Registry data as of Aug 27, 2026

Jiayi Guan

Registered Dietitian · Gaithersburg, MD

Jiayi Guan is a registered dietitian with a practice address in Gaithersburg, Maryland, and NPI 1467341081, issued on Jun 30, 2025. Check the license 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
1467341081
Name
Jiayi Guan
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
12 S Summit Ave # 100-M16, Gaithersburg, MD 20877
Phone
(240) 780-2418
Enumerated
Jun 30, 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.
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Verify Jiayi Guan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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.

Registered Dietitian providers in Maryland

There are 1,090 registered dietitian records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,090 in Maryland → Every provider in Gaithersburg →

Other registered dietitian records in Maryland

  1. Progya AakashTakoma Park, MD1356288765
  2. Nourhan AbdelfattahHanover, MD1154022283
  3. Nicole Acle, R.D.Salisbury, MD1447547153
  4. Deborah Adams, R.D., L.D.Baltimore, MD1013003821
  5. Jamie Adams, M.S., R.D., L.D.N.Baltimore, MD1891162277
  6. Aderonke Adegbite, RD,RDN,LDNNew Carrollton, MD1134054075
  7. Oluwakemi Adeola, MS, RD, LDWaldorf, MD1255961546
  8. Rabia Ahmad, RDSalisbury, MD1184171225
  9. Rahaf Al Bochi, RD, LDElkridge, MD1255874194
  10. Lilah Al-Masri, DIETITIANAnnapolis, MD1154393387

Common questions

What is Jiayi Guan's NPI number?

Jiayi Guan's National Provider Identifier (NPI) is 1467341081, issued on Jun 30, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Jiayi Guan located?

The NPPES record lists a practice address at 12 S Summit Ave # 100-M16, Gaithersburg, MD, 20877. Phone: (240) 780-2418. Providers update this record themselves, so call before visiting.

How can I verify Jiayi Guan's license?

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.

Compiled from official public sources by the editorial process.

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.