Doctor profile · Federal record
Dr. William Kasper, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Garden City, NY
- NPI 1851307987
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 59 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
520 Franklin Ave, Suite L9
Garden City, NY 115305813
(631) 265-8780
fax (631) 265-8521 - Mailing address
-
260 E Middle Country RD, Suite 201
Smithtown, NY 117872982
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 9, 2015
- Year of graduation
- 1967 — 59 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- New York #105422
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851307987. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,404
Distinct HCPCS
9
Medicare allowed
$157,752
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 664 | 432 | $107 | |
92014 |
Established patient complete exam of visual system | 273 | 266 | $147 | |
92012 |
Established patient problem focused exam of visual system | 166 | 143 | $106 | |
92004 |
New patient complete exam of visual system | 88 | 88 | $168 | |
92133 |
Imaging of optic nerve | 65 | 63 | $42 | |
92250 |
Photography of the retina | 50 | 50 | $44 | |
92083 |
Exam of visual field with extended testing | 44 | 39 | $73 | |
92002 |
New patient problem focused exam of visual system | 37 | 37 | $101 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 17 | 17 | $147 |
In context: peer comparison
Among 5 peers in Garden City Ophthalmology Physician, average services per provider: 131. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$2,291
Transactions
61
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Mallinckrodt Hospital Products INC. | 10 | $315.01 | |
| Bausch & Lomb Americas INC. | 5 | $268.63 | |
| Tarsus Pharmaceuticals, INC. | 7 | $214.18 | |
| Sun Pharmaceutical Industries INC. | 6 | $202.39 | |
| Oyster Point Pharma, INC. | 11 | $188.38 | |
| Alcon Vision LLC | 5 | $182.18 | |
| Abbvie INC. | 4 | $181.75 | |
| RxSight INC | 1 | $132.96 | |
| Penumbra, INC. | 1 | $129.56 | |
| Recordati_Rare_Diseases_INC. | 1 | $122.19 | |
| Harrow Eye, LLC | 2 | $108.21 | |
| Astellas Pharma US INC | 3 | $80.77 | |
| Genentech USA, INC. | 3 | $59.49 | |
| Dompe US, INC. | 1 | $31.67 | |
| Ani Pharmaceuticals, INC. | 1 | $20.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,225
Patients
576
Total drug cost
$81,515
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 381 | 109 | $8,602 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 140 | 128 | $8,428 |
| Timolol Maleate | Generic | 137 | 41 | $11,619 |
| Azelastine Hcl | Generic | 124 | 66 | $3,018 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 82 | 24 | $2,641 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 66 | 52 | $909 |
| Ofloxacin | Generic | 53 | 45 | $666 |
| Brimonidine Tartrate | Generic | 39 | 11 | $6,524 |
| Erythromycin (Erythromycin Base) | Brand | 36 | 28 | $409 |
| Lumigan (Bimatoprost) | Brand | 36 | 13 | $24,577 |
Frequently asked questions
What is Dr. William Kasper's medical specialty?
Dr. William Kasper practices Ophthalmology Physician in Garden City, NY.
Where does Dr. William Kasper practice?
Dr. William Kasper practices at 520 Franklin Ave, Garden City, NY 115305813. Office phone: 6312658780.
What is Dr. William Kasper's NPI?
Dr. William Kasper's National Provider Identifier (NPI) is 1851307987, issued by NPPES.
Does Dr. William Kasper accept Medicare assignment?
Yes. Dr. William Kasper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Kasper commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.