Louise Ann Casa, CRNP
Nurse Practitioner · Washington, DC
Louise Ann Casa, CRNP is a nurse practitioner with a practice address in Washington, District of Columbia, and NPI 1417001389, issued on Jan 22, 2007. Check the license (District of Columbia RN52025, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Louise Ann Casa
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- RN52025 DC
R151094 MD
Self-reported in NPPES; status is on the state search - Practice location
- 700 2ND St NE, Washington, DC 20002
- Phone
- (202) 346-3000
- Enumerated
- Jan 22, 2007
- Record last updated
- May 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (202) 346-3749
- Entity
- Type 1 · individual
Also registered at 700 2ND St NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Linnette Alexander, BS PHARMACYPharmacist1639503675
- Sean Alexander, M.D.Anesthesiology Physician1952538217
- Bogdan Alexandrescu, M.D.Ophthalmology Physician1073603973
- Natasha AngInternal Medicine Physician1134418650
- Emmanuel Anozie, R.PH.Pharmacist1578903647
- Josephine Anyanwu, RPHPharmacist1578806154
Verify Louise Ann Casa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license RN52025Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average nurse practitioner in 2024
357 Medicare Part D claims for 105 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Glipizide59 claims
- Insulin Glargine-Yfgn43 claims
- Humulin 70/30 Kwikpen37 claims
- Humulin 70-3034 claims
- Jardiance32 claims
- Metformin Hcl Er29 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $144.56
1 payment: food and beverage; the largest payer was Dexcom, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Nurse Practitioner providers in District of Columbia
There are 244 nurse practitioner records in District of Columbia.
All 244 in District of Columbia → Every provider in Washington →
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Common questions
What is Louise Ann Casa, CRNP's NPI number?
Louise Ann Casa, CRNP's National Provider Identifier (NPI) is 1417001389, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Louise Ann Casa, CRNP located?
The NPPES record lists a practice address at 700 2ND St NE, Washington, DC, 20002. Phone: (202) 346-3000. Providers update this record themselves, so call before visiting.
How can I verify Louise Ann Casa, CRNP's license?
NPPES lists District of Columbia license number RN52025, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Louise Ann Casa, CRNP prescribe under Medicare Part D?
In 2024, Louise Ann Casa, CRNP had 357 Medicare Part D claims for 105 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions 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.
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.