Active NPI
Claire Williamson, MD
- Anatomic Pathology & Clinical Pathology Physician
- Cordova, TN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology & Clinical Pathology Physician
- License
- 66922
- Practice address
- 51 Germantown CT Ste 309
Cordova, TN 38018-4290 - Phone
- (901) 333-0510
- NPI assigned
- Apr 30, 2019
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 66922 | TN | Primary |
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 31530 | MS |
Addresses
Primary practice location
51 Germantown CT Ste 309
Cordova, TN 38018-4290
Mailing address
PO Box 381468
Germantown, TN 38183-1468
Other practice location 1
7900 Airways Blvd Ste 101
Southaven, MS 38671-4113
Phone (662) 349-6950
Other practice location 2
589 Garfield St Ste 201
Tupelo, MS 38801-6301
Phone (662) 680-5565
Other practice location 3
1208 Office Park Dr
Oxford, MS 38655-3597
Phone (662) 234-9888
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 200004584 | Medicaid | MS | |
| Q050540 | Medicaid | TN |
Other names 1
- Claire Pendergrass
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TN, MS
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20230711000467 | TN | Practitioner - Pathology | 6608235585 | Reassigns benefits to 1 organization |
| I20230714000714 | MS | Practitioner - Pathology | 6608235585 | Reassigns benefits to 1 organization |
Care Compare profile
Medicare Care Compare- Specialty
- Pathology
- Education
- University of Tennessee, HSC, College of Medicine, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Gastroenterology Center of the Midsouth PLLC
Practice addresses (Care Compare)
51 Germantown CT
Suite 309
Cordova, TN 38018-4290
Phone (901) 333-0510
7900 Airways Blvd
Southaven, MS 38671-4113
Phone (662) 349-6950
Merit-based Incentive Payment System (MIPS)
- Final score
- 100 of 100
- Promoting interoperability
- 100
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 31530 | MS | MD | Anatomic Pathology & Clinical Pathology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| G I Diagnostic and Therapeutic Center LLC | Current | Accepting new patients | |
| Gastroenterology Center of the Midsouth PLLC | Anatomic Pathology & Clinical Pathology | Current | Accepting new patients |
Locations
1208 Office Park Dr
Oxford, MS 38655
Phone (662) 234-9888
7900 Airways Blvd
Ste 101
Southaven, MS 38671
Phone (662) 349-6950
7900 Airways Blvd
Bldg B100
Southaven, MS 38671
Phone (662) 349-2442
589 Garfield St
Ste 201
Tupelo, MS 38801
Phone (662) 680-5565
Gastro Onegovt Arhcl
New York, NY 10087
65 Germantown Ct
Ste 300
Cordova, TN 38018
51 Germantown Ct
Ste 309
Cordova, TN 38018
Phone (901) 333-0510
1310 Wolf Park Dr
Germantown, TN 38138
Phone (901) 624-5151
1325 Eastmoreland Ave
Ste 410
Memphis, TN 38104
Phone (901) 261-6650
Organizations & group practices 2
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.
-
- Gastroenterology Physician
- Germantown, TN
- NPI 1417932492
Anatomic Pathology & Clinical Pathology, MS, TN
-
- Endoscopy Clinic/Center
- Germantown, TN
- NPI 1760467732
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1556582400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770681600000",
"number": "1487218848",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 381468",
"city": "GERMANTOWN",
"state": "TN",
"postal_code": "381831468"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "51 GERMANTOWN CT STE 309",
"city": "CORDOVA",
"state": "TN",
"postal_code": "380184290",
"telephone_number": "901-333-0510"
}
],
"practiceLocations": [
{
"address_1": "7900 Airways Blvd Ste 101",
"address_purpose": "LOCATION",
"city": "Southaven",
"state": "MS",
"postal_code": "386714113",
"country_code": "US",
"telephone_number": "662-349-6950",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "589 Garfield St Ste 201",
"address_purpose": "LOCATION",
"city": "Tupelo",
"state": "MS",
"postal_code": "388016301",
"country_code": "US",
"telephone_number": "662-680-5565",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1208 Office Park Dr",
"address_purpose": "LOCATION",
"city": "Oxford",
"state": "MS",
"postal_code": "386553597",
"country_code": "US",
"telephone_number": "662-234-9888",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WILLIAMSON",
"first_name": "CLAIRE",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-04-30",
"last_updated": "2026-02-10",
"certification_date": "2026-02-10",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "TN",
"license": "66922",
"primary": true
},
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "MS",
"license": "31530",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "200004584",
"state": "MS"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "Q050540",
"state": "TN"
}
],
"endpoints": [],
"other_names": [
{
"first_name": "CLAIRE",
"last_name": "PENDERGRASS",
"credential": "MD",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Cordova, TN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 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.