NPPES file of Aug 9, 2026

Alicia M. Johnston, M.D.

Pediatric Infectious Diseases Physician · Boston, MA

Alicia M. Johnston, M.D. is a pediatric infectious diseases physician with a practice address in Boston, Massachusetts, and NPI 1225044225, issued on Jul 31, 2006. Check the license (Massachusetts 212850, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225044225
Name
Alicia M. Johnston
Credential
M.D.
Primary taxonomy
Pediatric Infectious Diseases Physician 2080P0208X
License number
212850 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-6000
Enumerated
Jul 31, 2006
Record last updated
Jan 24, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100315000062); accepts Medicare assignment
Medical or professional school
State University Of Ny Upstate Medical University, 1994
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 Alicia M. Johnston 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 212850    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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Industry payments in 2024: $61.39

1 payment: food and beverage; the largest payer was Amgen Inc. The 294 providers of this specialty with any payment received $9,151.53 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alicia Johnston$61.39
  2. Specialty average$9,151.53

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Children's Hospital Pediatric Associates, IncBoston, MA

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

Pediatric Infectious Diseases Physician providers in Massachusetts

There are 86 pediatric infectious diseases physician records in Massachusetts.

All 86 in Massachusetts → Every provider in Boston →

Other pediatric infectious diseases physician records in Massachusetts

  1. Asim Ahmed, M.D.Boston, MA1265595359
  2. Fatima Al DhaheriBoston, MA1932513892
  3. Sacha Al Hassan, M.D.Boston, MA1134782808
  4. Dania Ali-Ahmad, M.D.Chestnut Hill, MA1639110075
  5. Brenda Anosike, M.D.Boston, MA1851518609
  6. Elizabeth Barnett, MDBoston, MA1265415608
  7. Claire Bethel, MDBoston, MA1366187031
  8. Thea Brennan-Krohn, M.D.Boston, MA1922397827
  9. Sandra Burchett, MDBoston, MA1063594455
  10. Jeffrey Campbell, MDBoston, MA1467816611

Common questions

What is Alicia M. Johnston, M.D.'s NPI number?

Alicia M. Johnston, M.D.'s National Provider Identifier (NPI) is 1225044225, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alicia M. Johnston, 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 Alicia M. Johnston, M.D.'s license?

NPPES lists Massachusetts license number 212850, 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.