Active NPI
Sarah Lynn Koch, RN, ACNP
- Family Nurse Practitioner
- Dallas, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- AP115144
- Practice address
- 6201 Harry Hines Blvd
Dallas, TX 75390-0001 - Phone
- (214) 645-7500
- Fax
- (214) 645-7501
- NPI assigned
- Jun 6, 2014
- 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 |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | AP115144 | TX | Primary |
| Nurse Practitioner | 363L00000X | AP115144 | TX |
Addresses
Primary practice location
6201 Harry Hines Blvd
Dallas, TX 75390-0001
Mailing address
5323 Harry Hines Blvd
Dallas, TX 75390-7201
Phone (682) 777-5870
Other names 1
- Sarah Lynn Messerli
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2006
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
6201 Harry Hines Blvd
Dallas, TX 75235-5202
Phone (214) 633-5555
Hospital & facility affiliations
- Ut of Texas Southwestern University Hospital - William P. Clements Jr.
- Texas Health Hospital Frisco
Merit-based Incentive Payment System (MIPS)
- Final score
- 82.87 of 100
- Quality
- 70.15
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 72.75
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| AP115144 | TX | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| The University of Texas Southwestern Medical Center at Dallas | Current | Accepting new patients | |
| University of Texas Southwestern Medical Center at Dallas | Current | Accepting new patients | |
| University of Texas Southwestern Medical Center at Dallas | Current | Accepting new patients |
Locations
5201 Harry Hines Blvd
Dallas, TX 75235
Phone (214) 590-1396
2201 Inwood Rd
Dallas, TX 75235
Phone (214) 645-2563
5959 Harry Hines Blvd
Ste 110
Dallas, TX 75235
6201 Harry Hines Blvd
Dallas, TX 75235
Phone (214) 633-4700
3000 N Interstate 35
Denton, TX 76201
Phone (469) 303-3591
12500 Dallas Pkwy
Frisco, TX 75033
Phone (469) 604-9000
3621 22nd St
Ste 400
Lubbock, TX 79410
Phone (806) 791-8484
5323 Harry Hines Blvd
Ut Southwest Medical Center, TX 75390
Organizations & group practices 3
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.
-
- Anesthesiology Physician
- Dallas, TX
- NPI 1942270566
-
- Clinical Medical Laboratory
- Dallas, TX
- NPI 1396832713
-
- Internal Medicine Physician
- Dallas, TX
- NPI 1760452767
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Frisco, TX
- NPI 1104381292
-
- General Acute Care Hospital
- Dallas, TX
- NPI 1285798918
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1402012800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1774224000000",
"number": "1073926085",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5323 HARRY HINES BLVD",
"city": "DALLAS",
"state": "TX",
"postal_code": "753907201",
"telephone_number": "682-777-5870"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6201 HARRY HINES BLVD",
"city": "DALLAS",
"state": "TX",
"postal_code": "753900001",
"telephone_number": "214-645-7500",
"fax_number": "214-645-7501"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KOCH",
"first_name": "SARAH",
"middle_name": "LYNN",
"credential": "RN, ACNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2014-06-06",
"last_updated": "2026-03-23",
"certification_date": "2026-03-23",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "TX",
"license": "AP115144",
"primary": true
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "TX",
"license": "AP115144",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "SARAH",
"last_name": "MESSERLI",
"middle_name": "LYNN",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Dallas, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 23, 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.