Dr. Karen Sun, MD
201 Union Ave, Suite 1a, Bridgewater, NJ 08807 • +1-949-555-3499
Medical Education: Accredited U.S. Medical School (Class of 2015)
What This Doctor Actually Performs: CMS Medicare Utilization & Bridgewater Percentiles
NPI #1558307900 • CBSA Regional • Internal Medicine
CMS Medicare Part B utilization records credit Dr. Karen Sun (MD, NPI 1558307900) at 201 Union Ave, Suite 1a in Bridgewater with 893 annual clinical services (143 beneficiaries), corresponding to a -0.29σ regional deviation and focused low-volume boutique caseload (28.57th Bridgewater percentile) with sub-specialty concentration in 37 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 201 Union Ave, Suite 1a shows Dr. Karen Sun's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 379x/yr, 28.57th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 219x/yr, $114–$157).
Self-pay new patient consultations with Dr. Sun (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 11-minute average reception wait, and a 4.60/5 modern protocol openness score across 23 patient logs.
Clinical background for Dr. Sun (MD, NPI #1558307900) includes accredited doctoral training (2015, 11 yrs in practice) and virtual + in-office availability across NJ.
Compared against Bridgewater, NJ Internal Medicine peers
893 annual services across 143 beneficiaries
Standard deviations from NJ Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 379 | 28.57th | $150 – $205 |
| 99213 | Established Preventive & Chronic Care Visit | 219 | 23.57th | $114 – $157 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 109 | 23.57th | $55 – $75 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 84 | 32.57th | $176 – $241 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 51 | 27.57th | $208 – $285 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (37 HCPCS billing breadth) | 51 | 28.57th | $135 – $196 |
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Dr. Karen Sun, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Sun National Provider Identifier | NPI #1558307900 (MD) | CMS NPPES Registry (08807) |
| Dr. Sun Bridgewater CMS Volume Rank | 28.57th Pct (893 CMS svcs; Z -0.294σ) | CMS Medicare Part B (NJ Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Bridgewater, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.60/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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