Lisa Keiser, CNP
NPI 1891468575 · Primary Care Nurse Practitioner · Houston, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lisa Keiser, CNP is a Primary Care Nurse Practitioner provider in Houston, TX (NPI 1891468575).
Provider details
- NPI number
- 1891468575
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN.312390 (OH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Nursing Service Providers
Physician Assistants & Advanced Practice Nursing Providers
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
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 42 | 23 |
| Amlodipine Besylate | 32 | 17 |
| Losartan Potassium | 28 | 13 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 23 | 14 |
| Fluticasone Propionate | 22 | 15 |
| Metformin Hcl | 19 | — |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 560 Meyerland Plaza MallHouston, TX 77096-1615Phone: (713) 442-3222
Registry dates
- Enumerated
- 2021-07-28
- Last updated
- 2023-09-20
- Certified
- 2023-09-20
Frequently asked questions
- What is Lisa Keiser's NPI number?
- Lisa Keiser's National Provider Identifier (NPI) is 1891468575, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisa Keiser's specialty?
- Lisa Keiser is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lisa Keiser located?
- Lisa Keiser's practice location on file with NPPES is 560 Meyerland Plaza Mall, Houston, TX 77096-1615.
- What is Lisa Keiser's phone number?
- The practice phone number listed in the NPPES registry for Lisa Keiser is (713) 442-3222.
- Does Lisa Keiser accept Medicare?
- Lisa Keiser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lisa Keiser's NPI active?
- Yes — Lisa Keiser's NPI (1891468575) is active in the NPPES registry as of the last update on 2023-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.