NPPES file of Aug 9, 2026

Michael Carl Irizarry, MD

Neurology Physician · Boston, MA

Michael Carl Irizarry, MD is a neurology physician with a practice address in Boston, Massachusetts, and NPI 1790775237, issued on Oct 26, 2005. Check the license (Massachusetts 79337, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1790775237
Name
Michael Carl Irizarry
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
79337 MA
Self-reported in NPPES; status is on the state search
Practice location
15 Parkman St, Boston, MA 02114
Phone
(617) 726-1728
Enumerated
Oct 26, 2005
Record last updated
Jul 13, 2026
Fax
(617) 726-4101
Medicaid ID
3161536 MA
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 15 Parkman St

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

  1. Kate AdelettiPhysical Therapist1134247059
  2. Haitham Alabsi, DONeurology Physician1538587803
  3. Jonathan Alpert, MD PHDPsychiatry Physician1508857863
  4. Anthony Amato, MDNeurology Physician1124009881
  5. Maura Ament, PT DPTPhysical Therapist1629194386
  6. Sara Anderson, DPTPhysical Therapist1073924254

Verify Michael Carl Irizarry 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 79337
    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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Michael Carl Irizarry among 964 neurology physician records in Massachusetts

Michael Carl Irizarry, MD is one of 964 neurology physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

524 neurology physician records list a practice address in Boston

They are 524 of the 41,865 NPPES records with a practice address in Boston, and 964 neurology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 neurology physician records with the nearest ZIP codes

  1. Cenk Ayata, MDBoston, MA 021141326038043
  2. Thomas Byrne, MDBoston, MA 021141346230075
  3. David Caplan, MD PHDBoston, MA 021141780674945
  4. Alice Flaherty, MD PHDBoston, MA 021141396735601
  5. John Growdon, MDBoston, MA 021141407846686
  6. James Lehrich, MDBoston, MA 021141205826518
  7. Robert Levine, MDBoston, MA 021141154318459
  8. Anne Louise Oaklander, MD PHDBoston, MA 021141275523615

Common questions

What is Michael Carl Irizarry, MD's NPI number?

Michael Carl Irizarry, MD's National Provider Identifier (NPI) is 1790775237, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Carl Irizarry, MD located?

The NPPES record lists a practice address at 15 Parkman St, Boston, MA, 02114. Phone: (617) 726-1728. Providers update this record themselves, so call before visiting.

How can I verify Michael Carl Irizarry, MD's license?

NPPES lists Massachusetts license number 79337, 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. 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.