Dr. Sumathi Chellappa, MD
3815 Stange Rd, Ames, IA 50010 • +1-494-555-8282
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Ames Percentiles
NPI #1649479551 • CBSA Regional • Family Practice
Statistical peer benchmarking across IA Family Practice providers positions Dr. Sumathi Chellappa, MD in Ames at -0.03σ (37.5th city percentile / 71.31th state percentile, 208 Medicare beneficiaries), with clinical focus spanning 94 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Sumathi Chellappa (50010) place 99214 at the top of the practice ledger (1360 yearly units, 37.5th metro rank), rounded out by 99213 and G0439.
For out-of-network patients contacting +1-494-555-8282, Dr. Chellappa's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.68/5 composite reality score over 23 submissions).
NPI registry verification (#1649479551) confirms Dr. Sumathi Chellappa's MD standing serving CBSA 50010 with a 4.68/5 patient scorecard.
Compared against Ames, IA Family Practice peers
3,590 annual services across 208 beneficiaries
Standard deviations from IA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 1,360 | 37.5th | $61 – $84 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 1,004 | 37.5th | $47 – $64 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 389 | 34.5th | $70 – $96 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 292 | 39.5th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 194 | 42.5th | $84 – $115 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (94 HCPCS billing breadth) | 351 | 37.5th | $55 – $80 |
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Dr. Sumathi Chellappa, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chellappa National Provider Identifier | NPI #1649479551 (MD) | CMS NPPES Registry (50010) |
| Dr. Chellappa Ames CMS Volume Rank | 37.50th Pct (3,590 CMS svcs; Z -0.032σ) | CMS Medicare Part B (IA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Ames, IA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 15 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.78/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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