Active NPI
Hematology and Oncology Associates of Alabama, LLC
- Medical Oncology Physician
- Gadsden, AL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Oncology Physician
- Legal business name
- HEMATOLOGY AND ONCOLOGY ASSOCIATES OF ALABAMA, LLC
- Practice address
- 705 Goodyear Ave
Gadsden, AL 35903-1156 - Phone
- (256) 492-0375
- Fax
- (256) 492-9811
- NPI assigned
- Aug 17, 2006
- Last updated
- May 1, 2026
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Elquis M. Castillo, MD
- Title
- President
- Phone
- (205) 271-8541
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Medical Oncology Physician | 207RX0202X | NU | Primary |
Addresses
Primary practice location
705 Goodyear Ave
Gadsden, AL 35903-1156
Mailing address
PO Box 131329
Birmingham, AL 35213-6329
Phone (256) 492-0375
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| CK5459 | Other | AL | RAILROAD MEDICARE |
| 529931810 | Medicaid | AL |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in AL
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20031231000568 | AL | Part B Supplier - Clinic/Group Practice | 9830098516 |
Receives reassigned benefits from 12 practitioners 3 other NPIs on this enrollment This NPI is an additional NPI on the enrollment Practice locations: Birmingham, AL; Gadsden, AL |
Other NPIs on the same Medicare enrollment 3
NPIs listed together on one Medicare enrollment, typically parts of the same organization.
-
- Hematology & Oncology Physician
- Birmingham, AL
- NPI 1134232770
O20031231000568
-
- Radiation Oncology Physician
- Birmingham, AL
- NPI 1316053515
O20031231000568
-
- Hematology & Oncology Physician
- Sylacauga, AL
- NPI 1821101320
O20031231000568
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 01D0859639 | Hematology and Oncology Associates of Alabama | Compliance | Oct 4, 2026 |
National Provider Directory
National Provider Directory- Tax ID family
- Hematology and Oncology Associates of Alabama LLC
Other organizations with this tax ID 4
Organizations that report the same tax identification number in the National Provider Directory.
-
- Hematology & Oncology Physician
- Fultondale, AL
- NPI 1033443775
-
dba Hematology & Oncology Associates of Alabama
- Community/Retail Pharmacy
- Birmingham, AL
- NPI 1902346372
-
- Hematology & Oncology Physician
- Birmingham, AL
- NPI 1134232770
-
- Hematology & Oncology Physician
- Anniston, AL
- NPI 1528251642
Locations
200 Medical Center Dr
Gadsden, AL 35903
Phone (256) 492-0375
705 Goodyear Ave
Gadsden, AL 35903
Phone (256) 492-0375
Practitioners & affiliated clinicians
Practitioners 6
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Medical Oncology Physician
- Gadsden, AL
- NPI 1609890474
-
- Hematology & Oncology Physician
- Tuscaloosa, AL
- NPI 1164666483
-
- Gerontology Nurse Practitioner
- Gadsden, AL
- NPI 1649833500
-
- Adult Health Nurse Practitioner
- Gadsden, AL
- NPI 1861882565
-
- Physician Assistant
- Gadsden, AL
- NPI 1265077234
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1155772800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1777593600000",
"number": "1730292228",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 131329",
"city": "BIRMINGHAM",
"state": "AL",
"postal_code": "352136329",
"telephone_number": "256-492-0375",
"fax_number": "256-492-9811"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "705 GOODYEAR AVE",
"city": "GADSDEN",
"state": "AL",
"postal_code": "359031156",
"telephone_number": "256-492-0375",
"fax_number": "256-492-9811"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "HEMATOLOGY AND ONCOLOGY ASSOCIATES OF ALABAMA, LLC",
"organizational_subpart": "NO",
"enumeration_date": "2006-08-17",
"last_updated": "2026-05-01",
"certification_date": "2026-05-01",
"status": "A",
"authorized_official_last_name": "CASTILLO",
"authorized_official_first_name": "ELQUIS",
"authorized_official_middle_name": "M.",
"authorized_official_title_or_position": "PRESIDENT",
"authorized_official_telephone_number": "205-271-8541",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207RX0202X",
"taxonomy_group": "",
"desc": "Internal Medicine, Medical Oncology",
"state": "NU",
"license": null,
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RAILROAD MEDICARE",
"identifier": "CK5459",
"state": "AL"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "529931810",
"state": "AL"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Gadsden, AL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- 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.