Active NPI
Nikki Niazi, DO
- Family Medicine Physician
- Annapolis, MD
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- H0105959
- Practice address
- 2002 Medical Pkwy Ste 670
Annapolis, MD 21401-3277 - Phone
- (443) 481-1150
- NPI assigned
- Mar 28, 2018
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | H0105959 | MD | Primary |
Addresses
Primary practice location
2002 Medical Pkwy Ste 670
Annapolis, MD 21401-3277
Mailing address
2002 Medical Pkwy Ste 670
Annapolis, MD 21401-3277
Phone (443) 481-1150
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- 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
- Family Practice
- Education
- Edward Via Col of Osteo Medicine-Virginia Campus, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
421 Nut Tree Rd
Vacaville, CA 95687-3508
Phone (707) 624-7500
Hospital & facility affiliations
- Healthflex Home Health Services
- Northbay Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 20129 | CA | MD | Speech-Language Pathologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of Texas Health Science Center at San Antonio | Family Medicine | Current | Accepting new patients |
| University of Texas Health Science Center at San Antonio | Current | Accepting new patients | |
| The University of Texas Health Science Center at San Antonio | Current | Accepting new patients | |
| Northbay Healthcare Group | Current | Accepting new patients | |
| Northbay Healthcare Group | Current | Accepting new patients | |
| Northbay Physicians Surgery Center LLC | Past | Accepting new patients |
Locations
4500 Business Center Dr
Fairfield, CA 94534
Phone (707) 646-4777
1200 B Gale Wilson Blvd
Fairfield, CA 94533
Phone (707) 429-3600
421 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 455-3000
1000 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-4000
11212 State Highway 151
San Antonio, TX 78251
Phone (210) 281-5066
7703 Floyd Curl Dr
San Antonio, TX 78229
Phone (210) 450-3700
11212 State Highway 151
Ste 100
San Antonio, TX 78251
Phone (210) 450-9900
Interoperability endpoints
- https://fhir-myrecord.cerner.com/r4/UMZ-Uxn6V9x08sH5gCnG-5yPg9ZX7et6/
Organizations & group practices 6
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.
-
- General Acute Care Hospital
- Fairfield, CA
- NPI 1821147786
-
- Multi-Specialty Clinic/Center
- Vacaville, CA
- NPI 1760534713
-
- General Acute Care Hospital
- San Antonio, TX
- NPI 1326829904
-
- Internal Medicine Physician
- San Antonio, TX
- NPI 1720051717
Family Medicine
-
- Dental Clinic/Center
- San Antonio, TX
- NPI 1760424873
-
- Ambulatory Surgical Clinic/Center
- Vacaville, CA
- NPI 1003015843
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Home Health Agency
- Oakland, CA
- NPI 1326399296
-
- General Acute Care Hospital
- Fairfield, CA
- NPI 1821147786
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1522195200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782000000000",
"number": "1467957720",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2002 MEDICAL PKWY STE 670",
"city": "ANNAPOLIS",
"state": "MD",
"postal_code": "214013277",
"telephone_number": "443-481-1150"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2002 MEDICAL PKWY STE 670",
"city": "ANNAPOLIS",
"state": "MD",
"postal_code": "214013277",
"telephone_number": "443-481-1150"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NIAZI",
"first_name": "NIKKI",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2018-03-28",
"last_updated": "2026-06-21",
"certification_date": "2026-06-21",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "MD",
"license": "H0105959",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Annapolis, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 21, 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.