Lillian Oandah, FNP
NPI 1144642638 · Family Nurse Practitioner · Mesquite, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lillian Oandah, FNP is a Family Nurse Practitioner provider in Mesquite, TX (NPI 1144642638).
Provider details
- NPI number
- 1144642638
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 775037 (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
12 yrs in NPPES 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 18 | — |
| Atorvastatin Calcium | 17 | 11 |
| Minoxidil | 16 | — |
| Omeprazole | 15 | — |
| Semaglutidebrand: Ozempic | 15 | — |
| Amlodipine Besylate | 14 | — |
| Montelukast Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-01-17
- Last updated
- 2021-12-09
- Certified
- 2021-12-09
Frequently asked questions
- What is Lillian Oandah's NPI number?
- Lillian Oandah's National Provider Identifier (NPI) is 1144642638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lillian Oandah's specialty?
- Lillian Oandah is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lillian Oandah located?
- Lillian Oandah's practice location on file with NPPES is 3600 Gus Thomasson Rd Ste 117, Mesquite, TX 75150-6729.
- What is Lillian Oandah's phone number?
- The practice phone number listed in the NPPES registry for Lillian Oandah is (612) 201-5149.
- Does Lillian Oandah accept Medicare?
- Lillian Oandah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lillian Oandah's NPI active?
- Yes — Lillian Oandah's NPI (1144642638) is active in the NPPES registry as of the last update on 2021-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.