NPPES file of Aug 9, 2026

Erika Mercier, M.D.

Plastic Surgery within the Head & Neck (Otolaryngology) Physician · Boston, MA

Erika Mercier, M.D. is a plastic surgery within the head & neck (otolaryngology) physician with a practice address in Boston, Massachusetts, and NPI 1659844058, issued on Jan 8, 2019. Check the license (Massachusetts 1019391, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659844058
Name
Erika Mercier
Credential
M.D.
Primary taxonomy
Plastic Surgery within the Head & Neck (Otolaryngology) Physician 207YX0007X
License numbers
1019391 MA
00612 ZZ
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-6000
Enumerated
Jan 8, 2019
Record last updated
Aug 12, 2024
Medicare enrollment
Enrolled (PECOS I20240820003367); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 300 Longwood Ave

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

  1. Sylvia Abadir, MDPediatric Cardiology Physician1427366459
  2. Isabel Abbott, MDNeurology with Special Qualifications in Child Neurology Physician1033772579
  3. Kristin Abdelnour, PTPhysical Therapist1982821302
  4. Mohamed Abdelrahman, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1558050591
  5. Nadia Abdulrazak, N.P.Adult Health Nurse Practitioner1952616682
  6. Dhatri AbeyaratneStudent in an Organized Health Care Education/Training Program1437098233

Verify Erika Mercier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 1019391    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
Open 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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Bills Medicare through one group practice

  1. Chmc Otolaryngologic Foundation, IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Plastic Surgery within the Head & Neck (Otolaryngology) Physician providers in Massachusetts

There are 11 plastic surgery within the head & neck (otolaryngology) physician records in Massachusetts.

All 11 in Massachusetts → Every provider in Boston →

Other plastic surgery within the head & neck (otolaryngology) physician records in Massachusetts

  1. Jeffrey Brown, M.D.Winchester, MA1568461333
  2. Jeannie Chung, MDWellesley, MA1770610909
  3. Alex Grilli, M.D.Quincy, MA1174577928
  4. Edwin Ishoo, MDBrookline, MA1760497226
  5. Jieun Lee, MDBurlington, MA1376286997
  6. Linda Lee, M.D.Wellesley, MA1366618464
  7. Derrick Lin, M.D.Boston, MA1104817170
  8. Anna Petropoulos, M.D., F.R.C.S.Danvers, MA1083606016
  9. Sullivan Smith, MDBurlington, MA1851852560
  10. William Truswell, MDNorthampton, MA1306810874

Common questions

What is Erika Mercier, M.D.'s NPI number?

Erika Mercier, M.D.'s National Provider Identifier (NPI) is 1659844058, issued on Jan 8, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Erika Mercier, M.D. located?

The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-6000. Providers update this record themselves, so call before visiting.

How can I verify Erika Mercier, M.D.'s license?

NPPES lists Massachusetts license number 1019391, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.