Active NPI
Holly Marie Brannen, APRN-C
- Nurse Practitioner
- Manhattan, KS
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 76453
- Practice address
- 1325 Research Park Dr
Manhattan, KS 66502-5000 - Phone
- (785) 537-2651
- Fax
- (785) 565-2829
- NPI assigned
- Aug 26, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 76453 | KS | Primary |
Addresses
Primary practice location
1325 Research Park Dr
Manhattan, KS 66502-5000
Mailing address
1325 Research Park Dr
Manhattan, KS 66502-5000
Phone (785) 537-2651
Other names 1
- Holly Mayer
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in KS
- 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, 2014
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1325 Research Park Dr
Manhattan, KS 66502-5000
Phone (785) 270-8723
Hospital & facility affiliations
- Clay County Medical Center
- Stormont Vail Health Flint Hills, LLC
- Cloud County Health Center
- Stormont Vail Hospital
- Ascension Via Christi Hospital Manhattan, Inc
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cotton-O'Neil Clinic Revocable Trust | Current | Accepting new patients | |
| Cotton-O'Neil Clinic Revocable Trust | Current | Accepting new patients |
Locations
1325 Research Park Dr
Manhattan, KS 66502
Phone (785) 537-2651
901 SW Garfield Ave
Topeka, KS 66606
601 SW Corporate Vw
Ste 200
Topeka, KS 66615
Phone (785) 234-0880
601 SW Corporate Vw
Topeka, KS 66615
Phone (785) 234-0880
1500 SW 10th Ave
Topeka, KS 66604
Phone (785) 354-5242
Interoperability endpoints
- hbrannen43818@stormontvaildirect.org
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.
-
- Internal Medicine Physician
- Topeka, KS
- NPI 1811944457
-
- Durable Medical Equipment & Medical Supplies
- Topeka, KS
- NPI 1700076015
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Manhattan, KS
- NPI 1760482517
-
- Critical Access Hospital
- Clay Center, KS
- NPI 1265485817
-
- Critical Access Hospital
- Concordia, KS
- NPI 1558364760
-
- General Acute Care Hospital
- Junction City, KS
- NPI 1679280192
-
- General Acute Care Hospital
- Topeka, KS
- NPI 1194782409
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1409011200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780272000000",
"number": "1285034348",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1325 RESEARCH PARK DR",
"city": "MANHATTAN",
"state": "KS",
"postal_code": "665025000",
"telephone_number": "785-537-2651",
"fax_number": "785-565-2829"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1325 RESEARCH PARK DR",
"city": "MANHATTAN",
"state": "KS",
"postal_code": "665025000",
"telephone_number": "785-537-2651",
"fax_number": "785-565-2829"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BRANNEN",
"first_name": "HOLLY",
"middle_name": "MARIE",
"name_prefix": "Mrs.",
"credential": "APRN-C",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2014-08-26",
"last_updated": "2026-06-01",
"certification_date": "2026-06-01",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "KS",
"license": "76453",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "HOLLY",
"last_name": "MAYER",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Manhattan, KS
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 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.