Dr. Diana Santiago, MD
745 Poplar Rd, Newnan, GA 30265 • +1-221-555-6806
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & Newnan Percentiles
NPI #1073552196 • CBSA Regional • Radiation Oncology
Operating out of Newnan, GA (745 Poplar Rd), Radiation Oncology clinician Dr. Diana Santiago, MD (accredited MD/DO training, 1994) maintains a upper-quartile active clinical volume (75th Newnan percentile) (41.35th GA percentile; Z-score -0.44σ across 1,725 documented services) with sub-specialty concentration in 29 Active CMS HCPCS Codes.
Procedural volume for Dr. Santiago is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 776 annual services, $128–$176 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 449/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 224/yr).
At 745 Poplar Rd (30265), Dr. Diana Santiago, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.92/5 bedside rating).
Spanning 32 years of clinical practice following 1994 graduation from medical training, Dr. Diana Santiago integrates 29 Active CMS HCPCS Codes diagnostics for Newnan metro patients.
Compared against Newnan, GA Radiation Oncology peers
1,725 annual services across 191 beneficiaries
Standard deviations from GA Radiation Oncology 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 | 776 | 75th | $128 – $176 |
| 99213 | Established Preventive & Chronic Care Visit | 449 | 76th | $98 – $134 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 224 | 74th | $47 – $64 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 173 | 73th | $150 – $206 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 104 | 72th | $178 – $244 |
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Dr. Diana Santiago, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Santiago National Provider Identifier | NPI #1073552196 (MD) | CMS NPPES Registry (30265) |
| Dr. Santiago Newnan CMS Volume Rank | 75.00th Pct (1,725 CMS svcs; Z -0.438σ) | CMS Medicare Part B (GA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Newnan, GA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.40/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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