Dr. Marva Williams, MD
107 Sunset DR, Manning, SC 29102 • +1-780-555-1842
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Manning Percentiles
NPI #1518068873 • CBSA Regional • Emergency Medicine
Dr. Marva Williams, MD (NPI #1518068873) practices Emergency Medicine in Manning, SC (29102) with sub-specialty concentration in 39 Active CMS HCPCS Codes, recording 2,934 annual CMS services across 410 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (0th Manning percentile) (+0.05σ vs SC state mean, 89.33th statewide percentile).
Medicare Part B line-item claims for Dr. Marva Williams (29102) place 99214 at the top of the practice ledger (835 yearly units, 12th metro rank), rounded out by 99213 and 93000.
Uninsured and high-deductible cash patients visiting Dr. Marva Williams in Manning (29102) face an estimated $209.00 initial evaluation fee at 107 Sunset DR (hybrid in-clinic and telehealth video consults; 18-minute average reception wait; bedside manner 4.63/5 from 20 verified reports).
Patients evaluating Dr. Marva Williams in ZIP 29102 note 14 years of post-doctoral tenure (null, 2012) alongside 7.2 annual CMS procedures per patient.
Compared against Manning, SC Emergency Medicine peers
2,934 annual services across 410 beneficiaries
Standard deviations from SC Emergency 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 | 835 | 12th | $73 – $100 |
| 99213 | Established Preventive & Chronic Care Visit | 483 | 12th | $56 – $76 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 241 | 12th | $27 – $42 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 186 | 12th | $86 – $117 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 111 | 12th | $101 – $139 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (39 HCPCS billing breadth) | 1,078 | 0th | $66 – $96 |
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Dr. Marva Williams, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Williams National Provider Identifier | NPI #1518068873 (MD) | CMS NPPES Registry (29102) |
| Dr. Williams Manning CMS Volume Rank | 0.00th Pct (2,934 CMS svcs; Z +0.047σ) | CMS Medicare Part B (SC Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Manning, SC) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.63/5 Listening • 4.72/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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