NPPES file of Aug 9, 2026

Maddilyn Underwood, RD/LD

Registered Dietitian · De Soto, MO

Maddilyn Underwood, RD/LD is a registered dietitian with a practice address in De Soto, Missouri, and NPI 1508715665, issued on Jan 22, 2026. Check the license (Missouri 2019026018, as entered in NPPES) with the Missouri board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508715665
Name
Maddilyn Underwood
Credential
RD/LD
Primary taxonomy
Registered Dietitian 133V00000X
License number
2019026018 MO
Self-reported in NPPES; status is on the state search
Practice location
12873 State Route 21, De Soto, MO 63020
Phone
(636) 359-6019
Enumerated
Jan 22, 2026
Record last updated
Jan 22, 2026
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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Verify Maddilyn Underwood in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2019026018    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
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Registered Dietitian providers in Missouri

There are 1,368 registered dietitian records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,368 in Missouri → Every provider in De Soto →

Other registered dietitian records in Missouri

  1. Emily Adams, RDLebanon, MO1952913477
  2. Lori Adams, RDN, CSSD, CEDRD-SDes Peres, MO1427583590
  3. Michelle Adams, MS, RD, CSR, LDEureka, MO1508310269
  4. Rebecca Adams, RD/ LDSaint Louis, MO1073830600
  5. Tamara Adams, MSRDLDKansas City, MO1467667220
  6. Brandy Adelsberger, RDSaint Louis, MO1225281710
  7. Bethany Adent, RDSaint Louis, MO1972730398
  8. Leslie Agusti, RD/LDRichmond Heights, MO1508464801
  9. Lisa Akers-Smith, RD, LDSaint Louis, MO1255766598
  10. Marsha Alderson, RD, LDBridgeton, MO1083980536

Common questions

What is Maddilyn Underwood, RD/LD's NPI number?

Maddilyn Underwood, RD/LD's National Provider Identifier (NPI) is 1508715665, issued on Jan 22, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Maddilyn Underwood, RD/LD located?

The NPPES record lists a practice address at 12873 State Route 21, De Soto, MO, 63020. Phone: (636) 359-6019. Providers update this record themselves, so call before visiting.

How can I verify Maddilyn Underwood, RD/LD's license?

NPPES lists Missouri license number 2019026018, as entered by the provider. Search the Missouri 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.