Dr. Mark Williams, DO
305 Everson Ave, Scottdale, PA 15683 • +1-769-555-7997
Medical Education: Accredited U.S. Medical School (Class of 2018)
What This Doctor Actually Performs: CMS Medicare Utilization & Scottdale Percentiles
NPI #1215920186 • CBSA Regional • Family Practice
CMS Medicare Part B utilization records credit Dr. Mark Williams (DO, NPI 1215920186) at 305 Everson Ave in Scottdale with 1,083 annual clinical services (242 beneficiaries), corresponding to a -0.35σ regional deviation and focused low-volume boutique caseload (33.33th Scottdale percentile) with sub-specialty concentration in 18 Active CMS HCPCS Codes.
Procedural volume for Dr. Williams is led by HCPCS 99214 (Comprehensive Primary Care & Chronic Protocol Management — 398 annual services, $115–$158 GPCI cash estimate), followed by CPT 99213 (Focused Acute & Preventive Primary Care Evaluation, 294/yr) and CPT G0439 (Annual Wellness Biomarker & Preventive Screening Visit, 114/yr).
Uninsured and high-deductible cash patients visiting Dr. Mark Williams in Scottdale (15683) face an estimated $209.00 initial evaluation fee at 305 Everson Ave (hybrid in-clinic and telehealth video consults; 20-minute average reception wait; bedside manner 4.77/5 from 14 verified reports).
NPI registry verification (#1215920186) confirms Dr. Mark Williams's DO standing serving CBSA 15683 with a 4.91/5 patient scorecard.
Compared against Scottdale, PA Family Practice peers
1,083 annual services across 242 beneficiaries
Standard deviations from PA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 398 | 33.33th | $115 – $158 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 294 | 37.33th | $88 – $121 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 114 | 35.33th | $132 – $181 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 85 | 35.33th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 57 | 34.33th | $158 – $216 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (18 HCPCS billing breadth) | 136 | 33.33th | $104 – $151 |
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Dr. Mark Williams, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Williams National Provider Identifier | NPI #1215920186 (DO) | CMS NPPES Registry (15683) |
| Dr. Williams Scottdale CMS Volume Rank | 33.33th Pct (1,083 CMS svcs; Z -0.349σ) | CMS Medicare Part B (PA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Scottdale, PA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 20 min lobby wait | 14 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.77/5 Listening • 4.66/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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