Dr. Robert Zendler, DO
1335 S Linden Rd, Suite E, Flint, MI 48532 • +1-813-555-6365
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Flint Percentiles
NPI #1669686515 • CBSA Regional • Ophthalmology
Dr. Robert Zendler, DO (NPI #1669686515) practices Ophthalmology in Flint, MI (48532) with sub-specialty concentration in 21 Active CMS HCPCS Codes, recording 1,389 annual CMS services across 451 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (8.33th Flint percentile) (-0.42σ vs MI state mean, 28.32th statewide percentile).
Granular CPT/HCPCS billing distribution at 1335 S Linden Rd, Suite E shows Dr. Robert Zendler's primary concentration in Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam (code 92014: 514x/yr, 12th local percentile) alongside Scanning Computerized Ophthalmic Retinal OCT Imaging (92134: 361x/yr, $89–$122).
For out-of-network patients contacting +1-813-555-6365, Dr. Zendler's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.86/5 composite reality score over 13 submissions).
Clinical background for Dr. Zendler (DO, NPI #1669686515) includes accredited doctoral training (2008, 18 yrs in practice) and virtual + in-office availability across MI.
Compared against Flint, MI Ophthalmology peers
1,389 annual services across 451 beneficiaries
Standard deviations from MI Ophthalmology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 92014 | Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam | 514 | 12th | $162 – $222 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 361 | 12th | $89 – $122 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 236 | 13.33th | $107 – $147 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 167 | 12th | $195 – $267 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 111 | 12.33th | $713 – $978 |
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Dr. Robert Zendler, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zendler National Provider Identifier | NPI #1669686515 (DO) | CMS NPPES Registry (48532) |
| Dr. Zendler Flint CMS Volume Rank | 8.33th Pct (1,389 CMS svcs; Z -0.416σ) | CMS Medicare Part B (MI Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Flint, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.62/5 Listening • 4.47/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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