Active NPI
Sara Hassan, MS, RD, LD
- Registered Dietitian
- Dallas, TX
National Provider Identifier
1265297006
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Dietitian
- License
- DT87453
- Practice address
- 539 W Commerce St # 8001
Dallas, TX 75208-1953 - Phone
- (323) 515-9930
- NPI assigned
- Feb 20, 2024
- Last updated
- Sep 28, 2025
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Registered Dietitian | 133V00000X | 164.010837 | IL | |
| Registered Dietitian | 133V00000X | DT87453 | TX | Primary |
Addresses
Primary practice location
539 W Commerce St # 8001
Dallas, TX 75208-1953
Mailing address
539 W Commerce St # 8001
Dallas, TX 75208-1953
Phone (323) 515-9930
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Master of Science
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 164.010837 | IL | MD | Registered Dietitian |
| DT87453 | TX | MD | Registered Dietitian |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Fay Nutrition | Dietitian, Registered | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1708387200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1759017600000",
"number": "1265297006",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "539 W COMMERCE ST # 8001",
"city": "DALLAS",
"state": "TX",
"postal_code": "752081953",
"telephone_number": "323-515-9930"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "539 W COMMERCE ST # 8001",
"city": "DALLAS",
"state": "TX",
"postal_code": "752081953",
"telephone_number": "323-515-9930"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HASSAN",
"first_name": "SARA",
"credential": "MS, RD, LD",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2024-02-20",
"last_updated": "2025-09-28",
"certification_date": "2025-09-28",
"status": "A"
},
"taxonomies": [
{
"code": "133V00000X",
"taxonomy_group": "",
"desc": "Dietitian, Registered",
"state": "IL",
"license": "164.010837",
"primary": false
},
{
"code": "133V00000X",
"taxonomy_group": "",
"desc": "Dietitian, Registered",
"state": "TX",
"license": "DT87453",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Dallas, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 28, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.