Dr. Stefanie Altmann, DO
100 Pringle Ave Ste 425, Walnut Creek, CA 94596 • +1-830-555-4572
Medical Education: Accredited U.S. Medical School (Class of 2015)
What This Doctor Actually Performs: CMS Medicare Utilization & Walnut Creek Percentiles
NPI #1912494188 • CBSA Regional • Dermatology
Within the Walnut Creek, CA (CBSA local) Dermatology cohort, Dr. Stefanie Altmann, DO with sub-specialty concentration in 95 Active CMS HCPCS Codes ranks at the 50th municipal percentile and 63.34th CA percentile (-0.09σ Z-score) based on 4,742 billed procedures for 749 patients.
Medicare Part B line-item claims for Dr. Stefanie Altmann (94596) place 17000 at the top of the practice ledger (1586 yearly units, 50th metro rank), rounded out by 99213 and 11102.
Cash-pay intake data for NPI 1912494188 (100 Pringle Ave Ste 425, Walnut Creek) indicates $239.00 typical out-of-pocket visit spend against a $239.00 locality benchmark, paired with 12-minute average reception wait and 4.58/5 biomarker openness.
Spanning 11 years of clinical practice following 2015 graduation from medical training, Dr. Stefanie Altmann integrates 95 Active CMS HCPCS Codes diagnostics for Walnut Creek metro patients.
Compared against Walnut Creek, CA Dermatology peers
4,742 annual services across 749 beneficiaries
Standard deviations from CA 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 | 1,586 | 50th | $247 – $338 |
| 99213 | Focused Cutaneous & Dermoscopic Examination | 1,446 | 48th | $276 – $378 |
| 11102 | Tangential Diagnostic Skin Biopsy of Single Lesion | 887 | 52th | $363 – $498 |
| 11401 | Excision of Benign Cutaneous Lesion (0.6 to 1.0 cm) | 467 | 52th | $509 – $697 |
| 99203 | New Patient Full-Body Skin Cancer & Dermatology Evaluation | 280 | 52th | $392 – $538 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (95 HCPCS billing breadth) | 76 | 50th | $301 – $436 |
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Dr. Stefanie Altmann, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Altmann National Provider Identifier | NPI #1912494188 (DO) | CMS NPPES Registry (94596) |
| Dr. Altmann Walnut Creek CMS Volume Rank | 50.00th Pct (4,742 CMS svcs; Z -0.092σ) | CMS Medicare Part B (CA Dermatology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Walnut Creek, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.72/5 Listening • 4.58/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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