Doctor profile · Federal record
Dr. Warren Klein, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Elizabeth, NJ
- NPI 1114912342
- MIPS 75.0 / 100 · 2023
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
230 W Jersey St Fl 2
Elizabeth, NJ 072021364
(908) 289-1166
fax (908) 352-4752 - Mailing address
-
230 W Jersey St, Suite 201
Elizabeth, NJ 072021364
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- June 11, 2025
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- New Jersey #027381
- Medicaid
- NJ #0701106
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114912342. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,735
Distinct HCPCS
10
Medicare allowed
$155,734
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92250 |
Photography of the retina | 247 | 176 | $39 | |
92020 |
Exam of the internal drainage system of eye | 210 | 157 | $30 | |
92286 |
Imaging of front third of eye using a special microscope | 168 | 132 | $41 | |
92014 |
Established patient complete exam of visual system | 166 | 138 | $138 | |
92012 |
Established patient problem focused exam of visual system | 133 | 96 | $99 | |
92285 |
Photography of content of eyes | 131 | 115 | $26 | |
92273 |
Measurement of retinal and optic nerve function | 120 | 98 | $143 | |
76512 |
2d ultrasound scan of eye tissue and structures | 83 | 59 | $51 | |
92083 |
Exam of visual field with extended testing | 77 | 63 | $64 | |
92133 |
Imaging of optic nerve | 75 | 66 | $38 |
In context: peer comparison
Among 1 peers in Elizabeth Ophthalmology Physician, average services per provider: 82. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$99
Transactions
6
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Tarsus Pharmaceuticals, INC. | 2 | $36.00 | |
| Mallinckrodt Hospital Products INC. | 1 | $17.14 | |
| Alcon Vision LLC | 1 | $17.00 | |
| Ocular Therapeutix, INC. | 1 | $14.85 | |
| Abbvie INC. | 1 | $13.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,131
Patients
1,457
Total drug cost
$457,483
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluorometholone | Generic | 1,123 | 345 | $87,789 |
| Timolol Maleate | Generic | 528 | 134 | $14,395 |
| Brimonidine Tartrate | Generic | 474 | 231 | $7,301 |
| Latanoprost | Generic | 430 | 111 | $11,000 |
| Prednisolone Acetate | Generic | 358 | 301 | $14,324 |
| Dorzolamide Hcl | Generic | 247 | 66 | $8,926 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 195 | 37 | $74,540 |
| Lumigan (Bimatoprost) | Brand | 188 | 34 | $75,319 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 95 | 29 | $3,560 |
| Acetazolamide | Generic | 92 | 28 | $9,381 |
Frequently asked questions
What is Dr. Warren Klein's medical specialty?
Dr. Warren Klein practices Ophthalmology Physician in Elizabeth, NJ.
Where does Dr. Warren Klein practice?
Dr. Warren Klein practices at 230 W Jersey St Fl 2, Elizabeth, NJ 072021364. Office phone: 9082891166.
What is Dr. Warren Klein's NPI?
Dr. Warren Klein's National Provider Identifier (NPI) is 1114912342, issued by NPPES.
Does Dr. Warren Klein accept Medicare assignment?
Dr. Warren Klein does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Warren Klein commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Exam of the internal drainage system of eye (HCPCS 92020); Imaging of front third of eye using a special microscope (HCPCS 92286). Source: CMS Medicare Physician & Other Practitioners file.