Dr. Kathryn Kiehn, MD
800 N Westmoreland Rd Ste 201, Lake Forest, IL 60045 • +1-492-555-9740
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & Lake Forest Percentiles
NPI #1700834348 • CBSA Regional • Rheumatology
Within the Lake Forest, IL (CBSA local) Rheumatology cohort, Dr. Kathryn Kiehn, MD with sub-specialty concentration in 70 Active CMS HCPCS Codes ranks at the 60th municipal percentile and 85.82th IL percentile (+0.69σ Z-score) based on 111,457 billed procedures for 574 patients.
Procedural volume for Dr. Kiehn is led by HCPCS 99214 (Autoimmune Arthritis & Biologic/DMARD Safety Evaluation — 999 annual services, $47–$65 GPCI cash estimate), followed by CPT 20610 (Large Joint Synovial Arthrocentesis or Corticosteroid Injection, 456/yr) and CPT 96413 (Intravenous Biologic Infusion Therapy (First Hour), 326/yr).
At 800 N Westmoreland Rd Ste 201 (60045), Dr. Kathryn Kiehn, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$218.00 per new consult (4.92/5 bedside rating).
From 800 N Westmoreland Rd Ste 201 in Lake Forest (+1-492-555-9740), Dr. Kiehn, MD (16-year clinical track record) delivers 70 Active CMS HCPCS Codes care.
Compared against Lake Forest, IL Rheumatology peers
111,457 annual services across 574 beneficiaries
Standard deviations from IL Rheumatology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Autoimmune Arthritis & Biologic/DMARD Safety Evaluation | 999 | 60th | $47 – $65 |
| 20610 | Large Joint Synovial Arthrocentesis or Corticosteroid Injection | 456 | 58th | $37 – $52 |
| 96413 | Intravenous Biologic Infusion Therapy (First Hour) | 326 | 63th | $65 – $89 |
| 76881 | Complete Joint Synovitis High-Resolution Ultrasound | 217 | 61th | $49 – $67 |
| 99204 | New Patient Autoimmune & Rheumatology Diagnostic Workup | 174 | 58th | $65 – $89 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (70 HCPCS billing breadth) | 109,286 | 60th | $45 – $65 |
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Dr. Kathryn Kiehn, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kiehn National Provider Identifier | NPI #1700834348 (MD) | CMS NPPES Registry (60045) |
| Dr. Kiehn Lake Forest CMS Volume Rank | 60.00th Pct (111,457 CMS svcs; Z +0.695σ) | CMS Medicare Part B (IL Rheumatology) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lake Forest, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 15 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.87/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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