Ophthalmology · Abilene, TX
NPI
1801882030
Since 2005
Specialty
Ophthalmology
Code 207W00000X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
2120 Antilley Rd
Abilene, TX, 79606
Phone (325) 695-2020
Groups this clinician bills Medicare through
Medicare paid, 2024
$436K
3,761 services
Medicare patients, 2024
1,468
Average age 76
Drug cost, 2024
$222K
3,403 prescriptions
Company payments, 2025
$453
From 8 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Mark J Phelan was code 92136 (ultrasound - nonspecific), 1,106 times for 545 patients. In total Mark J Phelan billed 3,761 services in 31 codes, and Medicare paid $436K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-07-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 92136 Ultrasound - Nonspecific | Office | 1,106 | 545 | $18.12 | $20K |
| 66984 Cataract Surgery | Facility | 683 | 421 | $350.06 | $239K |
| 92014 Ophthalmological E&M | Office | 648 | 643 | $76.99 | $50K |
| 92004 Ophthalmological E&M | Office | 403 | 403 | $93.49 | $38K |
| 92012 Ophthalmological E&M | Office | 258 | 206 | $53.42 | $14K |
| 99212 Office E&M - Established | Office | 235 | 169 | $36.46 | $8,568 |
| 66821 Cataract Surgery | Facility | 149 | 130 | $224.92 | $34K |
| 92133 Computerized Ophthalmic Imaging | Office | 79 | 78 | $22.56 | $1,782 |
| 92002 Ophthalmological E&M | Office | 64 | 64 | $53.55 | $3,427 |
| 66982 Cataract Surgery | Facility | 41 | 30 | $492.51 | $20K |
| 99202 Office E&M - New | Office | 22 | 22 | $54.86 | $1,207 |
| 92134 Computerized Ophthalmic Imaging | Office | 20 | 20 | $27.28 | $546 |
By year: 2022 $504K for 4,284 services; 2023 $510K for 4,272 services; 2024 $436K for 3,761 services.
Medicare prescription drug claims, 2024
In 2024, the drug Mark J Phelan prescribed most often to Medicare patients was Moxifloxacin (Moxifloxacin Hcl), with 1,115 prescriptions and refills. In total Mark J Phelan wrote 3,403 Medicare prescriptions that cost $222K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Moxifloxacin Moxifloxacin Hcl | 1,115 | 1,120 | 789 | $24K |
| Difluprednate Generic | 499 | 500 | 352 | $46K |
| Latanoprost Generic | 474 | 788 | 111 | $4,619 |
| Prednisolone Acetate Generic | 268 | 304 | 159 | $8,540 |
| Timolol Maleate Generic | 195 | 293 | 39 | $2,870 |
| Lumigan Bimatoprost | 152 | 185 | 36 | $44K |
| Brimonidine Tartrate Generic | 116 | 192 | 28 | $4,432 |
| Erythromycin Erythromycin Base | 106 | 111 | 65 | $1,318 |
| Combigan Brimonidine Tartrate/Timolol | 58 | 78 | Under 11 | $16K |
| Lotemax Sm Loteprednol Etabonate | 47 | 47 | 28 | $12K |
| Dorzolamide Hcl Generic | 43 | 89 | 14 | $458 |
| Dorzolamide-Timolol Dorzolamide Hcl/Timolol Maleat | 37 | 71 | 12 | $605 |
| Brimonidine Tartrate-Timolol Brimonidine Tartrate/Timolol | 33 | 46 | Under 11 | $3,026 |
| Simbrinza Brinzolamide/Brimonidine Tart | 28 | 38 | Under 11 | $6,922 |
| Travoprost Generic | 24 | 41 | Under 11 | $1,612 |
Brand drugs: - claims; generic drugs: 2,405 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Mark J Phelan $453 ($453 in general payments such as food, travel and fees) from 8 companies. The largest payer was Abbvie Inc. with $140.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.