Louise Casa, CRNP
NPI 1417001389 · Nurse Practitioner · Washington, DC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louise Casa, CRNP is a Nurse Practitioner provider in Washington, DC (NPI 1417001389).
Provider details
- NPI number
- 1417001389
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- R151094 (MD)
Specialties & taxonomies
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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Glipizide | 59 | 27 |
| Insulin Glargine-Yfgn | 43 | 19 |
| Insulin Nph Hum/Reg Insulin Hmbrand: Humulin 70/30 Kwikpen | 37 | 16 |
| Insulin Nph Hum/Reg Insulin Hmbrand: Humulin 70-30 | 34 | 12 |
| Empagliflozinbrand: Jardiance | 32 | 18 |
| Metformin Hclbrand: Metformin Hcl Er | 29 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$145 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-22
- Last updated
- 2021-05-28
- Certified
- 2021-05-28
Frequently asked questions
- What is Louise Casa's NPI number?
- Louise Casa's National Provider Identifier (NPI) is 1417001389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louise Casa's specialty?
- Louise Casa is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Louise Casa located?
- Louise Casa's practice location on file with NPPES is 700 2nd St Ne, Washington, DC 20002-8100.
- What is Louise Casa's phone number?
- The practice phone number listed in the NPPES registry for Louise Casa is (202) 346-3000.
- Does Louise Casa accept Medicare?
- Louise Casa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louise Casa's NPI active?
- Yes — Louise Casa's NPI (1417001389) is active in the NPPES registry as of the last update on 2021-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.