Dr. Karen Mass, MD
840 S Waukegan Rd Ste 208, Lake Forest, IL 60045 • +1-492-555-4847
Medical Education: Accredited U.S. Medical School (Class of 1992)
What This Doctor Actually Performs: CMS Medicare Utilization & Lake Forest Percentiles
NPI #1710179759 • CBSA Regional • Obstetrics & Gynecology
CMS Medicare Part B utilization records credit Dr. Karen Mass (MD, NPI 1710179759) at 840 S Waukegan Rd Ste 208 in Lake Forest with 1,676 annual clinical services (358 beneficiaries), corresponding to a -0.26σ regional deviation and upper-quartile active clinical volume (75th Lake Forest percentile) with sub-specialty concentration in 61 Active CMS HCPCS Codes.
Dr. Mass's longitudinal care intensity (4.7 billed units per patient across 358 individuals) centers on 99214 (654 annual units) and 76830 ($159–$218 cash range).
At 840 S Waukegan Rd Ste 208 (60045), Dr. Karen Mass, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$218.00 per new consult (4.64/5 bedside rating).
Spanning 34 years of clinical practice following 1992 graduation from medical training, Dr. Karen Mass integrates 61 Active CMS HCPCS Codes diagnostics for Lake Forest metro patients.
Compared against Lake Forest, IL Obstetrics & Gynecology peers
1,676 annual services across 358 beneficiaries
Standard deviations from IL Obstetrics & Gynecology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Gynecologic, Menopause HRT & Endocrine Follow-Up | 654 | 75th | $124 – $170 |
| 76830 | Transvaginal Pelvic & Ovarian Diagnostic Ultrasound | 402 | 71th | $159 – $218 |
| 99213 | Established Women’s Health & Preventive Care Visit | 335 | 79th | $97 – $133 |
| 58100 | Endometrial Sampling Biopsy w/ Cannula | 151 | 77th | $167 – $229 |
| 99204 | Comprehensive New Patient OB/GYN & Hormone Evaluation | 134 | 79th | $174 – $239 |
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Dr. Karen Mass, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mass National Provider Identifier | NPI #1710179759 (MD) | CMS NPPES Registry (60045) |
| Dr. Mass Lake Forest CMS Volume Rank | 75.00th Pct (1,676 CMS svcs; Z -0.264σ) | CMS Medicare Part B (IL Obstetrics & Gynecology) |
| 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 • 11 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.64/5 Listening • 4.56/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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