NPPES file of Aug 9, 2026

Alyssa Desmarais, PA-C

Physician Assistant · Springfield, MA

Alyssa Desmarais, PA-C is a physician assistant with a practice address in Springfield, Massachusetts, and NPI 1043736739, issued on Aug 15, 2017. Check the license (Massachusetts 1142951, 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
1043736739
Name
Alyssa Desmarais
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
1142951 MA
Self-reported in NPPES; status is on the state search
Practice location
3455 Main St Ste 5, Springfield, MA 01107
Phone
(413) 733-9600
Enumerated
Aug 15, 2017
Record last updated
Aug 15, 2017 (not updated in 9 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 3455 Main St Ste 5

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

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  3. Sofia Capua, PA-CSurgical Physician Assistant1942876750
  4. Devan ChenPhysician Assistant1285584466
  5. Kaylin Cousineau, PA-CPhysician Assistant1841974763
  6. Sarah Dalhaus, NPFamily Nurse Practitioner1891219572

Verify Alyssa Desmarais 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 1142951
    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

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172 physician assistant records list a practice address in Springfield

They are 172 of the 8,553 NPPES records with a practice address in Springfield, and 4,713 physician assistant records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other physician assistant records in Massachusetts

  1. Erin Abdallah, PA-CSwansea, MA1396417242
  2. Alexa Aboshar, PA-CTewksbury, MA1245623578
  3. Bhraana Abraham, PABoston, MA1649963661
  4. Keidelyn Abreu, PALawrence, MA1497488795
  5. Tatiana Achildiev, PAWorcester, MA1740532761
  6. Sophie Achilles, PA-CBoston, MA1992485965
  7. Andrea Acosta, PA-CWest Roxbury, MA1336060953
  8. Colin ActonBoston, MA1346066701
  9. Emily Adams, PA-CBurlington, MA1457685752
  10. Karley Adams, PABoston, MA1578261764

Common questions

What is Alyssa Desmarais, PA-C's NPI number?

Alyssa Desmarais, PA-C's National Provider Identifier (NPI) is 1043736739, issued on Aug 15, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Alyssa Desmarais, PA-C located?

The NPPES record lists a practice address at 3455 Main St Ste 5, Springfield, MA, 01107. Phone: (413) 733-9600. Providers update this record themselves, so call before visiting.

How can I verify Alyssa Desmarais, PA-C's license?

NPPES lists Massachusetts license number 1142951, 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.

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.