Active NPI
Carolyn Ann Williams, ANP-BC
- Family Nurse Practitioner
- Houston, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 1097258
- Practice address
- 20405 State Highway 249 Ste 325
Houston, TX 77070-2893 - Phone
- (866) 849-0692
- Fax
- (888) 973-8821
- NPI assigned
- Oct 7, 2010
- Last updated
- Dec 9, 2025
- 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 10
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Adult Health Nurse Practitioner | 363LA2200X | 305411 | NY | |
| Family Nurse Practitioner | 363LF0000X | 0034101 | OH | |
| Family Nurse Practitioner | 363LF0000X | APRN11023777 | FL | |
| Family Nurse Practitioner | 363LF0000X | 35670 | TN | |
| Family Nurse Practitioner | 363LF0000X | 209031836 | IL | |
| Family Nurse Practitioner | 363LF0000X | LP-0010967 | DE | |
| Family Nurse Practitioner | 363LF0000X | SP027545 | PA | |
| Family Nurse Practitioner | 363LF0000X | 35670 | AR | |
| Family Nurse Practitioner | 363LF0000X | 0024194798 | VA | |
| Family Nurse Practitioner | 363LF0000X | 1097258 | TX | Primary |
Addresses
Primary practice location
20405 State Highway 249 Ste 325
Houston, TX 77070-2893
Mailing address
PO Box 211699
Eagan, MN 55121-3699
Phone (866) 849-0692
Other practice location 1
1000 South Ave
Rochester, NY 14620-2733
Phone (585) 473-2200
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | cmcelhinney6351@direct.urmc.rochester.edu | Direct | |
| Direct Messaging Address | cmcelhinney6351@direct.urmc.rochester.edu | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY, FL, TN, TX, PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 5
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 35670 | AR | MD | Family Nurse Practitioner |
| LP-0010967 | DE | MD | Family Nurse Practitioner |
| APRN11023777 | FL | MD | Family Nurse Practitioner |
| 209031836 | IL | MD | Family Nurse Practitioner |
| 0034101 | OH | MD | Family Nurse Practitioner |
| SP027545 | PA | MD | Family Nurse Practitioner |
| 35670 | TN | MD | Family Nurse Practitioner |
| 1097258 | TX | MD | Family Nurse Practitioner |
| 0024194798 | VA | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Devoted Medical PA PC | Current | Accepting new patients | |
| Devoted Medical Group Professional Corporation | Current | Accepting new patients | |
| Emergency Associates - University of Rochester | Current | Accepting new patients | |
| Highland Hospital of Rochester | Current | Accepting new patients | |
| Highland Hospital of Rochester | Current | Accepting new patients | |
| Devoted Medical Group of Texas Inc | Current | Accepting new patients | |
| Highland Hospital of Rochester | Current | Accepting new patients |
Locations
880 SW 145th Ave
Ste 202
Pembroke Pines, FL 33027
Phone (813) 498-0260
221 Crescent St
Ste 202
Waltham, MA 02453
Phone (617) 958-1611
1000 South Ave
Rochester, NY 14620
Phone (585) 341-0366
601 Elmwood Ave
Rochester, NY 14642
Phone (585) 275-9555
990 South Ave
Ste 207
Rochester, NY 14620
Phone (585) 341-6660
100 S Juniper St
Fl 3
Philadelphia, PA 19107
Phone (267) 999-9534
3200 West End Ave
Nashville, TN 37203
Phone (615) 946-3379
1201 Fannin St
Ste 262
Houston, TX 77002
Phone (714) 873-6202
20405 State Highway 249
Ste 325
Houston, TX 77070
Phone (713) 597-5114
Organizations & group practices 7
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.
-
- Primary Care Clinic/Center
- Houston, TX
- NPI 1982202800
-
- Primary Care Clinic/Center
- Pembroke Pines, FL
- NPI 1245838168
TN
-
- Primary Care Clinic/Center
- Philadelphia, PA
- NPI 1114642683
-
- Emergency Care Clinic/Center
- Rochester, NY
- NPI 1346281268
-
- Hospice and Palliative Medicine (Internal Medicine) Physician
- Rochester, NY
- NPI 1902221518
-
- Clinic/Center
- Rochester, NY
- NPI 1992003800
-
- Internal Medicine Physician
- Rochester, NY
- NPI 1376820241
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1286409600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1765238400000",
"number": "1326358425",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 211699",
"city": "EAGAN",
"state": "MN",
"postal_code": "551213699",
"telephone_number": "866-849-0692",
"fax_number": "888-973-8821"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20405 STATE HIGHWAY 249 STE 325",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770702893",
"telephone_number": "866-849-0692",
"fax_number": "888-973-8821"
}
],
"practiceLocations": [
{
"address_1": "1000 South Ave",
"address_purpose": "LOCATION",
"city": "Rochester",
"state": "NY",
"postal_code": "146202733",
"country_code": "US",
"telephone_number": "585-473-2200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WILLIAMS",
"first_name": "CAROLYN",
"middle_name": "ANN",
"name_prefix": "Mrs.",
"credential": "ANP-BC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2010-10-07",
"last_updated": "2025-12-09",
"certification_date": "2025-12-09",
"status": "A"
},
"taxonomies": [
{
"code": "363LA2200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Adult Health",
"state": "NY",
"license": "305411",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "OH",
"license": "0034101",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "FL",
"license": "APRN11023777",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "TN",
"license": "35670",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "IL",
"license": "209031836",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "DE",
"license": "LP-0010967",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "PA",
"license": "SP027545",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "AR",
"license": "35670",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "VA",
"license": "0024194798",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "TX",
"license": "1097258",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "cmcelhinney6351@direct.urmc.rochester.edu",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "OTHER",
"address_1": "601 Elmwood Ave",
"city": "Rochester",
"state": "NY",
"country_code": "US",
"postal_code": "146420001",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "cmcelhinney6351@direct.urmc.rochester.edu",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "OTHER",
"address_1": "601 Elmwood Ave",
"city": "Rochester",
"state": "NY",
"country_code": "US",
"postal_code": "146420001",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Houston, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 9, 2025; 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.