Ayan Chatterjee, M.D.
Glaucoma Specialist (Ophthalmology) Physician · King Of Prussia, PA
Ayan Chatterjee, M.D. is a glaucoma specialist (ophthalmology) physician with a practice address in King Of Prussia, Pennsylvania, and NPI 1265845804, issued on Jun 10, 2014. Check the license on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Ayan Chatterjee
- Credential
- M.D.
- Primary taxonomy
- Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
- License numbers
- 2018-00306 NC
259852 MA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Mall Blvd, King Of Prussia, PA 19406
- Phone
- (866) 407-1852
- Enumerated
- Jun 10, 2014
- Record last updated
- Jan 27, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190805003272); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2014
- Entity
- Type 1 · individual
Also registered at 200 Mall Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Aronsky, M.D.Ophthalmology Physician1962518712
- Ariann Bernstein, ODOptometrist1114033891
- Cari Cinamella, O.D.Optometrist1144535451
- Jessica Khoury, ODOptometrist1982705414
- Shara Levine, PA-CMedical Physician Assistant1578387304
- Don Miller, ODOptometrist1518073287
Verify Ayan Chatterjee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)Check the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average glaucoma specialist (ophthalmology) physician in 2024
3,348 Medicare Part D claims for 623 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Latanoprost844 claims
- Prednisolone Acetate455 claims
- Ketorolac Tromethamine366 claims
- Timolol Maleate337 claims
- Brimonidine Tartrate235 claims
- Ofloxacin178 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: $1,793.56
34 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 391 providers of this specialty with any payment received $5,284.60 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Delaware Valley Vision Associates Group Practice, LLCPhiladelphia, PA
- Omni Eye Specialists P AIselin, NJ
- Wills Eye Ophthalmology Clinic, IncPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Glaucoma Specialist (Ophthalmology) Physician providers in Pennsylvania
There are 17 glaucoma specialist (ophthalmology) physician records in Pennsylvania.
All 17 in Pennsylvania → Every provider in King Of Prussia →
Other glaucoma specialist (ophthalmology) physician records in Pennsylvania
- Victoria Addis, M.D.Philadelphia, PA1972826584
- Qi Cui, M.D., PH.D.Philadelphia, PA1013205145
- Eve Higginbotham, MDPhiladelphia, PA1245283324
- Stephen Hudock, MDSayre, PA1790753374
- Moon Jeong Lee, M.D.Philadelphia, PA1235674458
- Anfei Li, MDBala Cynwyd, PA1407477318
- Shelley Mo, M.D.Lancaster, PA1265963458
- Zachary NadlerAbington, PA1013477025
- Mehul Nagarsheth, MDWyomissing, PA1073774774
- Abhishek Nemani, MDWyomissing, PA1720219454
Common questions
What is Ayan Chatterjee, M.D.'s NPI number?
Ayan Chatterjee, M.D.'s National Provider Identifier (NPI) is 1265845804, issued on Jun 10, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ayan Chatterjee, M.D. located?
The NPPES record lists a practice address at 200 Mall Blvd, King Of Prussia, PA, 19406. Phone: (866) 407-1852. Providers update this record themselves, so call before visiting.
How can I verify Ayan Chatterjee, M.D.'s license?
Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ayan Chatterjee, M.D. prescribe under Medicare Part D?
In 2024, Ayan Chatterjee, M.D. had 3,348 Medicare Part D claims for 623 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. 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.