Karen Alene Barr, NURSE PRACTITIONER
Adult Health Nurse Practitioner · Washington, DC
Karen Alene Barr, NURSE PRACTITIONER is an adult health nurse practitioner with a practice address in Washington, District of Columbia, and NPI 1972787489, issued on Dec 19, 2007. Check the license (District of Columbia RN65944, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Alene Barr
- Credential
- NURSE PRACTITIONER
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License numbers
- RN65944 DC
24136572 VA
Self-reported in NPPES; status is on the state search - Practice location
- 2150 Pennsylvania Ave NW, Washington, DC 20037
- Phone
- (202) 741-2323
- Enumerated
- Dec 19, 2007
- Record last updated
- Dec 19, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (202) 659-8627
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 111 in District of Columbia → Look up another NPI →
Also registered at 2150 Pennsylvania Ave NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Alene Barr 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 RN65944Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
29 Medicare Part D claims, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.
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.
Karen Alene Barr among 111 adult health nurse practitioner records in District of Columbia
Karen Alene Barr, NURSE PRACTITIONER is one of 111 adult health nurse practitioner records with a practice address in District of Columbia. 52% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 17% of them.
- NPI issued2007 · 17% of these records are older, 67% newer
- In a Medicare fileYes · 52% of these records are
- In the CMS Doctors and Clinicians fileNo · 30% of these records are
- Record last updated2007 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Nurse Practitioner providers in District of Columbia
There are 111 adult health nurse practitioner records in District of Columbia.
All 111 in District of Columbia → Every provider in Washington → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Gwen Barch, ANPWashington, DC 200371942320734
- Cheryl Bearringer, N.P.Washington, DC 200371669782694
- Judeth Beverly, CRNPWashington, DC 200371871170886
- Linda Bostrom, NPWashington, DC 200371942250147
- Tushaun Egbue, AGNP-CWashington, DC 200371528591674
- Tracy Holzman, NP-CWashington, DC 200371437759677
- Ellen McCormick, AGNP-BC, MS, RDWashington, DC 200371548595713
- Monique Nylund-Alm, ANP-BCWashington, DC 200371780820761
Common questions
What is Karen Alene Barr, NURSE PRACTITIONER's NPI number?
Karen Alene Barr, NURSE PRACTITIONER's National Provider Identifier (NPI) is 1972787489, issued on Dec 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Alene Barr, NURSE PRACTITIONER located?
The NPPES record lists a practice address at 2150 Pennsylvania Ave NW, Washington, DC, 20037. Phone: (202) 741-2323. Providers update this record themselves, so call before visiting.
How can I verify Karen Alene Barr, NURSE PRACTITIONER's license?
NPPES lists District of Columbia license number RN65944, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Alene Barr, NURSE PRACTITIONER prescribe under Medicare Part D?
In 2024, Karen Alene Barr, NURSE PRACTITIONER had 29 Medicare Part D claims; the average among adult health nurse practitioner prescribers was 1,280. 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.