Quick answers
- Does Leilani K. Oana accept Medicare assignment?
- Yes. Medicare's clinician data says Leilani K. Oana accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Leilani K. Oana see?
- In 2024, CMS data shows 171 Original Medicare patients and 903 services for Leilani K. Oana. This counts Original Medicare only and measures volume, not quality.
- What is Leilani K. Oana's NPI number?
- 1326219320. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Leilani K. Oana, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 171 |
|---|---|
| Services billed to Medicare | 903 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Psychotherapy, 30 minutes (90832)573 services
- Psychiatric diagnostic evaluation (90791)126 services
- Psychotherapy, 45 minutes (90834)53 services
- Exam of neurobehavioral status, first hour (96116)31 services
- Exam of neurobehavioral status, each additional hour (96121)31 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Depression75%
- Anxiety75%
- Alzheimer's disease or dementia69%
- Arthritis64%
Practice locations
Addresses where Leilani K. Oana is enrolled with Medicare (CMS data updated October 2, 2026).
- 7272 Wurzbach RdSan Antonio, TX 78240 (210) 615‑3483
Group practices
Medicare enrollment lists Leilani K. Oana as a member of this group (CMS data updated October 2, 2026).
- Deer Oaks Geriatric Services P C46 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in San Antonio
Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.
Other clinicians in Deer Oaks Geriatric Services P C
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326219320 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians