NPPES file of Aug 9, 2026

Robert A. Wiznia, M.D.

Ophthalmology Physician · New Haven, CT

Robert A. Wiznia, M.D. is an ophthalmology physician with a practice address in New Haven, Connecticut, and NPI 1811957640, issued on Mar 24, 2006. Check the license (Connecticut 015545, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1811957640
Name
Robert A. Wiznia
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
015545 CT
Self-reported in NPPES; status is on the state search
Practice location
850 Howard Ave, New Haven, CT 06519
Phone
(203) 562-9995
Enumerated
Mar 24, 2006
Record last updated
Jul 13, 2026
Fax
(203) 562-5898
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Robert A. Wiznia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 015545
    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 Connecticut license search

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77% fewer Medicare Part D claims than the average ophthalmology physician in 2024

346 Medicare Part D claims for 64 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Robert Wiznia346
  2. Specialty average1,518

Most prescribed

  1. Latanoprost100 claims
  2. Timolol Maleate41 claims
  3. Ketorolac Tromethamine29 claims
  4. Dorzolamide Hcl28 claims
  5. Fluorometholone28 claims
  6. Prednisolone Acetate23 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.

Ophthalmology Physician providers in Connecticut

There are 336 ophthalmology physician records in Connecticut.

Other ophthalmology physician records in Connecticut

  1. Marcio Abreu, M.D.Bridgeport, CT1366721995
  2. Laura Andrews, MDWaterbury, CT1710390646
  3. Shimy ApoorvaWaterbury, CT1518499367
  4. Yehuda Assouline, M.D.Danbury, CT1578514709
  5. Duane Austin, M.D.West Hartford, CT1477654838
  6. Sarah Baroody, M.D.Newtown, CT1710921861
  7. Anthony Barri, MDGroton, CT1245348796
  8. Michael Bautista, MDWestport, CT1689038671
  9. Herbert Becker, MDHartford, CT1801852314
  10. Thomas Beggins, M.D.Middletown, CT1235140104

Common questions

What is Robert A. Wiznia, M.D.'s NPI number?

Robert A. Wiznia, M.D.'s National Provider Identifier (NPI) is 1811957640, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert A. Wiznia, M.D. located?

The NPPES record lists a practice address at 850 Howard Ave, New Haven, CT, 06519. Phone: (203) 562-9995. Providers update this record themselves, so call before visiting.

How can I verify Robert A. Wiznia, M.D.'s license?

NPPES lists Connecticut license number 015545, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert A. Wiznia, M.D. prescribe under Medicare Part D?

In 2024, Robert A. Wiznia, M.D. had 346 Medicare Part D claims for 64 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.