Doctor profile · Federal record
Dr. Corissa McKallagat, O.D.
Optometrist (CMS: Optometry) · Newington, NH
- NPI 1215249651
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
50 Fox Run RD
Newington, NH 038012851
(603) 828-9601
fax (603) 430-3076 - Mailing address
-
Po Box 4159
Portsmouth, NH 038024159
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Profile last updated
- July 19, 2010
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- New Hampshire #NH0844
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215249651. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
245
Distinct HCPCS
3
Medicare allowed
$27,594
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 183 | 162 | $128 | |
92250 |
Photography of the retina | 46 | 46 | $38 | |
92004 |
New patient complete exam of visual system | 16 | 16 | $152 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 81. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$66
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Oyster Point Pharma, Inc. | 1 | $29.84 | |
| ABBVIE INC. | 1 | $20.87 | |
| Bausch & Lomb Americas Inc. | 1 | $15.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
34
Patients
0
Total drug cost
$16,633
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Restasis (Cyclosporine) | Brand | 23 | 0 | $16,259 |
| Latanoprost | Generic | 11 | 0 | $374 |
Frequently asked questions
What is Dr. Corissa McKallagat's medical specialty?
Dr. Corissa McKallagat practices Optometrist in Newington, NH.
Where does Dr. Corissa McKallagat practice?
Dr. Corissa McKallagat practices at 50 Fox Run RD, Newington, NH 038012851. Office phone: 6038289601.
What is Dr. Corissa McKallagat's NPI?
Dr. Corissa McKallagat's National Provider Identifier (NPI) is 1215249651, issued by NPPES.
Does Dr. Corissa McKallagat accept Medicare assignment?
Yes. Dr. Corissa McKallagat accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Corissa McKallagat commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.