Dr. Kay Drengler, DO
10058 Wolf Rd, Grass Valley, CA 95949 • +1-526-555-4624
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Grass Valley Percentiles
NPI #1558472159 • CBSA Regional • Family Practice
Operating out of Grass Valley, CA (10058 Wolf Rd), Family Practice clinician Dr. Kay Drengler, DO (accredited MD/DO training, 1996) maintains a focused low-volume boutique caseload (33.33th Grass Valley percentile) (48.66th CA percentile; Z-score -0.07σ across 1,375 documented services) with sub-specialty concentration in 39 Active CMS HCPCS Codes.
Dr. Drengler's longitudinal care intensity (4.7 billed units per patient across 291 individuals) centers on 99214 (542 annual units) and 99213 ($124–$170 cash range).
Self-pay new patient consultations with Dr. Drengler (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 17-minute average reception wait, and a 4.49/5 modern protocol openness score across 19 patient logs.
Patients evaluating Dr. Kay Drengler in ZIP 95949 note 30 years of post-doctoral tenure (null, 1996) alongside 4.7 annual CMS procedures per patient.
Compared against Grass Valley, CA Family Practice peers
1,375 annual services across 291 beneficiaries
Standard deviations from CA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 542 | 33.33th | $162 – $222 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 400 | 28.33th | $124 – $170 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 155 | 32.33th | $186 – $255 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 116 | 33.33th | $35 – $50 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 77 | 31.33th | $223 – $305 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (39 HCPCS billing breadth) | 84 | 33.33th | $146 – $212 |
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Dr. Kay Drengler, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Drengler National Provider Identifier | NPI #1558472159 (DO) | CMS NPPES Registry (95949) |
| Dr. Drengler Grass Valley CMS Volume Rank | 33.33th Pct (1,375 CMS svcs; Z -0.069σ) | CMS Medicare Part B (CA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Grass Valley, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 17 min lobby wait | 19 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.84/5 Listening • 4.49/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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