NPPES file of Aug 9, 2026

Jennifer L. Dearden, MD

Anesthesiology Physician · Boston, MA

Jennifer L. Dearden, MD is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1194787556, issued on Apr 3, 2006. Check the license (Massachusetts 219723, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194787556
Name
Jennifer L. Dearden
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
219723 MA
41466 CT
Self-reported in NPPES; status is on the state search
Practice location
300 Longwood Ave, Boston, MA 02115
Phone
(617) 355-7737
Enumerated
Apr 3, 2006
Record last updated
Aug 2, 2024
Medicare enrollment
Enrolled (PECOS I20241220000222); 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 Jennifer L. Dearden 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 219723
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 67.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score61.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Chmc Anesthesia Foundation IncBoston, MA
  2. Northeast Medical Group IncWesterly, RI
  3. Winchester Anesthesia Associates, IncWinchester, MA

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

1,082 anesthesiology physician records list a practice address in Boston

They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.

Other anesthesiology physician records in Massachusetts

  1. John Abadir, M.DBoston, MA1891937298
  2. Matthew AbadirBoston, MA1699120550
  3. Sarah Abbett, M.D.Boston, MA1902097736
  4. Brendan Abbott, DOBrighton, MA1477244796
  5. Megan Abbott, MDBoston, MA1730839333
  6. Timothy Abbott, D.O.Northampton, MA1316155294
  7. Kathryn Aberle, MDBoston, MA1669447835
  8. Scott AbernathyWorcester, MA1639630817
  9. Abdullah Abolkhair, M.D.Boston, MA1649434325
  10. Lori Abrahamian, M.D.Boston, MA1528012192

Common questions

What is Jennifer L. Dearden, MD's NPI number?

Jennifer L. Dearden, MD's National Provider Identifier (NPI) is 1194787556, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer L. Dearden, MD located?

The NPPES record lists a practice address at 300 Longwood Ave, Boston, MA, 02115. Phone: (617) 355-7737. Providers update this record themselves, so call before visiting.

How can I verify Jennifer L. Dearden, MD's license?

NPPES lists Massachusetts license number 219723, 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.

What is Jennifer L. Dearden, MD's MIPS final score?

The 2023 MIPS final score is 67.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.