Dr. Margaret Wang, MD
5900 Waterloo Rd Ste 220, Columbia, MD 21045 • +1-463-555-8404
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Columbia Percentiles
NPI #1154612075 • CBSA Regional • Internal Medicine
Dr. Margaret Wang, MD (NPI #1154612075) practices Internal Medicine in Columbia, MD (21045) with sub-specialty concentration in 76 Active CMS HCPCS Codes, recording 6,634 annual CMS services across 528 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (72.97th Columbia percentile) (+0.18σ vs MD state mean, 94.36th statewide percentile).
Among 6 tracked CMS fee-schedule codes for Dr. Wang (averaging 12.6 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 44% of tracked volume (2888 encounters), paired with 99213 (1669x).
For out-of-network patients contacting +1-463-555-8404, Dr. Wang's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.55/5 composite reality score over 6 submissions).
From 5900 Waterloo Rd Ste 220 in Columbia (+1-463-555-8404), Dr. Wang, MD (28-year clinical track record) delivers 76 Active CMS HCPCS Codes care.
Compared against Columbia, MD Internal Medicine peers
6,634 annual services across 528 beneficiaries
Standard deviations from MD 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 | 2,888 | 72.97th | $47 – $65 |
| 99213 | Established Preventive & Chronic Care Visit | 1,669 | 72.97th | $36 – $51 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 834 | 76.97th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 642 | 70.97th | $55 – $76 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 385 | 74.97th | $66 – $90 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (76 HCPCS billing breadth) | 216 | 72.97th | $45 – $65 |
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Dr. Margaret Wang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Wang National Provider Identifier | NPI #1154612075 (MD) | CMS NPPES Registry (21045) |
| Dr. Wang Columbia CMS Volume Rank | 72.97th Pct (6,634 CMS svcs; Z +0.183σ) | CMS Medicare Part B (MD Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Columbia, MD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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