Dr. Sherif Ammar, MD
10800 Magnolia Ave, Mob-2, 5th Floor, Head and Neck Surgery, Riverside, CA 92505 • +1-844-555-5896
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Riverside Percentiles
NPI #1497746598 • CBSA Regional • Otolaryngology
Operating out of Riverside, CA (10800 Magnolia Ave, Mob-2, 5th Floor, Head and Neck Surgery), Otolaryngology clinician Dr. Sherif Ammar, MD (accredited MD/DO training, 2012) maintains a upper-quartile active clinical volume (66.67th Riverside percentile) (82.44th CA percentile; Z-score +0.05σ across 2,704 documented services) with sub-specialty concentration in 50 Active CMS HCPCS Codes.
Procedural volume for Dr. Ammar is led by HCPCS 99213 (Focused Ear, Nose, Sinus & Throat Examination — 919 annual services, $585–$801 GPCI cash estimate), followed by CPT 31231 (Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy, 676/yr) and CPT 31575 (Flexible Fiberoptic Laryngoscopy Vocal Cord Inspection, 514/yr).
Self-pay new patient consultations with Dr. Ammar (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 13-minute average reception wait, and a 4.82/5 modern protocol openness score across 5 patient logs.
Clinical background for Dr. Ammar (MD, NPI #1497746598) includes accredited doctoral training (2012, 14 yrs in practice) and virtual + in-office availability across CA.
Compared against Riverside, CA Otolaryngology peers
2,704 annual services across 1,029 beneficiaries
Standard deviations from CA Otolaryngology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99213 | Focused Ear, Nose, Sinus & Throat Examination | 919 | 66.67th | $585 – $801 |
| 31231 | Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy | 676 | 62.67th | $1175 – $1611 |
| 31575 | Flexible Fiberoptic Laryngoscopy Vocal Cord Inspection | 514 | 64.67th | $858 – $1175 |
| 92557 | Comprehensive Pure-Tone Audiometry & Speech Recognition | 352 | 66.67th | $413 – $566 |
| 69210 | Instrumented Impacted Cerumen Removal Under Microscopy | 243 | 66.67th | $369 – $505 |
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Dr. Sherif Ammar, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ammar National Provider Identifier | NPI #1497746598 (MD) | CMS NPPES Registry (92505) |
| Dr. Ammar Riverside CMS Volume Rank | 66.67th Pct (2,704 CMS svcs; Z +0.047σ) | CMS Medicare Part B (CA Otolaryngology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Riverside, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 13 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.85/5 Listening • 4.82/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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