Doctor profile · Federal record
Dr. Cathryn Ahearn, OD
Optometrist (CMS: Optometry) · Optometrist · Hannibal, MO
- NPI 1881606200
- Accepts Medicare
- 25 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Medical Dr
Hannibal, MO 634016877
(573) 221-5250 - Mailing address
-
1025 Maine St
Quincy, IL 623014038
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- May 19, 2011
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State licenses (2)
- Missouri #2002002532 · Illinois #046009514
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881606200. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,137
Distinct HCPCS
9
Medicare allowed
$95,190
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 524 | 479 | $116 | |
92134 |
Imaging of retina | 284 | 254 | $37 | |
92012 |
Established patient problem focused exam of visual system | 78 | 75 | $82 | |
92004 |
New patient complete exam of visual system | 65 | 65 | $137 | |
92133 |
Imaging of optic nerve | 56 | 53 | $33 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 44 | 36 | $51 | |
92082 |
Exam of visual field with intermediate testing | 38 | 34 | $42 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 32 | 29 | $83 | |
92250 |
Photography of the retina | 16 | 16 | $34 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 81. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$115
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US Inc | 1 | $64.70 | |
| Amgen Inc. | 1 | $34.23 | |
| Alcon Vision LLC | 1 | $15.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
168
Patients
69
Total drug cost
$3,373
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 98 | 35 | $2,052 |
| Erythromycin (Erythromycin Base) | Brand | 29 | 22 | $309 |
| Timolol Maleate | Generic | 29 | 12 | $459 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 12 | 0 | $553 |
Frequently asked questions
What is Dr. Cathryn Ahearn's medical specialty?
Dr. Cathryn Ahearn practices Optometrist in Hannibal, MO.
Where does Dr. Cathryn Ahearn practice?
Dr. Cathryn Ahearn practices at 100 Medical Dr, Hannibal, MO 634016877. Office phone: 5732215250.
What is Dr. Cathryn Ahearn's NPI?
Dr. Cathryn Ahearn's National Provider Identifier (NPI) is 1881606200, issued by NPPES.
Does Dr. Cathryn Ahearn accept Medicare assignment?
Yes. Dr. Cathryn Ahearn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cathryn Ahearn commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.