NPPES file of Aug 9, 2026

Michael Yipeng Chen

Ophthalmology Physician · Boston, MA

Michael Yipeng Chen is an ophthalmology physician with a practice address in Boston, Massachusetts, and NPI 1518548668, issued on Apr 20, 2021. Check the license (Massachusetts 1022601, 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
1518548668
Name
Michael Yipeng Chen
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
1022601 MA
Self-reported in NPPES; status is on the state search
Practice location
243 Charles St, Boston, MA 02114
Phone
(617) 573-3689
Enumerated
Apr 20, 2021
Record last updated
Jul 9, 2025
Medicare enrollment
Enrolled (PECOS I20250708001334); 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 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 Michael Yipeng Chen 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 1022601
    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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75% fewer Medicare Part D claims than the average ophthalmology physician in 2024

382 Medicare Part D claims for 120 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.

  1. Michael Chen382
  2. Specialty average1,518

Most prescribed

  1. Latanoprost121 claims
  2. Brimonidine Tartrate59 claims
  3. Dorzolamide-Timolol50 claims
  4. Prednisolone Acetate29 claims
  5. Dorzolamide Hcl20 claims
  6. Timolol Maleate13 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: $161.54

4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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. Michael Chen$161.54
  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).

Michael Yipeng Chen among 791 ophthalmology physician records in Massachusetts

Michael Yipeng Chen 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 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 5% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2021 · median 2002 among the 518 with a school on file
  • Record last updated2025 · 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 Michael Yipeng Chen's NPI number?

Michael Yipeng Chen's National Provider Identifier (NPI) is 1518548668, issued on Apr 20, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Michael Yipeng Chen located?

The NPPES record lists a practice address at 243 Charles St, Boston, MA, 02114. Phone: (617) 573-3689. Providers update this record themselves, so call before visiting.

How can I verify Michael Yipeng Chen's license?

NPPES lists Massachusetts license number 1022601, 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 Michael Yipeng Chen prescribe under Medicare Part D?

In 2024, Michael Yipeng Chen had 382 Medicare Part D claims for 120 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.