Doctor profile · Federal record
Dr. Marshall Hamill, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Houston, TX
- NPI 1972592384
- Accepts Medicare
- MIPS 77.8 / 100 · 2023
- 47 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6550 Fannin St, Suite 1501
Houston, TX 770302717
(713) 798-6100
fax (713) 798-4231 - Mailing address
-
Po Box 4771
Houston, TX 772104771
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- February 1, 2008
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Texas #F4041
- Medicaid (3)
- TX #136036404 · TX #136036403 · TX #136036405
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972592384. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
931
Distinct HCPCS
9
Medicare allowed
$168,219
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 270 | 164 | $91 | |
92014 |
Established patient complete exam of visual system | 214 | 212 | $128 | |
92136 |
Measurement of corneal curvature and depth of eye | 179 | 86 | $37 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 98 | 75 | $526 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $169 | |
92004 |
New patient complete exam of visual system | 35 | 35 | $153 | |
65756 |
Transplantation of outer layer of corneal tissue | 25 | 22 | $1,198 | |
66821 |
Removal of recurring cataract in lens capsule using a laser | 24 | 23 | $370 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 14 | $131 |
In context: peer comparison
Among 85 peers in Houston Ophthalmology Physician, average services per provider: 248. This provider delivers 3.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
910
Patients
451
Total drug cost
$118,876
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluorometholone | Generic | 349 | 121 | $31,236 |
| Difluprednate | Generic | 153 | 93 | $21,839 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 99 | 60 | $3,422 |
| Polymyxin B Sul-Trimethoprim (Polymyxin B Sulf/Trimethoprim) | Brand | 75 | 69 | $742 |
| Prolensa (Bromfenac Sodium) | Brand | 62 | 52 | $21,841 |
| Pred Mild (Prednisolone Acetate) | Brand | 38 | 14 | $11,452 |
| Prednisolone Acetate | Generic | 32 | 17 | $1,604 |
| Brimonidine Tartrate | Generic | 23 | 14 | $266 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 22 | 0 | $343 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 16 | 0 | $4,016 |
Hospital affiliations
Frequently asked questions
What is Dr. Marshall Hamill's medical specialty?
Dr. Marshall Hamill practices Ophthalmology Physician in Houston, TX.
Where does Dr. Marshall Hamill practice?
Dr. Marshall Hamill practices at 6550 Fannin St, Houston, TX 770302717. Office phone: 7137986100.
What is Dr. Marshall Hamill's NPI?
Dr. Marshall Hamill's National Provider Identifier (NPI) is 1972592384, issued by NPPES.
Does Dr. Marshall Hamill accept Medicare assignment?
Yes. Dr. Marshall Hamill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marshall Hamill commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Measurement of corneal curvature and depth of eye (HCPCS 92136). Source: CMS Medicare Physician & Other Practitioners file.