Dr. Vijaykumar Karumbunathan, MD
201 Hall Highway, Crisfield, MD 21817 • +1-613-555-3591
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & Crisfield Percentiles
NPI #1174589386 • CBSA Regional • Internal Medicine
Anchored in Crisfield, MD 21817, Dr. Vijaykumar Karumbunathan, MD (NPI 1174589386) logged 2,744 annual procedures (top-decile high-throughput specialist (99th percentile in Crisfield), 72.31th MD percentile, -0.04σ) with sub-specialty concentration in 30 Active CMS HCPCS Codes.
Procedural volume for Dr. Karumbunathan is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 1235 annual services, $124–$170 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 713/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 357/yr).
For out-of-network patients contacting +1-613-555-3591, Dr. Karumbunathan's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.95/5 composite reality score over 26 submissions).
Clinical background for Dr. Karumbunathan (MD, NPI #1174589386) includes accredited doctoral training (1994, 32 yrs in practice) and virtual + in-office availability across MD.
Top 10% Internal Medicine volume leader in Crisfield, MD
2,744 annual services across 573 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 | 1,235 | 99th | $124 – $170 |
| 99213 | Established Preventive & Chronic Care Visit | 713 | 98th | $95 – $130 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 357 | 99.5th | $45 – $62 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 274 | 99th | $146 – $199 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 165 | 97th | $172 – $236 |
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Dr. Vijaykumar Karumbunathan, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Karumbunathan National Provider Identifier | NPI #1174589386 (MD) | CMS NPPES Registry (21817) |
| Dr. Karumbunathan Crisfield CMS Volume Rank | 99.00th Pct (2,744 CMS svcs; Z -0.043σ) | CMS Medicare Part B (MD Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Crisfield, MD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 14 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.81/5 Listening • 4.66/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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