NPPES file of Aug 9, 2026

Barbara A. Longo, RDN

Registered Dietitian · Rio Linda, CA

Barbara A. Longo, RDN is a registered dietitian with a practice address in Rio Linda, California, and NPI 1528929593, issued on Nov 19, 2025. Check the license (California 710131, as entered in NPPES) with the California 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
1528929593
Name
Barbara A. Longo
Credential
RDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
710131 CA
Self-reported in NPPES; status is on the state search
Practice location
209 W Ascot Ave, Rio Linda, CA 95673
Phone
(530) 250-5440
Enumerated
Nov 19, 2025
Record last updated
Nov 19, 2025
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.
Download card Updates feed

Verify Barbara A. Longo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 710131    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 California 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Registered Dietitian providers in California

There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,148 in California → Every provider in Rio Linda →

Other registered dietitian records in California

  1. Nazanin Abbaspour, PHD, RDN, IFNCPSan Diego, CA1871180695
  2. Michelle AbbeySan Diego, CA1932692878
  3. Emily AbbottTorrance, CA1477064871
  4. Fatima Azzahra Abdelhafeez, RDAnaheim, CA1356003727
  5. Sulaima Abdin-ArafehPomona, CA1366980765
  6. Tamara Abdul Hadi, MSLos Angeles, CA1669356754
  7. Anita Abdul-KarimPasadena, CA1619365970
  8. Ruqaya AbdulkhaliqLong Beach, CA1447124037
  9. Ran Abe, R.D.Long Beach, CA1093186173
  10. Allison Abel, RDN, CNSCLos Angeles, CA1346664414

Common questions

What is Barbara A. Longo, RDN's NPI number?

Barbara A. Longo, RDN's National Provider Identifier (NPI) is 1528929593, issued on Nov 19, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Barbara A. Longo, RDN located?

The NPPES record lists a practice address at 209 W Ascot Ave, Rio Linda, CA, 95673. Phone: (530) 250-5440. Providers update this record themselves, so call before visiting.

How can I verify Barbara A. Longo, RDN's license?

NPPES lists California license number 710131, as entered by the provider. Search the California 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.