Dr. Diane Mcmullin, MD
330 Mount Auburn St, Cambridge, MA 02138 • +1-308-555-2126
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Cambridge Percentiles
NPI #1548455942 • CBSA Regional • Geriatric Medicine
Anchored in Cambridge, MA 02138, Dr. Diane Mcmullin, MD (NPI 1548455942) logged 3,115 annual procedures (mid-cohort balanced caseload (50th Cambridge percentile), 83.33th MA percentile, +0.83σ) with sub-specialty concentration in 65 Active CMS HCPCS Codes.
Among 6 tracked CMS fee-schedule codes for Dr. Mcmullin (averaging 5.2 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 40% of tracked volume (1257 encounters), paired with 99213 (726x).
Self-pay new patient consultations with Dr. Mcmullin (CPT 99204 GPCI-adjusted benchmark) estimate around $224.00 (community reported average: $224.00) with in-person clinic visits only, 17-minute average reception wait, and a 4.71/5 modern protocol openness score across 3 patient logs.
Patients evaluating Dr. Diane Mcmullin in ZIP 02138 note 10 years of post-doctoral tenure (null, 2016) alongside 5.2 annual CMS procedures per patient.
Compared against Cambridge, MA Geriatric Medicine peers
3,115 annual services across 604 beneficiaries
Standard deviations from MA Geriatric Medicine 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 | 1,257 | 50th | $191 – $262 |
| 99213 | Established Preventive & Chronic Care Visit | 726 | 49th | $146 – $200 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 363 | 45th | $70 – $96 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 279 | 46th | $224 – $307 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 168 | 51th | $266 – $364 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (65 HCPCS billing breadth) | 322 | 50th | $172 – $249 |
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Dr. Diane Mcmullin, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mcmullin National Provider Identifier | NPI #1548455942 (MD) | CMS NPPES Registry (02138) |
| Dr. Mcmullin Cambridge CMS Volume Rank | 50.00th Pct (3,115 CMS svcs; Z +0.833σ) | CMS Medicare Part B (MA Geriatric Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Cambridge, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 17 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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