Active NPI
Oscar L. Castro, MD
- Endocrinology, Diabetes & Metabolism Physician
- Mobile, AL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Endocrinology, Diabetes & Metabolism Physician
- License
- MD.32494
- Practice address
- 6701 Airport Blvd
Suite A101
Mobile, AL 36608-6705 - Phone
- (251) 633-8880
- Fax
- (251) 634-4503
- NPI assigned
- Jun 28, 2006
- Last updated
- Aug 7, 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 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 010492979A | IN | |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | PENDING | MO | |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | ME90956 | FL | |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | MD.32494 | AL | Primary |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 218694 | AZ |
Addresses
Primary practice location
6701 Airport Blvd
Suite A101
Mobile, AL 36608-6705
Mailing address
PO Box 617
Somerton, AZ 85350-0617
Phone (928) 662-0406
Other practice location 1
151 S Oak Ave Ste 2
San Luis, AZ 85336-0756
Phone (928) 662-0406
Other practice location 2
1100 N Kentucky Ave
West Plains, MO 65775-2029
Phone (417) 256-9111
Other practice location 3
3560 S 4th St
Terre Haute, IN 47802-5540
Phone (812) 235-8496
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in AL, IN, MO, AZ
- 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
- Endocrinology
- Education
- Other, 1991
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
3560 S 4TH St
Terre Haute, IN 47802-5540
Phone (812) 235-8496
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD.32494 | AL | MD | Endocrinology, Diabetes & Metabolism Physician |
| ME90956 | FL | MD | Endocrinology, Diabetes & Metabolism Physician |
| 010492979A | IN | MD | Endocrinology, Diabetes & Metabolism Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| HPW Center for Diabetes, LLC | Endocrinology, Diabetes & Metabolism | Current | Accepting new patients |
| Alabama Providence Healthcare Services | Current | Accepting new patients | |
| Ozarks Medical Center | Current | Accepting new patients | |
| Alabama Providence Healthcare Services | Endocrinology, Diabetes & Metabolism | Current | Accepting new patients |
| Ampla Health | Current | Accepting new patients | |
| Comanche County Hospital Authority | Current | Accepting new patients | |
| Comanche County Hospital Authority | Current | Accepting new patients | |
| Alabama Providence Healthcare Services | Endocrinology, Diabetes & Metabolism | Current | Accepting new patients |
| Ozarks Medical Center | Current | Accepting new patients | |
| Ampla Health | Current | Accepting new patients | |
| Providence Medical Group LLC | Current | Accepting new patients | |
| Ampla Health | Current | Accepting new patients | |
| Jackson County Memorial Hospital Authority | Past | Accepting new patients | |
| Women's Care Center of Pasco | Past | Accepting new patients | |
| Comanche County Hospital Authority | Past | Accepting new patients |
Locations
610 Providence Park Dr E
Ste 102
Mobile, AL 36695
Phone (251) 378-3900
6701 Airport Blvd
Ste A101
Mobile, AL 36608
Phone (251) 633-8880
6701 Airport Blvd
Ste B329
Mobile, AL 36608
Phone (251) 633-4311
2800 Lincoln St
Oroville, CA 95966
Phone (530) 534-7500
1000 Sutter St
Yuba City, CA 95991
Phone (530) 673-9420
935 Market St
Yuba City, CA 95991
Phone (530) 674-4261
191 Harding Ave
Terre Haute, IN 47807
Phone (812) 235-8496
3560 S 4th St
Terre Haute, IN 47802
Phone (812) 235-8496
1100 N Kentucky Ave
West Plains, MO 65775
Phone (417) 257-5959
3811 W Gore Blvd
Ste 6
Lawton, OK 73505
Phone (580) 250-6525
5404 SW Lee Blvd
Lawton, OK 73505
Phone (580) 355-5242
Interoperability endpoints
- https://fhir.meditouchehr.com/api/fhir/r4/
Organizations & group practices 16
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.
-
- Endocrinology, Diabetes & Metabolism Physician
- Terre Haute, IN
- NPI 1043680515
-
dba Providence Medical Group
- Internal Medicine Physician
- Mobile, AL
- NPI 1245669514
Endocrinology, Diabetes & Metabolism
-
dba Ozarks Healthcare
- General Acute Care Hospital
- West Plains, MO
- NPI 1831115641
-
- Family Medicine Physician
- Yuma, AZ
- NPI 1821387051
-
- Family Medicine Physician
- Robertsdale, AL
- NPI 1174952261
-
dba Ascension Providence Diabetes Management Program
- Endocrinology, Diabetes & Metabolism Physician
- Mobile, AL
- NPI 1609446087
-
- Federally Qualified Health Center (FQHC)
- Chico, CA
- NPI 1316963606
-
- Federally Qualified Health Center (FQHC)
- Chico, CA
- NPI 1881613669
-
- Federally Qualified Health Center (FQHC)
- Oroville, CA
- NPI 1952333635
-
dba Great Plains Pharmacy
- Community/Retail Pharmacy
- Lawton, OK
- NPI 1427130947
-
dba Lawton Community Health Center
- Federally Qualified Health Center (FQHC)
- Lawton, OK
- NPI 1588832869
-
- Psychiatric Hospital Unit
- West Plains, MO
- NPI 1235929027
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Oroville, CA
- NPI 1871606269
-
dba Ozarks Healthcare
- General Acute Care Hospital
- West Plains, MO
- NPI 1831115641
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1151452800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786060800000",
"number": "1093743288",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 617",
"city": "SOMERTON",
"state": "AZ",
"postal_code": "853500617",
"telephone_number": "928-662-0406",
"fax_number": "928-662-0407"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6701 AIRPORT BLVD",
"address_2": "SUITE A101",
"city": "MOBILE",
"state": "AL",
"postal_code": "366086705",
"telephone_number": "251-633-8880",
"fax_number": "251-634-4503"
}
],
"practiceLocations": [
{
"address_1": "151 S Oak Ave Ste 2",
"address_purpose": "LOCATION",
"city": "San Luis",
"state": "AZ",
"postal_code": "853360756",
"country_code": "US",
"telephone_number": "928-662-0406",
"fax_number": "928-662-0407",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1100 N Kentucky Ave",
"address_purpose": "LOCATION",
"city": "West Plains",
"state": "MO",
"postal_code": "657752029",
"country_code": "US",
"telephone_number": "417-256-9111",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "3560 S 4th St",
"address_purpose": "LOCATION",
"city": "Terre Haute",
"state": "IN",
"postal_code": "478025540",
"country_code": "US",
"telephone_number": "812-235-8496",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CASTRO",
"first_name": "OSCAR",
"middle_name": "L.",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-28",
"last_updated": "2026-08-07",
"certification_date": "2026-08-07",
"status": "A"
},
"taxonomies": [
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "IN",
"license": "010492979A",
"primary": false
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "MO",
"license": "PENDING",
"primary": false
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "FL",
"license": "ME90956",
"primary": false
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "AL",
"license": "MD.32494",
"primary": true
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "AZ",
"license": "218694",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Mobile, AL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 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.