Gwyneth Leigh Holderby, DNP
Individual provider Active NPI Family Nurse Practitioner · Alva, OK
NPI 1124447305 · NPPES record last updated Jul 21, 2026
Key facts
- NPI
- 1124447305
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Family Nurse Practitioner 363LF0000X
- License
- 96130 (OK)
- Practice address
- 709 Oklahoma Blvd
Alva, OK 73717-2749 - Phone
- (580) 327-8434
- NPI assigned
- Apr 15, 2014
- Sex
- Female
- Sole proprietor
- No
Organizations & group practices 7
Hospital & facility affiliations 2
Medicare Care Compare profile
- Specialty
- Nurse Practitioner
- Education
- Other, 2014
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Alva Hospital Authority
Practice addresses (Care Compare)
800 Share Dr
Alva, OK 73717-3618
Phone (580) 430-3366
Hospital & facility affiliations
- Share Medical Center
- St Mary'S Regional Medical Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 64.87 of 100
- Quality
- 33.38
- Promoting interoperability
- 79
- Improvement activities
- 40
- Cost
- 67.03
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in OK
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: No
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20141111000368 | OK | Practitioner - Nurse Practitioner | 3173745932 | Reassigns benefits to 2 organizations |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Nurse Practitioner
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Alva Hospital Authority | Current |
Accepting new patients | |
| Alva Hospital Authority | Current | Accepting new patients | |
| Enhanced Wound Care LLC | Current |
Accepting new patients | |
| Alva Hospital Authority/Dba Share Medical Center | Current |
Accepting new patients | |
| Alva Hospital Authority | Past | Accepting new patients | |
| Alva Hospital Authority | Past | Accepting new patients | |
| Summit Medical Center | Past | Accepting new patients |
Locations
800 Share Dr
Alva, OK 73717
Phone (580) 327-2800
410 4th St
Ste J
Alva, OK 73717
Phone (580) 430-3333
6440 Avondale Dr
Ste 20035
Nichols Hills, OK 73116
Phone (918) 231-8724
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | 96130 | OK | Yes |
Addresses
Primary practice location
709 Oklahoma Blvd
Alva, OK 73717-2749
Mailing address
709 Oklahoma Blvd
Alva, OK 73717-2749
Other providers in Alva, OK
- Jerrad Hada
- Lindsey Erin Head
- Kohannah Hess
- Holder-Southern Drug Company Inc
- John Todd Holder
- Melissa Hook
- Human Performance Center 3 PLLC
- Megan A Isaacs
- Delissa Leann Jantz
- Lacey Michelle Jones
All providers in Alva, OK · Family Nurse Practitioner in Oklahoma
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 21, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.