Dr. Sara Mahony, MD
20 Southbridge Rd, Charlton, MA 01507 • +1-492-555-5373
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Charlton Percentiles
NPI #1902006539 • CBSA Regional • Ophthalmology
Anchored in Charlton, MA 01507, Dr. Sara Mahony, MD (NPI 1902006539) logged 1,865 annual procedures (top-decile high-throughput specialist (99th percentile in Charlton), 32.07th MA percentile, -0.39σ) with sub-specialty concentration in 18 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 20 Southbridge Rd shows Dr. Sara Mahony's primary concentration in Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam (code 92014: 690x/yr, 99th local percentile) alongside Scanning Computerized Ophthalmic Retinal OCT Imaging (92134: 485x/yr, $77–$105).
Uninsured and high-deductible cash patients visiting Dr. Sara Mahony in Charlton (01507) face an estimated $224.00 initial evaluation fee at 20 Southbridge Rd (hybrid in-clinic and telehealth video consults; 14-minute average reception wait; bedside manner 4.66/5 from 20 verified reports).
Patients evaluating Dr. Sara Mahony in ZIP 01507 note 29 years of post-doctoral tenure (null, 1997) alongside 3.5 annual CMS procedures per patient.
Top 10% Ophthalmology volume leader in Charlton, MA
1,865 annual services across 527 beneficiaries
Standard deviations from MA 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 | 690 | 99th | $140 – $191 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 485 | 95th | $77 – $105 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 317 | 99.5th | $92 – $126 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 224 | 96th | $168 – $230 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 149 | 96th | $615 – $843 |
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Dr. Sara Mahony, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mahony National Provider Identifier | NPI #1902006539 (MD) | CMS NPPES Registry (01507) |
| Dr. Mahony Charlton CMS Volume Rank | 99.00th Pct (1,865 CMS svcs; Z -0.390σ) | CMS Medicare Part B (MA Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Charlton, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 14 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.74/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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