NPPES file of Aug 9, 2026

Guo-Jian Yan

Chore Provider · Brighton, MA

Guo-Jian Yan is a chore provider with a practice address in Brighton, Massachusetts, and NPI 1730687310, issued on Jan 29, 2018. Check the license with the Massachusetts 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
1730687310
Name
Guo-Jian Yan
Primary taxonomy
Chore Provider 372500000X
Practice location
109 Chiswick RD, Brighton, MA 02135
Phone
(617) 789-3979
Enumerated
Jan 29, 2018
Record last updated
Jan 29, 2018 (not updated in 8 years: call before relying on the address or phone)
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 Guo-Jian Yan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts 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
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Chore Provider providers in Massachusetts

There are 8 chore provider records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 8 in Massachusetts → Every provider in Brighton →

Other chore provider records in Massachusetts

  1. Mackie Alexis, NPWest Roxbury, MA1528330701
  2. Kimberlee Glennon, RNHyannis, MA1548649536
  3. Gerald LaneFitchburg, MA1871276857
  4. Christopher Lazcano VillagranLynn, MA1609656750
  5. Helen PimentelBoston, MA1164145900
  6. Shayla ReidBraintree, MA1568067841
  7. Patricia SpiritoHolyoke, MA1043780265

Common questions

What is Guo-Jian Yan's NPI number?

Guo-Jian Yan's National Provider Identifier (NPI) is 1730687310, issued on Jan 29, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Guo-Jian Yan located?

The NPPES record lists a practice address at 109 Chiswick RD, Brighton, MA, 02135. Phone: (617) 789-3979. Providers update this record themselves, so call before visiting.

How can I verify Guo-Jian Yan's license?

Search the Massachusetts 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.