Dr. David Marr, MD
33 Sewall St, Portland, ME 04102 • +1-909-555-2726
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Portland Percentiles
NPI #1760483721 • CBSA Regional • Family Practice
Within the Portland, ME (CBSA local) Family Practice cohort, Dr. David Marr, MD with sub-specialty concentration in 27 Active CMS HCPCS Codes ranks at the 91.67th municipal percentile and 77.31th ME percentile (-0.10σ Z-score) based on 1,553 billed procedures for 159 patients.
Granular CPT/HCPCS billing distribution at 33 Sewall St shows Dr. David Marr's primary concentration in Comprehensive Primary Care & Chronic Protocol Management (code 99214: 149x/yr, 91.67th local percentile) alongside Focused Acute & Preventive Primary Care Evaluation (99213: 110x/yr, $40–$55).
For out-of-network patients contacting +1-909-555-2726, Dr. Marr's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.73/5 composite reality score over 20 submissions).
From 33 Sewall St in Portland (+1-909-555-2726), Dr. Marr, MD (14-year clinical track record) delivers 27 Active CMS HCPCS Codes care.
Top 10% Family Practice volume leader in Portland, ME
1,553 annual services across 159 beneficiaries
Standard deviations from ME Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 149 | 91.67th | $52 – $72 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 110 | 90.67th | $40 – $55 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 42 | 93.67th | $60 – $83 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 32 | 91.67th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 21 | 90.67th | $72 – $99 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (27 HCPCS billing breadth) | 1,199 | 91.67th | $47 – $68 |
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Dr. David Marr, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marr National Provider Identifier | NPI #1760483721 (MD) | CMS NPPES Registry (04102) |
| Dr. Marr Portland CMS Volume Rank | 91.67th Pct (1,553 CMS svcs; Z -0.095σ) | CMS Medicare Part B (ME Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Portland, ME) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.84/5 Listening • 4.91/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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