Gursewak Singh, OD
Optometrist · Brooklyn, NY
Gursewak Singh, OD is an optometrist with a practice address in Brooklyn, New York, and NPI 1891476347, issued on Jul 27, 2023. Check the license (New York RT009862, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gursewak Singh
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- RT009862 NY
Self-reported in NPPES; status is on the state search - Practice location
- 457 Knickerbocker Ave, Brooklyn, NY 11237
- Phone
- (718) 386-0021
- Enumerated
- Jul 27, 2023
- Record last updated
- Jul 27, 2023
- Entity
- Type 1 · individual
8 nearest optometrist records → All 3,535 in New York → Look up another NPI →
Also registered at 457 Knickerbocker Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maurice Bonilla, PHARM.D.Pharmacist1861091829
- Leonard Colluro, RPHPharmacist1528399631
- Gary Goffner, RPHPharmacist1306177407
- Melissa Headley, MDInternal Medicine Physician1023487964
- Gauhar Kanimetova, ODOptometrist1033604517
Verify Gursewak Singh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license RT009862Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average optometrist in 2024
19 Medicare Part D claims for 11 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
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: $177.57
3 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, Inc. The 34,453 providers of this specialty with any payment received $769.99 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.
Gursewak Singh among 3,535 optometrist records in New York
Gursewak Singh, OD is one of 3,535 optometrist records with a practice address in New York. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 89% of them.
- NPI issued2023 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 47% of these records are
- Record last updated2023 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in New York
There are 3,535 optometrist records in New York.
All 3,535 in New York → Every provider in Brooklyn → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jassimine Davis, O.D.Brooklyn, NY 112371760931521
- Gauhar Kanimetova, ODBrooklyn, NY 112371033604517
- Camille Cohen, O.D.Brooklyn, NY 112381326442765
- Karen Cummings, O.DBrooklyn, NY 112361730103631
- Elliot Gross, O.D.Brooklyn, NY 112361437128725
- Lauren Lanigan, O.D.Brooklyn, NY 112361619063369
- Kathleen Maloney, O.D.Brooklyn, NY 112381053613976
- Alex Martin, ODBrooklyn, NY 112361891580452
Common questions
What is Gursewak Singh, OD's NPI number?
Gursewak Singh, OD's National Provider Identifier (NPI) is 1891476347, issued on Jul 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gursewak Singh, OD located?
The NPPES record lists a practice address at 457 Knickerbocker Ave, Brooklyn, NY, 11237. Phone: (718) 386-0021. Providers update this record themselves, so call before visiting.
How can I verify Gursewak Singh, OD's license?
NPPES lists New York license number RT009862, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Gursewak Singh, OD prescribe under Medicare Part D?
In 2024, Gursewak Singh, OD had 19 Medicare Part D claims for 11 beneficiaries; the average among optometrist prescribers was 277. 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.