Dr. Ding Ma, MD
761 Main Ave, Norwalk, CT 06851 • +1-752-555-8645
Medical Education: Accredited U.S. Medical School (Class of 1995)
What This Doctor Actually Performs: CMS Medicare Utilization & Norwalk Percentiles
NPI #1699031005 • CBSA Regional • Ophthalmology
CMS Medicare Part B utilization records credit Dr. Ding Ma (MD, NPI 1699031005) at 761 Main Ave in Norwalk with 1,502 annual clinical services (672 beneficiaries), corresponding to a -0.20σ regional deviation and focused low-volume boutique caseload (0th Norwalk percentile) with sub-specialty concentration in 32 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Ma (averaging 2.2 services per beneficiary), 92014 (Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam) represents 37% of tracked volume (556 encounters), paired with 92134 (391x).
Self-pay new patient consultations with Dr. Ma (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with in-person clinic visits only, 11-minute average reception wait, and a 4.59/5 modern protocol openness score across 15 patient logs.
Spanning 31 years of clinical practice following 1995 graduation from medical training, Dr. Ding Ma integrates 32 Active CMS HCPCS Codes diagnostics for Norwalk metro patients.
Compared against Norwalk, CT Ophthalmology peers
1,502 annual services across 672 beneficiaries
Standard deviations from CT 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 | 556 | 12th | $193 – $264 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 391 | 12th | $106 – $146 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 255 | 12th | $128 – $175 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 180 | 12th | $232 – $318 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 120 | 12th | $850 – $1165 |
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Dr. Ding Ma, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ma National Provider Identifier | NPI #1699031005 (MD) | CMS NPPES Registry (06851) |
| Dr. Ma Norwalk CMS Volume Rank | 0.00th Pct (1,502 CMS svcs; Z -0.202σ) | CMS Medicare Part B (CT Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Norwalk, CT) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.74/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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