NPPES file of Aug 9, 2026

David S. Friedman, M.D.

Ophthalmology Physician · Boston, MA

David S. Friedman, M.D. is an ophthalmology physician with a practice address in Boston, Massachusetts, and NPI 1669415220, issued on Jun 13, 2006. Check the license (Massachusetts 2786064, 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
1669415220
Name
David S. Friedman
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
2786064 MA
Self-reported in NPPES; status is on the state search
Practice location
243 Charles St, Boston, MA 02114
Phone
(617) 573-3611
Enumerated
Jun 13, 2006
Record last updated
May 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190423000317); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1992
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 243 Charles St

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

  1. Bardia AbbasiNeurology Physician1629429543
  2. Dunia Abdul-Aziz, MDOtolaryngology Physician1487880985
  3. Hasan Abdulbaki, MDStudent in an Organized Health Care Education/Training Program1811790512
  4. Inas Aboobakar, M.D.Ophthalmology Physician1760846265
  5. Jihad Achkar, M.D.Otolaryngology Physician1811203763
  6. Alessandro Adad Jammal, MD, PHDOphthalmology Physician1518725480

Verify David S. Friedman 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 2786064
    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

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28% more Medicare Part D claims than the average ophthalmology physician in 2024

1,948 Medicare Part D claims for 463 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. David Friedman1,948
  2. Specialty average1,518

Most prescribed

  1. Latanoprost615 claims
  2. Dorzolamide-Timolol263 claims
  3. Brimonidine Tartrate185 claims
  4. Timolol Maleate168 claims
  5. Dorzolamide Hcl118 claims
  6. Prednisolone Acetate118 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.

Industry payments in 2024: $14.95

1 payment: food and beverage; the largest payer was Gilead Sciences, Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Friedman$14.95
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Massachusetts Eye And Ear Associates, IncBoston, MA

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

David S. Friedman among 791 ophthalmology physician records in Massachusetts

David S. Friedman, M.D. is one of 791 ophthalmology physician records with a practice address in Massachusetts. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 23% of them.

  • NPI issued2006 · 23% of these records are older, 48% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1992 · median 2002 among the 518 with a school on file
  • Record last updated2019 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Massachusetts

There are 791 ophthalmology physician records in Massachusetts.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Sandra Cremers, MDBoston, MA 021141588654040
  2. Thaddeus Dryja, MDBoston, MA 021141619961968
  3. Suzanne Freitag, MDBoston, MA 021141710974464
  4. Matthew Gardiner, MDBoston, MA 021141366432833
  5. Deeba Husain, MDBoston, MA 021141952397697
  6. Ula Jurkunas, MDBoston, MA 021141386634699
  7. Ivana Kim, M.D.Boston, MA 021141851381933
  8. Peter Lou, MDBoston, MA 021141316937709

Common questions

What is David S. Friedman, M.D.'s NPI number?

David S. Friedman, M.D.'s National Provider Identifier (NPI) is 1669415220, issued on Jun 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David S. Friedman, M.D. located?

The NPPES record lists a practice address at 243 Charles St, Boston, MA, 02114. Phone: (617) 573-3611. Providers update this record themselves, so call before visiting.

How can I verify David S. Friedman, M.D.'s license?

NPPES lists Massachusetts license number 2786064, 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 S. Friedman, M.D. prescribe under Medicare Part D?

In 2024, David S. Friedman, M.D. had 1,948 Medicare Part D claims for 463 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.