NPPES file of Aug 9, 2026

Olga McMahan

Psychiatric/Mental Health Nurse Practitioner · Round Rock, TX

Olga McMahan is a psychiatric/mental health nurse practitioner with a practice address in Round Rock, Texas, and NPI 1912872672, issued on Oct 10, 2025. Check the license (Texas 1215352, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912872672
Name
Olga McMahan
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
1215352 TX
Self-reported in NPPES; status is on the state search
Practice location
230 Deer Ridge Dr, Round Rock, TX 78681
Phone
(512) 766-1400
Enumerated
Oct 10, 2025
Record last updated
May 13, 2026
Fax
(512) 309-1342
Medicare enrollment
Enrolled (PECOS I20260129002730); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest psychiatric/mental health nurse practitioner records → All 4,227 in Texas → Look up another NPI →

Also registered at 230 Deer Ridge Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bobby Johnson, DOEmergency Medicine Physician1336253590
  2. Ann Liebbe, APRNFamily Nurse Practitioner1750051645
  3. Myrna Villalba, APRN-CNPFamily Nurse Practitioner1932851375

Verify Olga McMahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 1215352    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Round Rock Outpatient Care PLLCRound Rock, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Olga McMahan among 4,227 psychiatric/mental health nurse practitioner records in Texas

Olga McMahan is one of 4,227 psychiatric/mental health nurse practitioner records with a practice address in Texas. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 80% of them.

  • NPI issued2025 · 80% of these records are older, 8% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2025 · median 2021 among the 2,245 with a school on file
  • Record last updated2026 · 18% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

49 psychiatric/mental health nurse practitioner records list a practice address in Round Rock

They are 49 of the 3,815 NPPES records with a practice address in Round Rock, and 4,227 psychiatric/mental health nurse practitioner records in Texas.

All 4,227 in Texas → Every provider in Round Rock → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Usha BhushalRound Rock, TX 786811598621328
  2. Loreta Chukwu-DuruRound Rock, TX 786811184356370
  3. Misti MaagRound Rock, TX 786811184252025
  4. Nakisha Patton, NPRound Rock, TX 786811437908860
  5. Ugochi Rufus, PMHNPRound Rock, TX 786811518545409
  6. Rebecca Blackwell, APRN, FNP-C, PMHNPRound Rock, TX 786831326607839
  7. Patricia McNeil, PMHNPRound Rock, TX 786831093661555
  8. Dawn Benjamin, APRN, PMHNP-BCWimberley, TX 786761699662205

Common questions

What is Olga McMahan's NPI number?

Olga McMahan's National Provider Identifier (NPI) is 1912872672, issued on Oct 10, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Olga McMahan located?

The NPPES record lists a practice address at 230 Deer Ridge Dr, Round Rock, TX, 78681. Phone: (512) 766-1400. Providers update this record themselves, so call before visiting.

How can I verify Olga McMahan's license?

NPPES lists Texas license number 1215352, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.