Dr. Katherine Wrenn, MD
330 Brookline Ave, E/Shapiro 1, Boston, MA 02215 • +1-399-555-9502
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Boston Percentiles
NPI #1902127673 • CBSA 14460 • Internal Medicine
Operating out of Boston, MA (330 Brookline Ave, E/Shapiro 1), Internal Medicine clinician Dr. Katherine Wrenn, MD (accredited MD/DO training, 2013) maintains a focused low-volume boutique caseload (0.87th Boston percentile) (0.11th MA percentile; Z-score -0.33σ across 630 documented services) with sub-specialty concentration in 15 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Katherine Wrenn (02215) place 99214 at the top of the practice ledger (284 yearly units, 12th metro rank), rounded out by 99213 and 93000.
Cash-pay intake data for NPI 1902127673 (330 Brookline Ave, E/Shapiro 1, Boston) indicates $227.00 typical out-of-pocket visit spend against a $227.00 locality benchmark, paired with 11-minute average reception wait and 4.45/5 biomarker openness.
From 330 Brookline Ave, E/Shapiro 1 in Boston (+1-399-555-9502), Dr. Wrenn, MD (13-year clinical track record) delivers 15 Active CMS HCPCS Codes care.
Compared against Boston, MA Internal Medicine peers
630 annual services across 192 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 | 284 | 12th | $118 – $162 |
| 99213 | Established Preventive & Chronic Care Visit | 164 | 12th | $90 – $124 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 82 | 12th | $43 – $59 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 63 | 12th | $138 – $190 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 38 | 12th | $164 – $225 |
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Dr. Katherine Wrenn, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Wrenn National Provider Identifier | NPI #1902127673 (MD) | CMS NPPES Registry (02215) |
| Dr. Wrenn Boston CMS Volume Rank | 0.87th Pct (630 CMS svcs; Z -0.325σ) | CMS Medicare Part B (MA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $227.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Boston, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $227.00 avg paid • 11 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.85/5 Listening • 4.45/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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