Dr. Douglas Mcmahon, MD
1655 Beam Ave, Suite 108, Maplewood, MN 55109 • +1-978-555-2431
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Maplewood Percentiles
NPI #1356533293 • CBSA Regional • Allergy/ Immunology
CMS Medicare Part B utilization records credit Dr. Douglas Mcmahon (MD, NPI 1356533293) at 1655 Beam Ave, Suite 108 in Maplewood with 3,067 annual clinical services (93 beneficiaries), corresponding to a -0.14σ regional deviation and focused low-volume boutique caseload (0th Maplewood percentile) with sub-specialty concentration in 27 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Mcmahon (averaging 33.0 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (1380 encounters), paired with 99213 (797x).
Uninsured and high-deductible cash patients visiting Dr. Douglas Mcmahon in Maplewood (55109) face an estimated $209.00 initial evaluation fee at 1655 Beam Ave, Suite 108 (in-person clinic visits only; 18-minute average reception wait; bedside manner 4.61/5 from 6 verified reports).
Credentialed as an MD specialist with 13 years post-graduation experience since completing medical school at an LCME/COCA institution (2013), Dr. Mcmahon coordinates 27 Active CMS HCPCS Codes workups from 1655 Beam Ave, Suite 108 (+1-978-555-2431).
Compared against Maplewood, MN Allergy/ Immunology peers
3,067 annual services across 93 beneficiaries
Standard deviations from MN Allergy/ Immunology 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 | 1,380 | 12th | $43 – $60 |
| 99213 | Established Preventive & Chronic Care Visit | 797 | 12th | $33 – $48 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 399 | 12th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 307 | 12th | $51 – $70 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 184 | 12th | $60 – $83 |
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Dr. Douglas Mcmahon, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mcmahon National Provider Identifier | NPI #1356533293 (MD) | CMS NPPES Registry (55109) |
| Dr. Mcmahon Maplewood CMS Volume Rank | 0.00th Pct (3,067 CMS svcs; Z -0.143σ) | CMS Medicare Part B (MN Allergy/ Immunology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Maplewood, MN) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.61/5 Listening • 4.88/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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