Dr. Winston Chamberlain, MD
3375 Sw Terwilliger Blvd, Portland, OR 97239 • +1-625-555-4449
Medical Education: Accredited U.S. Medical School (Class of 2005)
What This Doctor Actually Performs: CMS Medicare Utilization & Portland Percentiles
NPI #1710108162 • CBSA Regional • Ophthalmology
CMS Medicare Part B utilization records credit Dr. Winston Chamberlain (MD, NPI 1710108162) at 3375 Sw Terwilliger Blvd in Portland with 967 annual clinical services (333 beneficiaries), corresponding to a -0.34σ regional deviation and focused low-volume boutique caseload (15.28th Portland percentile) with sub-specialty concentration in 53 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1710108162 highlights 358 annual claims for 92014 (15.28th Portland percentile; $199–$273 self-pay corridor) plus 251 encounters under 92134 and 164 under 92083.
At 3375 Sw Terwilliger Blvd (97239), Dr. Winston Chamberlain, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.62/5 bedside rating).
Clinical background for Dr. Chamberlain (MD, NPI #1710108162) includes accredited doctoral training (2005, 21 yrs in practice) and virtual + in-office availability across OR.
Compared against Portland, OR Ophthalmology peers
967 annual services across 333 beneficiaries
Standard deviations from OR 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 | 358 | 15.28th | $199 – $273 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 251 | 18.28th | $110 – $150 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 164 | 17.28th | $132 – $180 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 116 | 13.28th | $240 – $328 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 77 | 13.28th | $878 – $1203 |
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Dr. Winston Chamberlain, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chamberlain National Provider Identifier | NPI #1710108162 (MD) | CMS NPPES Registry (97239) |
| Dr. Chamberlain Portland CMS Volume Rank | 15.28th Pct (967 CMS svcs; Z -0.339σ) | CMS Medicare Part B (OR Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Portland, OR) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.62/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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