Doctor profile · Federal record
Dr. Karen Bonnanzio, O.D.
Optometrist (CMS: Optometry) · Stratford, CT
- NPI 1508955873
- Accepts Medicare
- 33 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7365 Main St
Stratford, CT 066141300
(203) 377-3937
fax (888) 741-0620
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- October 13, 2016
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Connecticut #002346
- Medicaid
- CT #004160983
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508955873. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
172
Distinct HCPCS
6
Medicare allowed
$12,988
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 78 | 60 | $84 | |
92250 |
Photography of the retina | 28 | 27 | $39 | |
92014 |
Established patient complete exam of visual system | 18 | 18 | $109 | |
92083 |
Exam of visual field with extended testing | 18 | 17 | $66 | |
92133 |
Imaging of optic nerve | 17 | 15 | $36 | |
92004 |
New patient complete exam of visual system | 13 | 13 | $123 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 33. This provider delivers 5.2× the peer median.Open Payments
Industry payments received
All-time total
$641
Transactions
19
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 3 | $180.76 | |
| Tarsus Pharmaceuticals, Inc. | 6 | $135.41 | |
| Topcon Healthcare, Inc. | 1 | $95.77 | |
| Johnson & Johnson Vision Care, Inc. | 2 | $78.76 | |
| Bausch & Lomb Americas Inc. | 2 | $38.10 | |
| Oyster Point Pharma, Inc. | 1 | $31.28 | |
| ABBVIE INC. | 1 | $22.72 | |
| Dompe US, Inc. | 1 | $22.12 | |
| CooperVision Inc. | 1 | $21.65 | |
| LKC Technologies, Inc. | 1 | $14.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
139
Patients
34
Total drug cost
$60,062
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 84 | 23 | $1,709 |
| Restasis (Cyclosporine) | Brand | 18 | 0 | $31,717 |
| Xiidra (Lifitegrast) | Brand | 15 | 0 | $26,156 |
| Prednisolone Acetate | Generic | 11 | 11 | $396 |
| Timolol Maleate | Generic | 11 | 0 | $85 |
Frequently asked questions
What is Dr. Karen Bonnanzio's medical specialty?
Dr. Karen Bonnanzio practices Optometrist in Stratford, CT.
Where does Dr. Karen Bonnanzio practice?
Dr. Karen Bonnanzio practices at 7365 Main St, Stratford, CT 066141300. Office phone: 2033773937.
What is Dr. Karen Bonnanzio's NPI?
Dr. Karen Bonnanzio's National Provider Identifier (NPI) is 1508955873, issued by NPPES.
Does Dr. Karen Bonnanzio accept Medicare assignment?
Yes. Dr. Karen Bonnanzio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Bonnanzio commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.