Demi Janel Oliver, PCPNP-BC
Nurse Practitioner · Windsor Mill, MD
Demi Janel Oliver, PCPNP-BC is a nurse practitioner with a practice address in Windsor Mill, Maryland, and NPI 1376786038, issued on Apr 10, 2009. Check the license (Maryland R221463, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Demi Janel Oliver
- Credential
- PCPNP-BC
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- R221463 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6901 Security Blvd, Windsor Mill, MD 21244
- Phone
- (410) 837-2050
- Enumerated
- Apr 10, 2009
- Record last updated
- Apr 2, 2024
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Also registered at 6901 Security Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Demi Janel Oliver in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R221463Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Demi Janel Oliver among 1,248 nurse practitioner records in Maryland
Demi Janel Oliver, PCPNP-BC is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 34% of them.
- NPI issued2009 · 34% of these records are older, 65% newer
- In a Medicare fileNo · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2024 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 nurse practitioner records list a practice address in Windsor Mill
They are 3 of the 353 NPPES records with a practice address in Windsor Mill, and 1,248 nurse practitioner records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,248 in Maryland → Every provider in Windsor Mill → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Kimberly Blay, DNP, CRNP-PC, IBCLCWindsor Mill, MD 212441972150019
- Michele Michael, CRNPBaltimore, MD 212441396813275
- Emmanuella Nortey, CRNPBaltimore, MD 212441205388667
- Harriet Tootle, CRNPWindsor Mill, MD 212441417013418
- Michaella Afful, DNPBaltimore, MD 212391164224036
- Alayna Blazakis, CRNPBaltimore, MD 212391003381641
- Kellie Burroughs, APRNBaltimore, MD 212391396366613
- Simcha GratzBaltimore, MD 212391063058782
Common questions
What is Demi Janel Oliver, PCPNP-BC's NPI number?
Demi Janel Oliver, PCPNP-BC's National Provider Identifier (NPI) is 1376786038, issued on Apr 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Demi Janel Oliver, PCPNP-BC located?
The NPPES record lists a practice address at 6901 Security Blvd, Windsor Mill, MD, 21244. Phone: (410) 837-2050. Providers update this record themselves, so call before visiting.
How can I verify Demi Janel Oliver, PCPNP-BC's license?
NPPES lists Maryland license number R221463, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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. 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.