Dr. Nicolas Prionas, MD
400 Parnassus Ave, San Francisco, CA 94143 • +1-894-555-7748
Medical Education: Accredited U.S. Medical School (Class of 2001)
What This Doctor Actually Performs: CMS Medicare Utilization & San Francisco Percentiles
NPI #1972840361 • CBSA 41860 • Radiation Oncology
Within the San Francisco, CA (CBSA 41860) Radiation Oncology cohort, Dr. Nicolas Prionas, MD with sub-specialty concentration in 30 Active CMS HCPCS Codes ranks at the 21.74th municipal percentile and 15.83th CA percentile (-0.60σ Z-score) based on 1,081 billed procedures for 145 patients.
Fee-schedule auditing of NPI 1972840361 highlights 486 annual claims for 99214 (21.74th San Francisco percentile; $206–$282 self-pay corridor) plus 281 encounters under 99213 and 141 under 93000.
For out-of-network patients contacting +1-894-555-7748, Dr. Prionas's practice posts a $250.00 GPCI self-pay consult estimate ($250.00 patient-logged median, 4.89/5 composite reality score over 12 submissions).
Patients evaluating Dr. Nicolas Prionas in ZIP 94143 note 25 years of post-doctoral tenure (null, 2001) alongside 7.5 annual CMS procedures per patient.
Compared against San Francisco, CA Radiation Oncology peers
1,081 annual services across 145 beneficiaries
Standard deviations from CA Radiation Oncology 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 | 486 | 21.74th | $206 – $282 |
| 99213 | Established Preventive & Chronic Care Visit | 281 | 17.74th | $158 – $216 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 141 | 22.74th | $75 – $103 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 108 | 16.74th | $242 – $331 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 65 | 25.74th | $287 – $393 |
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Dr. Nicolas Prionas, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Prionas National Provider Identifier | NPI #1972840361 (MD) | CMS NPPES Registry (94143) |
| Dr. Prionas San Francisco CMS Volume Rank | 21.74th Pct (1,081 CMS svcs; Z -0.603σ) | CMS Medicare Part B (CA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $250.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Francisco, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $250.00 avg paid • 20 min lobby wait | 12 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.86/5 Listening • 4.56/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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