NPPES file of Aug 9, 2026

Lauren Skerritt Eichenwald, MD

Gastroenterology Physician · Boston, MA

Lauren Skerritt Eichenwald, MD is a gastroenterology physician with a practice address in Boston, Massachusetts, and NPI 1659900462, issued on Apr 3, 2020. Check the license (Massachusetts 1025867, 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
1659900462
Name
Lauren Skerritt Eichenwald
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
1025867 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit St, Boston, MA 02114
Phone
(978) 741-4171
Enumerated
Apr 3, 2020
Record last updated
Jul 15, 2026
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 55 Fruit St

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

  1. Affan Aamir, MD, PHARMD, RPHStudent in an Organized Health Care Education/Training Program1821890377
  2. Matthew AbadirAnesthesiology Physician1699120550
  3. Taimur AbbasiInternal Medicine Physician1841673522
  4. Megan Abbott, MDAnesthesiology Physician1730839333
  5. Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
  6. Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590

Verify Lauren Skerritt Eichenwald 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 1025867
    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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86% fewer Medicare Part D claims than the average gastroenterology physician in 2024

117 Medicare Part D claims for 29 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Lauren Eichenwald117
  2. Specialty average811

Most prescribed

  1. Omeprazole11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Lauren Skerritt Eichenwald among 686 gastroenterology physician records in Massachusetts

Lauren Skerritt Eichenwald, MD is one of 686 gastroenterology physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 96% of them.

  • NPI issued2020 · 96% of these records are older, 3% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2026 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Massachusetts

There are 686 gastroenterology physician records in Massachusetts.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Diane Abraczinskas, MDBoston, MA 021141811988488
  2. Karin Andersson, MDBoston, MA 021141972585511
  3. Bernard Aserkoff, MDBoston, MA 021141851381123
  4. Cheryl Bunker, MDBoston, MA 021141952384752
  5. Andrew Chan, M.D.Boston, MA 021141982600144
  6. Raymond Chung, MDBoston, MA 021141154311769
  7. Daniel Chung, MDBoston, MA 021141710978994
  8. Peter Kelsey, MDBoston, MA 021141255313383

Common questions

What is Lauren Skerritt Eichenwald, MD's NPI number?

Lauren Skerritt Eichenwald, MD's National Provider Identifier (NPI) is 1659900462, issued on Apr 3, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Skerritt Eichenwald, MD located?

The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (978) 741-4171. Providers update this record themselves, so call before visiting.

How can I verify Lauren Skerritt Eichenwald, MD's license?

NPPES lists Massachusetts license number 1025867, 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.

How much does Lauren Skerritt Eichenwald, MD prescribe under Medicare Part D?

In 2024, Lauren Skerritt Eichenwald, MD had 117 Medicare Part D claims for 29 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

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.