dba Atrium Health Levine Children's Gastroenterology
- Obstetrics & Gynecology Physician
- Charlotte, NC
- NPI 1275774333
-
dba Atrium Health Musculoskeletal Institute Orthopedics & Sports Medici
- Orthopaedic Surgery Physician
- Charlotte, NC
- NPI 1437607686
-
dba Levine Cancer Institute
- Medical Oncology Physician
- Indian Land, SC
- NPI 1669738829
NC
-
dba WellStar Family Medicine ACW
- Family Medicine Physician
- Kennesaw, GA
- NPI 1558664003
-
dba Northbay VacaValley Hospital
- General Acute Care Hospital
- Vacaville, CA
- NPI 1255483202
-
dba NorthBay VacaValley Hospital
- Multi-Specialty Clinic/Center
- Vacaville, CA
- NPI 1760534713
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Home Health Agency
- Oakland, CA
- NPI 1326399296
-
dba dba NorthBay Medical Center
- General Acute Care Hospital
- Fairfield, CA
- NPI 1821147786
-
- General Acute Care Hospital
- Sacramento, CA
- NPI 1811946734
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1239148800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1772064000000",
"number": "1245473131",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1860 PENNSYLVANIA AVE",
"address_2": "SUITE 210",
"city": "FAIRFIELD",
"state": "CA",
"postal_code": "945333590",
"telephone_number": "707-646-4380",
"fax_number": "707-646-4381"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1860 PENNSYLVANIA AVE",
"address_2": "SUITE 210",
"city": "FAIRFIELD",
"state": "CA",
"postal_code": "945333590",
"telephone_number": "707-646-4380",
"fax_number": "707-646-4381"
}
],
"practiceLocations": [
{
"address_1": "1500 Dodson Ave Ste 290",
"address_purpose": "LOCATION",
"city": "Fort Smith",
"state": "AR",
"postal_code": "729015182",
"country_code": "US",
"telephone_number": "479-709-7175",
"fax_number": "479-709-7180",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ALMULLAHASSANI",
"first_name": "AMEER",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2009-04-08",
"last_updated": "2026-02-26",
"certification_date": "2026-02-26",
"status": "A"
},
"taxonomies": [
{
"code": "2084N0400X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology",
"state": "IA",
"license": "MD-38285",
"primary": true
},
{
"code": "2084N0400X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology",
"state": "AR",
"license": "E-19927",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Fairfield, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 26, 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.