Dr. William Kellogg, MD
1105 N Lafayette DR, Suite A, Sumter, SC 29150 • +1-295-555-4817
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & Sumter Percentiles
NPI #1265490643 • CBSA Regional • Hematology-Oncology
Operating out of Sumter, SC (1105 N Lafayette DR, Suite A), Hematology-Oncology clinician Dr. William Kellogg, MD (accredited MD/DO training, 1994) maintains a mid-cohort balanced caseload (50th Sumter percentile) (70.71th SC percentile; Z-score +0.04σ across 86,282 documented services) with sub-specialty concentration in 92 Active CMS HCPCS Codes.
Dr. Kellogg's longitudinal care intensity (207.4 billed units per patient across 416 individuals) centers on 99214 (2200 annual units) and 99213 ($33–$48 cash range).
For out-of-network patients contacting +1-295-555-4817, Dr. Kellogg's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.58/5 composite reality score over 5 submissions).
From 1105 N Lafayette DR, Suite A in Sumter (+1-295-555-4817), Dr. Kellogg, MD (32-year clinical track record) delivers 92 Active CMS HCPCS Codes care.
Compared against Sumter, SC Hematology-Oncology peers
86,282 annual services across 416 beneficiaries
Standard deviations from SC Hematology-Oncology 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 | 2,200 | 50th | $43 – $60 |
| 99213 | Established Preventive & Chronic Care Visit | 1,271 | 50th | $33 – $48 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 636 | 47th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 489 | 50th | $51 – $70 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 293 | 52th | $60 – $83 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (92 HCPCS billing breadth) | 81,393 | 50th | $45 – $65 |
Are you Dr. William Kellogg? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in Sumter, SC:
<a href="https://dotmd.com/doctors/william-kellogg-md-sumter-sc-1265490643" title="Dr. William Kellogg, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1265490643.svg" alt="Dr. William Kellogg Hematology-Oncology Badge" width="280" height="72" /></a>
Dr. William Kellogg, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kellogg National Provider Identifier | NPI #1265490643 (MD) | CMS NPPES Registry (29150) |
| Dr. Kellogg Sumter CMS Volume Rank | 50.00th Pct (86,282 CMS svcs; Z +0.038σ) | CMS Medicare Part B (SC Hematology-Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Sumter, SC) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 9 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.67/5 Listening • 4.79/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. William Kellogg
Other High-Volume Hematology-Oncology Specialists in Sumter, SC
Ranked strictly by CMS Medicare volumeDr. Kellogg Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in Sumter, SC.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. William Kellogg community threads and patient logs by age, biological sex, dosage, and treatment duration.