Mary Arnold, RD, LDN, CDE
Registered Dietitian · Seattle, WA
Mary Arnold, RD, LDN, CDE is a registered dietitian with a practice address in Seattle, Washington, and NPI 1407223266, issued on Aug 27, 2015. Check the license (Washington DI60909708, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Arnold
- Credential
- RD, LDN, CDE
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- DI60909708 WA
Self-reported in NPPES; status is on the state search - Practice location
- 4400 37TH Ave S, Seattle, WA 98118
- Phone
- (206) 461-6957
- Enumerated
- Aug 27, 2015
- Entity
- Type 1 · individual
Also registered at 4400 37TH Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Carolyn AkinbamiPediatrics Physician1902974975
- Kimberly Ander, RNRegistered Nurse1982899407
- Elisa Apostle, ARNPFamily Nurse Practitioner1639628878
- Donah Rosario Bajet-Gerona, DDSPublic Health Dentistry1225108376
Verify Mary Arnold in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license DI60909708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
580 registered dietitian records list a Seattle practice address
They are 580 of the 41,956 NPPES records with a Seattle practice address, and 2,037 registered dietitian records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 580 in Seattle → All 2,037 in Washington → Every provider in Seattle →
Other registered dietitian records in Washington
- Mary Aardal, R.D.Moses Lake, WA1659570489
- Elizabeth Abbey, PHD, RDN, CDNSpokane, WA1558148247
- Keri AbbeySpokane, WA1831798495
- Kori Abbott, RDBainbridge Island, WA1174776991
- Laili Abd Latif, MS RD CDKennewick, WA1598924284
- Karlie Abrams, RDVancouver, WA1932615523
- Rachel Acchote, MS, RDNPort Orchard, WA1730900796
- Cecia AcevedoYakima, WA1518510858
- Marta AcostaBurien, WA1861853277
- Nicole Adams, RDNSeattle, WA1821952474
Common questions
What is Mary Arnold, RD, LDN, CDE's NPI number?
Mary Arnold, RD, LDN, CDE's National Provider Identifier (NPI) is 1407223266, issued on Aug 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Mary Arnold, RD, LDN, CDE located?
The NPPES record lists a practice address at 4400 37TH Ave S, Seattle, WA, 98118. Phone: (206) 461-6957. Providers update this record themselves, so call before visiting.
How can I verify Mary Arnold, RD, LDN, CDE's license?
NPPES lists Washington license number DI60909708, as entered by the provider. Search the Washington 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.