Dr. Matthew Karulf, MD
4100 Lake DR Se, Suite 200, Grand Rapids, MI 49546 • +1-811-555-6822
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Grand Rapids Percentiles
NPI #1912109083 • CBSA Regional • Pulmonary Disease
Dr. Matthew Karulf, MD (NPI #1912109083) practices Pulmonary Disease in Grand Rapids, MI (49546) with sub-specialty concentration in 39 Active CMS HCPCS Codes, recording 1,080 annual CMS services across 304 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (83.33th Grand Rapids percentile) (-0.39σ vs MI state mean, 36.9th statewide percentile).
Among 5 tracked CMS fee-schedule codes for Dr. Karulf (averaging 3.6 services per beneficiary), 99214 (Established Pulmonary, Asthma & COPD Management) represents 41% of tracked volume (443 encounters), paired with 94060 (248x).
Uninsured and high-deductible cash patients visiting Dr. Matthew Karulf in Grand Rapids (49546) face an estimated $209.00 initial evaluation fee at 4100 Lake DR Se, Suite 200 (hybrid in-clinic and telehealth video consults; 12-minute average reception wait; bedside manner 4.88/5 from 8 verified reports).
Spanning 17 years of clinical practice following 2009 graduation from medical training, Dr. Matthew Karulf integrates 39 Active CMS HCPCS Codes diagnostics for Grand Rapids metro patients.
Compared against Grand Rapids, MI Pulmonary Disease peers
1,080 annual services across 304 beneficiaries
Standard deviations from MI Pulmonary Disease mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Pulmonary, Asthma & COPD Management | 443 | 83.33th | $90 – $124 |
| 94060 | Pre- & Post-Bronchodilator Spirometry Airflow Evaluation | 248 | 83.33th | $59 – $81 |
| 94729 | Alveolar Carbon Monoxide Diffusing Capacity (DLCO) | 184 | 84.33th | $53 – $73 |
| 95810 | Attended Sleep Apnea Polysomnography Interpretation | 119 | 82.33th | $165 – $226 |
| 99204 | Comprehensive New Patient Respiratory & Sleep Workup | 86 | 81.33th | $127 – $174 |
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Dr. Matthew Karulf, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Karulf National Provider Identifier | NPI #1912109083 (MD) | CMS NPPES Registry (49546) |
| Dr. Karulf Grand Rapids CMS Volume Rank | 83.33th Pct (1,080 CMS svcs; Z -0.387σ) | CMS Medicare Part B (MI Pulmonary Disease) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Grand Rapids, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 12 min lobby wait | 8 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.41/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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