Dr. Lydia Flier, MD
330 Mount Auburn St, Cambridge, MA 02138 • +1-308-555-6395
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Cambridge Percentiles
NPI #1104273911 • CBSA Regional • Internal Medicine
CMS Medicare Part B utilization records credit Dr. Lydia Flier (MD, NPI 1104273911) at 330 Mount Auburn St in Cambridge with 1,574 annual clinical services (318 beneficiaries), corresponding to a -0.14σ regional deviation and mid-cohort balanced caseload (56th Cambridge percentile) with sub-specialty concentration in 52 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 330 Mount Auburn St shows Dr. Lydia Flier's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 664x/yr, 56th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 384x/yr, $110–$151).
Uninsured and high-deductible cash patients visiting Dr. Lydia Flier in Cambridge (02138) face an estimated $224.00 initial evaluation fee at 330 Mount Auburn St (hybrid in-clinic and telehealth video consults; 18-minute average reception wait; bedside manner 4.91/5 from 4 verified reports).
NPI registry verification (#1104273911) confirms Dr. Lydia Flier's MD standing serving CBSA 02138 with a 4.73/5 patient scorecard.
Compared against Cambridge, MA Internal Medicine peers
1,574 annual services across 318 beneficiaries
Standard deviations from MA Internal 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 | 664 | 56th | $144 – $197 |
| 99213 | Established Preventive & Chronic Care Visit | 384 | 53th | $110 – $151 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 192 | 60th | $53 – $72 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 148 | 59th | $169 – $232 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 89 | 54th | $200 – $274 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (52 HCPCS billing breadth) | 99 | 56th | $130 – $189 |
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Dr. Lydia Flier, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Flier National Provider Identifier | NPI #1104273911 (MD) | CMS NPPES Registry (02138) |
| Dr. Flier Cambridge CMS Volume Rank | 56.00th Pct (1,574 CMS svcs; Z -0.145σ) | CMS Medicare Part B (MA Internal 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 • 18 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.91/5 Listening • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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