Dr. Joseph Zahn, MD
2150 Pennsylvania Ave Nw, Washington, DC 20037 • +1-811-555-4026
Medical Education: Accredited U.S. Medical School (Class of 2000)
What This Doctor Actually Performs: CMS Medicare Utilization & Washington Percentiles
NPI #1386058048 • CBSA Regional • Dermatology
CMS Medicare Part B utilization records credit Dr. Joseph Zahn (MD, NPI 1386058048) at 2150 Pennsylvania Ave Nw in Washington with 10,260 annual clinical services (3,687 beneficiaries), corresponding to a +2.44σ regional deviation and top-decile high-throughput specialist (96.3th percentile in Washington) with sub-specialty concentration in 18 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1386058048 highlights 3488 annual claims for 17000 (96.3th Washington percentile; $46–$63 self-pay corridor) plus 3181 encounters under 99213 and 1949 under 11102.
Cash-pay intake data for NPI 1386058048 (2150 Pennsylvania Ave Nw, Washington) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 16-minute average reception wait and 4.92/5 biomarker openness.
Patients evaluating Dr. Joseph Zahn in ZIP 20037 note 26 years of post-doctoral tenure (null, 2000) alongside 2.8 annual CMS procedures per patient.
Top 10% Dermatology volume leader in Washington, DC
10,260 annual services across 3,687 beneficiaries
Standard deviations from DC Dermatology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 17000 | Cryotherapy Destruction of Premalignant Actinic Lesion | 3,488 | 96.3th | $46 – $63 |
| 99213 | Focused Cutaneous & Dermoscopic Examination | 3,181 | 98.3th | $52 – $71 |
| 11102 | Tangential Diagnostic Skin Biopsy of Single Lesion | 1,949 | 94.3th | $68 – $93 |
| 11401 | Excision of Benign Cutaneous Lesion (0.6 to 1.0 cm) | 1,026 | 94.3th | $95 – $131 |
| 99203 | New Patient Full-Body Skin Cancer & Dermatology Evaluation | 616 | 91.3th | $73 – $101 |
Are you Dr. Joseph Zahn? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in Washington, DC:
<a href="https://dotmd.com/doctors/joseph-zahn-md-washington-dc-1386058048" title="Dr. Joseph Zahn, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1386058048.svg" alt="Dr. Joseph Zahn Dermatology Badge" width="280" height="72" /></a>
Dr. Joseph Zahn, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zahn National Provider Identifier | NPI #1386058048 (MD) | CMS NPPES Registry (20037) |
| Dr. Zahn Washington CMS Volume Rank | 96.30th Pct (10,260 CMS svcs; Z +2.445σ) | CMS Medicare Part B (DC Dermatology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Washington, DC) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.75/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Joseph Zahn
Other High-Volume Dermatology Specialists in Washington, DC
Ranked strictly by CMS Medicare volumeDr. Zahn Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in Washington, DC.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Joseph Zahn community threads and patient logs by age, biological sex, dosage, and treatment duration.