NPPES file of Aug 9, 2026

Alexis Kassotis, MD

Ophthalmology Physician · New York, NY

Alexis Kassotis, MD is an ophthalmology physician with a practice address in New York, New York, and NPI 1104406560, issued on Apr 10, 2021. Check the license (New York 334908, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1104406560
Name
Alexis Kassotis
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
334908 NY
Self-reported in NPPES; status is on the state search
Practice location
1305 York Ave, New York, NY 10021
Phone
(646) 962-2020
Enumerated
Apr 10, 2021
Record last updated
Aug 3, 2025
Medicare enrollment
Enrolled (PECOS I20250718001113); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 2021
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 1305 York Ave

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

  1. Ana Alzaga Fernandez, M.D.Ophthalmology Physician1053575100
  2. Panagiota Andreopoulou, M.D.Endocrinology, Diabetes & Metabolism Physician1629090527
  3. Chino Aneke-Nash, MD, PHDGastroenterology Physician1518458488
  4. Quillan AustriaStudent in an Organized Health Care Education/Training Program1437859998
  5. John Barnard, M.D.Cardiovascular Disease Physician1144242678
  6. Robert Battat, MDGastroenterology Physician1255854071

Verify Alexis Kassotis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 334908
    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 New York 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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44% fewer Medicare Part D claims than the average ophthalmology physician in 2024

850 Medicare Part D claims for 217 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.

  1. Alexis Kassotis850
  2. Specialty average1,518

Most prescribed

  1. Latanoprost177 claims
  2. Dorzolamide-Timolol136 claims
  3. Brimonidine Tartrate118 claims
  4. Prednisolone Acetate117 claims
  5. Ketorolac Tromethamine69 claims
  6. Timolol Maleate59 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 2 group practices

  1. Trustees OF Columbia University IN The City OF New YorkNew York, NY
  2. Weill Medical College OF CornellNew York, NY

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

Alexis Kassotis among 1,822 ophthalmology physician records in New York

Alexis Kassotis, MD is one of 1,822 ophthalmology physician records with a practice address in New York. 79% 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 97% of them.

  • NPI issued2021 · 97% of these records are older, 2% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2021 · median 1995 among the 1,215 with a school on file
  • Record last updated2025 · 71% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in New York

There are 1,822 ophthalmology physician records in New York.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. David H Abramson, MDNew York, NY 100211235114026
  2. Norman Charles, M.D.New York, NY 100211356335525
  3. Elisabeth Cohen, MDNew York, NY 100211538167283
  4. Nancy Coles, MDNew York, NY 100211609868074
  5. Robin Hayworth, M.D.New York, NY 100211174521876
  6. Brian Herschorn, M.D.New York, NY 100211578552550
  7. Irene Magramm, M.D.New York, NY 100211962400747
  8. Michael Nissen, M.D.New York, NY 100211609875442

Common questions

What is Alexis Kassotis, MD's NPI number?

Alexis Kassotis, MD's National Provider Identifier (NPI) is 1104406560, issued on Apr 10, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Alexis Kassotis, MD located?

The NPPES record lists a practice address at 1305 York Ave, New York, NY, 10021. Phone: (646) 962-2020. Providers update this record themselves, so call before visiting.

How can I verify Alexis Kassotis, MD's license?

NPPES lists New York license number 334908, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alexis Kassotis, MD prescribe under Medicare Part D?

In 2024, Alexis Kassotis, MD had 850 Medicare Part D claims for 217 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.