NPPES file of Aug 9, 2026

David Lewis Perez, M.D.

Neurology Physician · Boston, MA

David Lewis Perez, M.D. is a neurology physician with a practice address in Boston, Massachusetts, and NPI 1104096353, issued on Mar 4, 2008. Check the license (Massachusetts 242670, 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
1104096353
Name
David Lewis Perez
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
242670 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit St, Boston, MA 02114
Phone
(617) 724-7243
Enumerated
Mar 4, 2008
Record last updated
Nov 5, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140627000047); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 2007
Telehealth
Offers telehealth (CMS)
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 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 David Lewis Perez 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 242670
    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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78% fewer Medicare Part D claims than the average neurology physician in 2024

296 Medicare Part D claims for 46 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. David Perez296
  2. Specialty average1,370

Most prescribed

  1. Sertraline Hcl30 claims
  2. Memantine Hcl27 claims
  3. Clonazepam25 claims
  4. Trazodone Hcl24 claims
  5. Duloxetine Hcl22 claims
  6. Buspirone Hcl20 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.

Bills Medicare through one group practice

  1. Massachusetts General Physicians Organization IncBoston, MA

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

David Lewis Perez among 964 neurology physician records in Massachusetts

David Lewis Perez, M.D. 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. Its NPI, issued in 2008, is newer than 52% of them.

  • NPI issued2008 · 52% of these records are older, 43% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2007 · median 2006 among the 612 with a school on file
  • Record last updated2019 · 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.

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. Michael Irizarry, MDBoston, MA 021141790775237
  7. James Lehrich, MDBoston, MA 021141205826518
  8. Robert Levine, MDBoston, MA 021141154318459

Common questions

What is David Lewis Perez, M.D.'s NPI number?

David Lewis Perez, M.D.'s National Provider Identifier (NPI) is 1104096353, issued on Mar 4, 2008. An NPI identifies a provider in billing; it is not a license.

Where is David Lewis Perez, M.D. located?

The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-7243. Providers update this record themselves, so call before visiting.

How can I verify David Lewis Perez, M.D.'s license?

NPPES lists Massachusetts license number 242670, 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 David Lewis Perez, M.D. prescribe under Medicare Part D?

In 2024, David Lewis Perez, M.D. had 296 Medicare Part D claims for 46 beneficiaries; the average among neurology physician prescribers was 1,370. 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.