Doctor profile · Federal record
Dr. Diane Karalekas, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Marlborough, MA
- NPI 1992742944
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 37 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
65 Boston Post RD W
Marlborough, MA 017521872
(508) 481-0815
fax (508) 481-0820 - Mailing address
-
Po Box 480
Northborough, MA 015320480
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- April 21, 2020
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Massachusetts #81373
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992742944. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,863
Distinct HCPCS
10
Medicare allowed
$301,008
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 821 | 774 | $142 | |
92133 |
Imaging of optic nerve | 386 | 380 | $41 | |
92012 |
Established patient problem focused exam of visual system | 349 | 289 | $102 | |
92083 |
Exam of visual field with extended testing | 314 | 283 | $72 | |
92250 |
Photography of the retina | 249 | 249 | $39 | |
92134 |
Imaging of retina | 118 | 116 | $46 | |
92020 |
Exam of the internal drainage system of eye | 104 | 93 | $31 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 93 | 79 | $140 | |
92004 |
New patient complete exam of visual system | 69 | 69 | $168 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 69 | 59 | $100 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 141. This provider delivers 20× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,637
Patients
654
Total drug cost
$151,246
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 643 | 215 | $15,221 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 212 | 68 | $6,709 |
| Brimonidine Tartrate | Generic | 165 | 59 | $20,270 |
| Timolol Maleate | Generic | 122 | 54 | $2,676 |
| Ketorolac Tromethamine | Generic | 114 | 98 | $1,344 |
| Ofloxacin | Generic | 65 | 52 | $640 |
| Prednisolone Acetate | Generic | 59 | 48 | $3,390 |
| Dorzolamide Hcl | Generic | 58 | 18 | $1,695 |
| Rhopressa (Netarsudil Mesylate) | Brand | 47 | 18 | $39,361 |
| Lumigan (Bimatoprost) | Brand | 44 | 12 | $21,830 |
Frequently asked questions
What is Dr. Diane Karalekas's medical specialty?
Dr. Diane Karalekas practices Ophthalmology Physician in Marlborough, MA.
Where does Dr. Diane Karalekas practice?
Dr. Diane Karalekas practices at 65 Boston Post RD W, Marlborough, MA 017521872. Office phone: 5084810815.
What is Dr. Diane Karalekas's NPI?
Dr. Diane Karalekas's National Provider Identifier (NPI) is 1992742944, issued by NPPES.
Does Dr. Diane Karalekas accept Medicare assignment?
Yes. Dr. Diane Karalekas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Karalekas commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Imaging of optic nerve (HCPCS 92133); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.