Dr. William Mugg, MD
96 Lyman St, So Hadley, MA 01075 • +1-425-555-1142
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & So Hadley Percentiles
NPI #1689761959 • CBSA Regional • Internal Medicine
Dr. William Mugg, MD (NPI #1689761959) practices Internal Medicine in So Hadley, MA (01075) with sub-specialty concentration in 32 Active CMS HCPCS Codes, recording 2,033 annual CMS services across 203 distinct beneficiaries—placing this practice as a top-decile high-throughput specialist (99th percentile in So Hadley) (-0.06σ vs MA state mean, 69.72th statewide percentile).
Among 6 tracked CMS fee-schedule codes for Dr. Mugg (averaging 10.0 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 44% of tracked volume (891 encounters), paired with 99213 (515x).
For out-of-network patients contacting +1-425-555-1142, Dr. Mugg's practice posts a $224.00 GPCI self-pay consult estimate ($224.00 patient-logged median, 4.90/5 composite reality score over 9 submissions).
NPI registry verification (#1689761959) confirms Dr. William Mugg's MD standing serving CBSA 01075 with a 4.90/5 patient scorecard.
Top 10% Internal Medicine volume leader in So Hadley, MA
2,033 annual services across 203 beneficiaries
Standard deviations from MA 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 | 891 | 99th | $130 – $178 |
| 99213 | Established Preventive & Chronic Care Visit | 515 | 99.5th | $99 – $136 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 257 | 99.5th | $47 – $65 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 198 | 99th | $152 – $208 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 119 | 94th | $180 – $247 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (32 HCPCS billing breadth) | 53 | 99th | $117 – $170 |
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Dr. William Mugg, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mugg National Provider Identifier | NPI #1689761959 (MD) | CMS NPPES Registry (01075) |
| Dr. Mugg So Hadley CMS Volume Rank | 99.00th Pct (2,033 CMS svcs; Z -0.058σ) | CMS Medicare Part B (MA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (So Hadley, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 21 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.94/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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