Dr. Joanne Lynn Perez, MD
380 Chase Ave, Internal Medicine, Walla Walla, WA 99362 • +1-729-555-8983
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Walla Walla Percentiles
NPI #1467643619 • CBSA Regional • Internal Medicine
Within the Walla Walla, WA (CBSA local) Internal Medicine cohort, Dr. Joanne Lynn Perez, MD with sub-specialty concentration in 50 Active CMS HCPCS Codes ranks at the 70th municipal percentile and 97.83th WA percentile (+1.85σ Z-score) based on 11,936 billed procedures for 633 patients.
Granular CPT/HCPCS billing distribution at 380 Chase Ave, Internal Medicine shows Dr. Joanne Lynn Perez's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 1707x/yr, 70th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 986x/yr, $47–$64).
Uninsured and high-deductible cash patients visiting Dr. Joanne Lynn Perez in Walla Walla (99362) face an estimated $222.00 initial evaluation fee at 380 Chase Ave, Internal Medicine (hybrid in-clinic and telehealth video consults; 19-minute average reception wait; bedside manner 4.86/5 from 11 verified reports).
Clinical background for Dr. Perez (MD, NPI #1467643619) includes accredited doctoral training (2012, 14 yrs in practice) and virtual + in-office availability across WA.
Compared against Walla Walla, WA Internal Medicine peers
11,936 annual services across 633 beneficiaries
Standard deviations from WA 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 | 1,707 | 70th | $61 – $84 |
| 99213 | Established Preventive & Chronic Care Visit | 986 | 74th | $47 – $64 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 493 | 69th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 379 | 71th | $72 – $98 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 228 | 70th | $85 – $117 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (50 HCPCS billing breadth) | 8,142 | 70th | $55 – $80 |
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Dr. Joanne Lynn Perez, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Perez National Provider Identifier | NPI #1467643619 (MD) | CMS NPPES Registry (99362) |
| Dr. Perez Walla Walla CMS Volume Rank | 70.00th Pct (11,936 CMS svcs; Z +1.846σ) | CMS Medicare Part B (WA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $222.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Walla Walla, WA) |
| Waiting-Room Wait Time & Cash Friendliness | $222.00 avg paid • 19 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.86/5 Listening • 4.85/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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