Registry data as of Aug 27, 2026

Jonathan Fletcher, MD

Clinical Cytogenetics Physician · Boston, MA

Jonathan Fletcher, MD is a clinical cytogenetics physician with a practice address in Boston, Massachusetts, and NPI 1891713392, issued on Jul 17, 2006. Check the license (Massachusetts 55007, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1891713392
Name
Jonathan Fletcher
Credential
MD
Primary taxonomy
Clinical Cytogenetics Physician 207SC0300X
License number
55007 MA
Self-reported in NPPES; status is on the state search
Practice location
75 Francis St, Boston, MA 02115
Phone
(617) 732-7883
Enumerated
Jul 17, 2006
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 75 Francis St

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

  1. Amin AalipourStudent in an Organized Health Care Education/Training Program1902483258
  2. Emily Aaronson, M.D.Emergency Medicine Physician1962791558
  3. Sarah Abbett, M.D.Anesthesiology Physician1902097736
  4. Christine Abbott, NPAdult Health Nurse Practitioner1851471940
  5. Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
  6. Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867

Verify Jonathan Fletcher 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 55007
    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.

One hospital or facility affiliation

  1. Brigham And Womens Physicians Organization IncBoston, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Clinical Cytogenetics Physician providers in Massachusetts

There are 12 clinical cytogenetics physician records in Massachusetts.

Other clinical cytogenetics physician records in Massachusetts

  1. Christine Bryke, MDBoston, MA1932109527
  2. Janet Cowan, PH.D., FACMGBoston, MA1922087204
  3. Anne Giersch, PH.D.Boston, MA1821063348
  4. Anne Higgins, PH.D.Boston, MA1689622862
  5. Lee Kaplan, PHD, FACMGDedham, MA1578495222
  6. Wayne Miller, M.D.West Barnstable, MA1609933399
  7. Cynthia Morton, PH.D.Boston, MA1447238977
  8. Barbara Pober, MDBoston, MA1497739718
  9. Sadeem Qdaisat, CG(ASCP)MBBoston, MA1508621186
  10. Lynne Rosenblum-VosWestborough, MA1306030051

Common questions

What is Jonathan Fletcher, MD's NPI number?

Jonathan Fletcher, MD's National Provider Identifier (NPI) is 1891713392, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Fletcher, MD located?

The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-7883. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Fletcher, MD's license?

NPPES lists Massachusetts license number 55007, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.