Dr. Mark Liwanag, DO
2000 S Thompson St, Flagstaff, AZ 86001 • +1-340-555-7463
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Flagstaff Percentiles
NPI #1932514858 • CBSA Regional • Clinical Cardiac Electrophysiology
Dr. Mark Liwanag, DO (NPI #1932514858) practices Clinical Cardiac Electrophysiology in Flagstaff, AZ (86001) with sub-specialty concentration in 82 Active CMS HCPCS Codes, recording 4,306 annual CMS services across 1,268 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (66.67th Flagstaff percentile) (-0.34σ vs AZ state mean, 43.64th statewide percentile).
Medicare Part B line-item claims for Dr. Mark Liwanag (86001) place 99214 at the top of the practice ledger (1938 yearly units, 66.67th metro rank), rounded out by 99213 and 93000.
For out-of-network patients contacting +1-340-555-7463, Dr. Liwanag's practice posts a $207.00 GPCI self-pay consult estimate ($207.00 patient-logged median, 4.67/5 composite reality score over 14 submissions).
Credentialed as an DO specialist with 17 years post-graduation experience since completing medical school at an LCME/COCA institution (2009), Dr. Liwanag coordinates 82 Active CMS HCPCS Codes workups from 2000 S Thompson St (+1-340-555-7463).
Compared against Flagstaff, AZ Clinical Cardiac Electrophysiology peers
4,306 annual services across 1,268 beneficiaries
Standard deviations from AZ Clinical Cardiac Electrophysiology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 1,938 | 66.67th | $119 – $163 |
| 99213 | Established Preventive & Chronic Care Visit | 1,120 | 63.67th | $91 – $125 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 560 | 68.67th | $43 – $60 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 431 | 70.67th | $140 – $191 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 258 | 67.67th | $166 – $227 |
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Dr. Mark Liwanag, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Liwanag National Provider Identifier | NPI #1932514858 (DO) | CMS NPPES Registry (86001) |
| Dr. Liwanag Flagstaff CMS Volume Rank | 66.67th Pct (4,306 CMS svcs; Z -0.335σ) | CMS Medicare Part B (AZ Clinical Cardiac Electrophysiology) |
| Fair Cash-Pay New-Patient Benchmark | $207.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Flagstaff, AZ) |
| Waiting-Room Wait Time & Cash Friendliness | $207.00 avg paid • 16 min lobby wait | 14 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.59/5 Listening • 4.47/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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