Active NPI
Zeenat Siddiqui Sajjad, MD
- Pediatrics Physician
- Gaithersburg, MD
National Provider Identifier
1275569493
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- D0045159
- Practice address
- 845 B Quince Orchard Blvd
Gaithersburg, MD 20878 - Phone
- (301) 977-2440
- Fax
- (301) 977-4752
- NPI assigned
- Jun 23, 2006
- Last updated
- Jul 13, 2026
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | D0045159 | MD | Primary |
Addresses
Primary practice location
845 B Quince Orchard Blvd
Gaithersburg, MD 20878
Mailing address
807 Quince Orchard Blvd
22
Gaithersburg, MD 20878
Phone (301) 926-6492
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 65387675E | Medicaid | NJ |
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
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| D0045159 | MD | MD | Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Frederick Health Hospital Inc | 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.
-
dba Frederick Health Hospital
- General Acute Care Hospital
- Frederick, MD
- NPI 1538165527
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1151020800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1275569493",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "807 QUINCE ORCHARD BLVD",
"address_2": "22",
"city": "GAITHERSBURG",
"state": "MD",
"postal_code": "20878",
"telephone_number": "301-926-6492"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "845 B QUINCE ORCHARD BLVD",
"city": "GAITHERSBURG",
"state": "MD",
"postal_code": "20878",
"telephone_number": "301-977-2440",
"fax_number": "301-977-4752"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SAJJAD",
"first_name": "ZEENAT",
"middle_name": "SIDDIQUI",
"name_prefix": "Mrs.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-06-23",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MD",
"license": "D0045159",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "65387675E",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}Other providers in Gaithersburg, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.