Registry data as of Aug 27, 2026

David Oliver, RN, CNN, CRNI

Nephrology Registered Nurse · Bethesda, MD

David Oliver, RN, CNN, CRNI is a nephrology registered nurse with a practice address in Bethesda, Maryland, and NPI 1649370040, issued on Sep 25, 2006. Check the license (Maryland R075503, 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.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1649370040
Name
David Oliver
Credential
RN, CNN, CRNI
Primary taxonomy
Nephrology Registered Nurse 163WN0300X
License number
R075503 MD
Self-reported in NPPES; status is on the state search
Practice location
8901 Wisconsin Ave, Bethesda, MD 20889
Phone
(301) 295-7812
Enumerated
Sep 25, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8901 Wisconsin Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Yousef AbdelmotaalPharmacist1316558414
  2. Fenote Abraham, M.D.Addiction Psychiatry Physician1073660916
  3. Anthony AchilleMilitary Health Care Provider1548117609
  4. Chigozie Achuko, DMDDentist1811235898
  5. Jennifer Ackerman Helfand, LCSW-CSocial Worker1912658659
  6. Barry Adams, M.S.S.W.Clinical Social Worker1033242730

Verify David Oliver in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R075503
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Nephrology Registered Nurse providers in Maryland

There are 3 nephrology registered nurse records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other nephrology registered nurse records in Maryland

  1. Tamara Burgess, RNGreenbelt, MD1730713041
  2. Cecelia Ferguson, RN,BSNUpper Marlboro, MD1811069594

Common questions

What is David Oliver, RN, CNN, CRNI's NPI number?

David Oliver, RN, CNN, CRNI's National Provider Identifier (NPI) is 1649370040, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Oliver, RN, CNN, CRNI located?

The NPPES record lists a practice address at 8901 Wisconsin Ave, Bethesda, MD, 20889. Phone: (301) 295-7812. Providers update this record themselves, so call before visiting.

How can I verify David Oliver, RN, CNN, CRNI's license?

NPPES lists Maryland license number R075503, 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), loaded Aug 27, 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) 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 27, 2026.