NPPES file of Aug 9, 2026

Clarissa Ngui, OD

Optometrist · Boston, MA

Clarissa Ngui, OD is an optometrist with a practice address in Boston, Massachusetts, and NPI 1013535772, issued on Jul 9, 2020. Check the license (Massachusetts 5435, as entered in NPPES) 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
1013535772
Name
Clarissa Ngui
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
5435 MA
Self-reported in NPPES; status is on the state search
Practice location
1341 Boylston St, Boston, MA 02215
Phone
(508) 661-9532
Enumerated
Jul 9, 2020
Record last updated
Nov 14, 2020 (not updated in 6 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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Also registered at 1341 Boylston St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Richard Baumgartner, PHARMDPharmacist1598686842
  2. Chandra GhoshPharmacist1396509725
  3. Robert Koziol, RPHPharmacist1750160453
  4. Susan O'Shea, O.D.Optometrist1821109703
  5. Lemlem Weldemariam, RPHPharmacist1053034272
  6. Ying Zhou, O.D.Optometrist1003290081

Verify Clarissa Ngui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 5435    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 Massachusetts 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.

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Optometrist providers in Massachusetts

There are 1,501 optometrist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,501 in Massachusetts → Every provider in Boston →

Other optometrist records in Massachusetts

  1. Maysa Abbas, ODMalden, MA1588247787
  2. Kelly Abbott, O.D.Cambridge, MA1316313208
  3. Angela Abraham, O.D.Amherst, MA1609833870
  4. Joel Abraham, O.D.Leominster, MA1326187576
  5. Chukwuemeka Achonu, ODBoston, MA1013738582
  6. Thedalisa AckepLeominster, MA1003748104
  7. Amie Adams, O.D.Hudson, MA1831137322
  8. John Adams, ODIpswich, MA1598727778
  9. Stephen Adelstein, ODChelmsford, MA1790770980
  10. Molly Admire, ODBoston, MA1528628625

Common questions

What is Clarissa Ngui, OD's NPI number?

Clarissa Ngui, OD's National Provider Identifier (NPI) is 1013535772, issued on Jul 9, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Clarissa Ngui, OD located?

The NPPES record lists a practice address at 1341 Boylston St, Boston, MA, 02215. Phone: (508) 661-9532. Providers update this record themselves, so call before visiting.

How can I verify Clarissa Ngui, OD's license?

NPPES lists Massachusetts license number 5435, as entered by the provider. 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.