Dr. Huseyin Isildak, MD
Stony Brook Hospital Hsc T19 068, Stony Brook, NY 11794 • +1-680-555-7185
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Stony Brook Percentiles
NPI #1245523000 • CBSA Regional • Otolaryngology
Within the Stony Brook, NY (CBSA local) Otolaryngology cohort, Dr. Huseyin Isildak, MD with sub-specialty concentration in 36 Active CMS HCPCS Codes ranks at the 33.33th municipal percentile and 24.37th NY percentile (-0.63σ Z-score) based on 1,032 billed procedures for 354 patients.
Fee-schedule auditing of NPI 1245523000 highlights 351 annual claims for 99213 (33.33th Stony Brook percentile; $187–$256 self-pay corridor) plus 258 encounters under 31231 and 196 under 31575.
For out-of-network patients contacting +1-680-555-7185, Dr. Isildak's practice posts a $232.00 GPCI self-pay consult estimate ($232.00 patient-logged median, 4.92/5 composite reality score over 15 submissions).
From Stony Brook Hospital Hsc T19 068 in Stony Brook (+1-680-555-7185), Dr. Isildak, MD (28-year clinical track record) delivers 36 Active CMS HCPCS Codes care.
Compared against Stony Brook, NY Otolaryngology peers
1,032 annual services across 354 beneficiaries
Standard deviations from NY 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 | 351 | 33.33th | $187 – $256 |
| 31231 | Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy | 258 | 36.33th | $376 – $515 |
| 31575 | Flexible Fiberoptic Laryngoscopy Vocal Cord Inspection | 196 | 28.33th | $274 – $376 |
| 92557 | Comprehensive Pure-Tone Audiometry & Speech Recognition | 134 | 33.33th | $132 – $181 |
| 69210 | Instrumented Impacted Cerumen Removal Under Microscopy | 93 | 35.33th | $118 – $161 |
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Dr. Huseyin Isildak, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Isildak National Provider Identifier | NPI #1245523000 (MD) | CMS NPPES Registry (11794) |
| Dr. Isildak Stony Brook CMS Volume Rank | 33.33th Pct (1,032 CMS svcs; Z -0.632σ) | CMS Medicare Part B (NY Otolaryngology) |
| Fair Cash-Pay New-Patient Benchmark | $232.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Stony Brook, NY) |
| Waiting-Room Wait Time & Cash Friendliness | $232.00 avg paid • 11 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.95/5 Listening • 4.88/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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