Dr. Marshall Hamill, MD
6550 Fannin St, Suite 1501, Houston, TX 77030 • +1-670-555-7736
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Houston Percentiles
NPI #1972592384 • CBSA 26420 • Ophthalmology
CMS Medicare Part B utilization records credit Dr. Marshall Hamill (MD, NPI 1972592384) at 6550 Fannin St, Suite 1501 in Houston with 953 annual clinical services (476 beneficiaries), corresponding to a -0.19σ regional deviation and focused low-volume boutique caseload (17.93th Houston percentile) with sub-specialty concentration in 37 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Marshall Hamill (77030) place 92014 at the top of the practice ledger (353 yearly units, 17.93th metro rank), rounded out by 92134 and 92083.
Uninsured and high-deductible cash patients visiting Dr. Marshall Hamill in Houston (77030) face an estimated $212.00 initial evaluation fee at 6550 Fannin St, Suite 1501 (hybrid in-clinic and telehealth video consults; 22-minute average reception wait; bedside manner 4.82/5 from 10 verified reports).
Patients evaluating Dr. Marshall Hamill in ZIP 77030 note 24 years of post-doctoral tenure (null, 2002) alongside 2.0 annual CMS procedures per patient.
Compared against Houston, TX Ophthalmology peers
953 annual services across 476 beneficiaries
Standard deviations from TX Ophthalmology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 92014 | Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam | 353 | 17.93th | $336 – $460 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 248 | 22.93th | $185 – $253 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 162 | 17.93th | $222 – $304 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 114 | 17.93th | $404 – $554 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 76 | 20.93th | $1479 – $2027 |
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Dr. Marshall Hamill, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Hamill National Provider Identifier | NPI #1972592384 (MD) | CMS NPPES Registry (77030) |
| Dr. Hamill Houston CMS Volume Rank | 17.93th Pct (953 CMS svcs; Z -0.188σ) | CMS Medicare Part B (TX Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $212.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Houston, TX) |
| Waiting-Room Wait Time & Cash Friendliness | $212.00 avg paid • 22 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.68/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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