Dr. Donn Marutani, MD
321 North Kuakini Street, Suite 509, Honolulu, HI 96817 • +1-870-555-6846
Medical Education: Accredited U.S. Medical School (Class of 1999)
What This Doctor Actually Performs: CMS Medicare Utilization & Honolulu Percentiles
NPI #1952479578 • CBSA Regional • Gastroenterology
CMS Medicare Part B utilization records credit Dr. Donn Marutani (MD, NPI 1952479578) at 321 North Kuakini Street, Suite 509 in Honolulu with 1,615 annual clinical services (386 beneficiaries), corresponding to a +1.11σ regional deviation and upper-quartile active clinical volume (71.43th Honolulu percentile) with sub-specialty concentration in 22 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Marutani (averaging 4.2 services per beneficiary), 99214 (Established Gastroenterology, GERD & IBD Evaluation) represents 37% of tracked volume (598 encounters), paired with 45380 (404x).
Self-pay new patient consultations with Dr. Marutani (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 22-minute average reception wait, and a 4.44/5 modern protocol openness score across 22 patient logs.
Patients evaluating Dr. Donn Marutani in ZIP 96817 note 27 years of post-doctoral tenure (null, 1999) alongside 4.2 annual CMS procedures per patient.
Compared against Honolulu, HI Gastroenterology peers
1,615 annual services across 386 beneficiaries
Standard deviations from HI Gastroenterology 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 Gastroenterology, GERD & IBD Evaluation | 598 | 71.43th | $170 – $233 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 404 | 68.43th | $410 – $562 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 339 | 66.43th | $341 – $467 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 162 | 66.43th | $457 – $626 |
| 99204 | New Patient Digestive & Hepatology Consultation | 113 | 75.43th | $240 – $329 |
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Dr. Donn Marutani, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marutani National Provider Identifier | NPI #1952479578 (MD) | CMS NPPES Registry (96817) |
| Dr. Marutani Honolulu CMS Volume Rank | 71.43th Pct (1,615 CMS svcs; Z +1.114σ) | CMS Medicare Part B (HI Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Honolulu, HI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 22 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.72/5 Listening • 4.44/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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