Dr. Michael Hamman, MD
9339 Genesee Ave Ste 350, San Diego, CA 92121 • +1-802-555-6576
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & San Diego Percentiles
NPI #1538346911 • CBSA Regional • Dermatology
Operating out of San Diego, CA (9339 Genesee Ave Ste 350), Dermatology clinician Dr. Michael Hamman, MD (accredited MD/DO training, 1992) maintains a focused low-volume boutique caseload (19.67th San Diego percentile) (14.53th CA percentile; Z-score -0.29σ across 1,320 documented services) with sub-specialty concentration in 77 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 9339 Genesee Ave Ste 350 shows Dr. Michael Hamman's primary concentration in Cryotherapy Destruction of Premalignant Actinic Lesion (code 17000: 449x/yr, 19.67th local percentile) alongside Focused Cutaneous & Dermoscopic Examination (99213: 409x/yr, $574–$787).
At 9339 Genesee Ave Ste 350 (92121), Dr. Michael Hamman, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$239.00 per new consult (4.79/5 bedside rating).
Spanning 34 years of clinical practice following 1992 graduation from medical training, Dr. Michael Hamman integrates 77 Active CMS HCPCS Codes diagnostics for San Diego metro patients.
Compared against San Diego, CA Dermatology peers
1,320 annual services across 374 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 | 449 | 19.67th | $514 – $704 |
| 99213 | Focused Cutaneous & Dermoscopic Examination | 409 | 21.67th | $574 – $787 |
| 11102 | Tangential Diagnostic Skin Biopsy of Single Lesion | 251 | 20.67th | $755 – $1035 |
| 11401 | Excision of Benign Cutaneous Lesion (0.6 to 1.0 cm) | 132 | 24.67th | $1058 – $1449 |
| 99203 | New Patient Full-Body Skin Cancer & Dermatology Evaluation | 79 | 22.67th | $816 – $1118 |
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Dr. Michael Hamman, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Hamman National Provider Identifier | NPI #1538346911 (MD) | CMS NPPES Registry (92121) |
| Dr. Hamman San Diego CMS Volume Rank | 19.67th Pct (1,320 CMS svcs; Z -0.295σ) | CMS Medicare Part B (CA Dermatology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Diego, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 22 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.79/5 Listening • 4.70/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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