Olga Mcmahan
NPI 1912872672 · Psychiatric/Mental Health Nurse Practitioner · Round Rock, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olga Mcmahan is a Psychiatric/Mental Health Nurse Practitioner provider in Round Rock, TX (NPI 1912872672).
Provider details
- NPI number
- 1912872672
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sole proprietor
- Yes
- License
- 1215352 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-10-10
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Olga Mcmahan's NPI number?
- Olga Mcmahan's National Provider Identifier (NPI) is 1912872672, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olga Mcmahan's specialty?
- Olga Mcmahan is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Olga Mcmahan located?
- Olga Mcmahan's practice location on file with NPPES is 230 Deer Ridge Dr, Round Rock, TX 78681-5515.
- What is Olga Mcmahan's phone number?
- The practice phone number listed in the NPPES registry for Olga Mcmahan is (512) 766-1400.
- Does Olga Mcmahan accept Medicare?
- Olga Mcmahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olga Mcmahan's NPI active?
- Yes — Olga Mcmahan's NPI (1912872672) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.