NPPES file of Aug 9, 2026

Michelle Xiao-Xiao Larosa, MD

Diagnostic Radiology Physician · Boston, MA

Michelle Xiao-Xiao Larosa, MD is a diagnostic radiology physician with a practice address in Boston, Massachusetts, and NPI 1568990299, issued on May 25, 2017. Check the license (Massachusetts 292095, 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
1568990299
Name
Michelle Xiao-Xiao Larosa
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
292095 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave Dept OF, Boston, MA 02115
Phone
(412) 862-5702
Enumerated
May 25, 2017
Record last updated
Jan 26, 2023
Fax
(516) 663-8796
Medicare enrollment
Enrolled (PECOS I20230525002389); may accept Medicare assignment
Medical or professional school
New York Medical College, 2017
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 Dept OF

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

  1. Catherine Caillouette, RN, CPNPPediatric Nurse Practitioner1538381231
  2. Sarah Fleet, MDPediatric Gastroenterology Physician1467742486
  3. Rita Garrido, AU.D., CCC-A, FAAAAudiologist1760613814
  4. Imari-Ashley Isaksen, PHDPsychologist1780202846
  5. Ting-Wei Lin, MDStudent in an Organized Health Care Education/Training Program1992414171
  6. Jonathan Lipton, M.D., PH.D.Neurology with Special Qualifications in Child Neurology Physician1134305071

Verify Michelle Xiao-Xiao Larosa 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 292095
    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. Children's Hospital Radiology Foundation, Inc.Boston, MA

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

Michelle Xiao-Xiao Larosa among 1,658 diagnostic radiology physician records in Massachusetts

Michelle Xiao-Xiao Larosa, MD is one of 1,658 diagnostic radiology physician records with a practice address in Massachusetts. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.

  • NPI issued2017 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2017 · median 2006 among the 1,125 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

896 diagnostic radiology physician records list a practice address in Boston

They are 896 of the 41,865 NPPES records with a practice address in Boston, and 1,658 diagnostic radiology physician records in Massachusetts.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Piran Aliabadi, M.D.Boston, MA 021151851386494
  2. Robyn Birdwell, M.D.Boston, MA 021151881689701
  3. Russell Blinder, M.D.Boston, MA 021151477548394
  4. John Braver, MDBoston, MA 021151760470058
  5. Jessie Chai, M.D.Boston, MA 021151871580571
  6. Karl Coyner, M.D.Boston, MA 021151609861418
  7. Christine Denison, M.D.Boston, MA 021151063408086
  8. Peter Doubilet, M.D., PHDBoston, MA 021151972598811

Common questions

What is Michelle Xiao-Xiao Larosa, MD's NPI number?

Michelle Xiao-Xiao Larosa, MD's National Provider Identifier (NPI) is 1568990299, issued on May 25, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Xiao-Xiao Larosa, MD located?

The NPPES record lists a practice address at 300 Longwood Ave Dept OF, Boston, MA, 02115. Phone: (412) 862-5702. Providers update this record themselves, so call before visiting.

How can I verify Michelle Xiao-Xiao Larosa, MD's license?

NPPES lists Massachusetts license number 292095, 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.

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.