Courtney Kirby O'Neill, CRNP
Gerontology Nurse Practitioner · Westminster, MD
Courtney Kirby O'Neill, CRNP is a gerontology nurse practitioner with a practice address in Westminster, Maryland, and NPI 1932768199, issued on Jun 11, 2019. Check the license (Maryland R170128, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney Kirby O'Neill
- Credential
- CRNP
- Primary taxonomy
- Gerontology Nurse Practitioner 363LG0600X
- License number
- R170128 MD
Self-reported in NPPES; status is on the state search - Practice location
- 215 Washington Heights Med Ctr, Westminster, MD 21157
- Phone
- (410) 848-5450
- Enumerated
- Jun 11, 2019
- Record last updated
- Mar 5, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest gerontology nurse practitioner records → All 199 in Maryland → Look up another NPI →
Also registered at 215 Washington Heights Med Ctr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Bollinger, M.D.Pulmonary Disease Physician1215913595
Verify Courtney Kirby O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R170128Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024
687 Medicare Part D claims for 47 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium43 claims
- Losartan Potassium40 claims
- Amlodipine Besylate33 claims
- Furosemide29 claims
- Gabapentin24 claims
- Pantoprazole Sodium24 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.
Courtney Kirby O'Neill among 199 gerontology nurse practitioner records in Maryland
Courtney Kirby O'Neill, CRNP is one of 199 gerontology nurse practitioner records with a practice address in Maryland. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 52% of them.
- NPI issued2019 · 52% of these records are older, 39% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 49% of these records are
- Record last updated2020 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gerontology Nurse Practitioner providers in Maryland
There are 199 gerontology nurse practitioner records in Maryland.
All 199 in Maryland → Every provider in Westminster → Gerontology Nurse Practitioner nationwide →
The 8 gerontology nurse practitioner records with the nearest ZIP codes
- Ella Mensah, CRNPWestminster, MD 211571215536883
- Marjorie Simpson, PHD, CRNPWestminster, MD 211581083686448
- Jennifer Canapp, AGPCNP-BC, DNPWhite Marsh, MD 211621215651948
- Susan Scherr, C.R.N.P.Reisterstown, MD 211361093998478
- Laura WardReisterstown, MD 211361225646870
- Ella Krupitskaya, CRNPRandallstown, MD 211331578863312
- Irene Njuguna, AGNPPerry Hall, MD 211281255893061
- Michelle SakalaPasadena, MD 211221396523353
Common questions
What is Courtney Kirby O'Neill, CRNP's NPI number?
Courtney Kirby O'Neill, CRNP's National Provider Identifier (NPI) is 1932768199, issued on Jun 11, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Kirby O'Neill, CRNP located?
The NPPES record lists a practice address at 215 Washington Heights Med Ctr, Westminster, MD, 21157. Phone: (410) 848-5450. Providers update this record themselves, so call before visiting.
How can I verify Courtney Kirby O'Neill, CRNP's license?
NPPES lists Maryland license number R170128, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Courtney Kirby O'Neill, CRNP prescribe under Medicare Part D?
In 2024, Courtney Kirby O'Neill, CRNP had 687 Medicare Part D claims for 47 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.