Maureen O'Brien, RD
Registered Dietitian · Newark, DE
Maureen O'Brien, RD is a registered dietitian with a practice address in Newark, Delaware, and NPI 1558539817, issued on Feb 20, 2008. Check the license (Delaware DN0000264, as entered in NPPES) with the Delaware board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Maureen O'Brien
- Credential
- RD
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- DN0000264 DE
Self-reported in NPPES; status is on the state search - Practice location
- 4755 Ogletown Stanton Road, Newark, DE 19718
- Phone
- (302) 733-4152
- Enumerated
- Feb 20, 2008
- Record last updated
- Jun 25, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (302) 623-0669
- Entity
- Type 1 · individual
Also registered at 4755 Ogletown Stanton Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maryam Abdur-Rahman, PA-CPhysician Assistant1730329202
- Ramesh Adabala, M.D.,Internal Medicine Physician1902898596
- Demetrios Agriantonis, MDVascular & Interventional Radiology Physician1063577005
- Martha Aiken, NPFamily Nurse Practitioner1932350048
- Berniece Ajavon, CRNACertified Registered Nurse Anesthetist1609803493
- Leslie Alexander, CRNACertified Registered Nurse Anesthetist1336426857
Verify Maureen O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license DN0000264Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Dietitian providers in Delaware
There are 259 registered dietitian records in Delaware. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other registered dietitian records in Delaware
- Melinda Allen, MA, RD, LDNWilmington, DE1083150106
- Annalee Althouse, RDN, LDDover, DE1659042372
- Catherine AmereihnSelbyville, DE1760330161
- Laura Ames, RDNGeorgetown, DE1083350656
- Jennifer Anderson, RDNLewes, DE1801721469
- Elizabeth Applegate, RDNew Castle, DE1932334810
- Alicia Aronovich, RDWilmington, DE1932638780
- Alyssa Atanacio, RD, LDNWilmington, DE1831569854
- Elizaveta Azeeva, RDNWilmington, DE1033966635
- Maria Bair, RDWilmington, DE1841315264
Common questions
What is Maureen O'Brien, RD's NPI number?
Maureen O'Brien, RD's National Provider Identifier (NPI) is 1558539817, issued on Feb 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Maureen O'Brien, RD located?
The NPPES record lists a practice address at 4755 Ogletown Stanton Road, Newark, DE, 19718. Phone: (302) 733-4152. Providers update this record themselves, so call before visiting.
How can I verify Maureen O'Brien, RD's license?
NPPES lists Delaware license number DN0000264, as entered by the provider. Search the Delaware 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.