Active NPI
Ahmad H. Yassin, D.O.
- Preventive Medicine/Occupational Environmental Medicine Physician
- Fort Detrick, MD
National Provider Identifier
1356613673
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Preventive Medicine/Occupational Environmental Medicine Physician
- License
- Q2416
- Practice address
- 1434 Porter St
Fort Detrick, MD 21702-9254 - Phone
- (301) 619-4089
- NPI assigned
- Feb 1, 2012
- Last updated
- Jun 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Preventive Medicine/Occupational Environmental Medicine Physician | 2083P0500X | Q2416 | TX | Primary |
Addresses
Primary practice location
1434 Porter St
Fort Detrick, MD 21702-9254
Mailing address
1546 Porter St
Fort Detrick, MD 21702-9234
Phone (301) 619-4904
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| Q2416 | TX | MD | Preventive Medicine/Occupational Environmental Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1328054400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782432000000",
"number": "1356613673",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1546 PORTER ST",
"city": "FORT DETRICK",
"state": "MD",
"postal_code": "217029234",
"telephone_number": "301-619-4904"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1434 PORTER ST",
"city": "FORT DETRICK",
"state": "MD",
"postal_code": "217029254",
"telephone_number": "301-619-4089"
}
],
"practiceLocations": [],
"basic": {
"last_name": "YASSIN",
"first_name": "AHMAD",
"middle_name": "H.",
"name_prefix": "Mr.",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2012-02-01",
"last_updated": "2026-06-26",
"certification_date": "2026-06-26",
"status": "A"
},
"taxonomies": [
{
"code": "2083P0500X",
"taxonomy_group": "",
"desc": "Preventive Medicine, Preventive Medicine/Occupational Environmental Medicine",
"state": "TX",
"license": "Q2416",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Fort Detrick, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.