Active NPI
Melhem Dandan, MD
- Family Medicine Physician
- San Antonio, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- A78213
- Practice address
- 520 Madison Oak Dr
San Antonio, TX 78258-3913 - Phone
- (210) 297-4000
- Fax
- (210) 297-0321
- NPI assigned
- Nov 18, 2005
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | A78213 | TX | Primary |
| Obstetrics & Gynecology Physician | 207V00000X | P0716 | TX |
Addresses
Primary practice location
520 Madison Oak Dr
San Antonio, TX 78258-3913
Mailing address
354 E Southcross Blvd Ste 100
San Antonio, TX 78214-3595
Phone (661) 912-7458
Other practice location 1
354 E Southcross Blvd Ste 100
San Antonio, TX 78214-3595
Phone (210) 361-5826
Other names 1
- Dr. Melhem Abd-Allah Dandan
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| CONNECT URL | EMR |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- 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
- Obstetrics/Gynecology
- Education
- Other, 1993
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
354 E Southcross Blvd
San Antonio, TX 78214-3595
Phone (661) 912-7458
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A78213 | TX | MD | Family Medicine Physician |
| P0716 | TX | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Christus Trinity Clinic Texas | Family Medicine | Current | Accepting new patients |
| Christus Trinity Clinic Texas | Current | Accepting new patients | |
| Dandan Primary Care, LLC | Family Medicine | Current | Accepting new patients |
| BHS Physicians Network, Inc | Family Medicine | Current | Accepting new patients |
| Westover Hills Women'S Health PA | Obstetrics & Gynecology | Current | Accepting new patients |
| BHS Physicians Network, Inc | Current | Accepting new patients | |
| Christus Santa Rosa Health Care Corporation | Past | Accepting new patients |
Locations
3903 Wiseman Blvd
San Antonio, TX 78251
Phone (210) 681-0126
520 Madison Oak Dr
San Antonio, TX 78258
Phone (210) 297-0412
2414 Commercial Ave
San Antonio, TX 78221
Phone (210) 257-0214
315 N San Saba
Ste 1180
San Antonio, TX 78207
Phone (210) 270-7800
7003 S New Braunfels Ave
Ste 101
San Antonio, TX 78223
Phone (210) 245-7933
315 N San Saba
Ste 960
San Antonio, TX 78207
Phone (210) 223-9888
8811 Village Dr
San Antonio, TX 78217
Phone (210) 297-2000
7400 Barlite Blvd
San Antonio, TX 78224
Phone (210) 921-2000
11212 State Highway 151
Ste 150
San Antonio, TX 78251
Phone (210) 233-1215
7430 Barlite Blvd
Ste 105
San Antonio, TX 78224
Phone (210) 568-1949
630 S Fleishel Ave
Tyler, TX 75701
Phone (903) 510-8888
Interoperability endpoints
- melhemdandan@saccobgyn.allscriptsdirect.net
- houmamal-hakeemmd.melhemdandan@112276.advancedmd-direct.com
Organizations & group practices 7
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.
-
- Family Medicine Physician
- San Antonio, TX
- NPI 1235804964
-
- Family Medicine Physician
- San Antonio, TX
- NPI 1598958431
-
- Family Medicine Physician
- Tyler, TX
- NPI 1285684225
-
- Obstetrics & Gynecology Physician
- San Antonio, TX
- NPI 1477765824
-
- Durable Medical Equipment & Medical Supplies
- Boerne, TX
- NPI 1730079286
-
- Rural Health Clinic/Center
- Winnsboro, TX
- NPI 1801673165
-
- Children's Hospital
- San Antonio, TX
- NPI 1821004151
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1132272000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785888000000",
"number": "1053393520",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "354 E SOUTHCROSS BLVD STE 100",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782143595",
"telephone_number": "661-912-7458"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "520 MADISON OAK DR",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782583913",
"telephone_number": "210-297-4000",
"fax_number": "210-297-0321"
}
],
"practiceLocations": [
{
"address_1": "354 E Southcross Blvd Ste 100",
"address_purpose": "LOCATION",
"city": "San Antonio",
"state": "TX",
"postal_code": "782143595",
"country_code": "US",
"telephone_number": "210-361-5826",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "DANDAN",
"first_name": "MELHEM",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-11-18",
"last_updated": "2026-08-05",
"certification_date": "2026-08-05",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "TX",
"license": "A78213",
"primary": true
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "TX",
"license": "P0716",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "EMR",
"affiliation": "N",
"address_1": "354 E Southcross Blvd Ste 100",
"city": "San Antonio",
"state": "TX",
"country_code": "US",
"postal_code": "782143595",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": [
{
"first_name": "MELHEM",
"last_name": "DANDAN",
"middle_name": "ABD-ALLAH",
"prefix": "DR.",
"credential": "MD",
"code": "5",
"type": "Other Name"
}
]
}
Other providers in San Antonio, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 5, 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.