Dr. Kelvin Callaway, MD
G3380 Beecher Rd, Suite C, Flint, MI 48532 • +1-813-555-7621
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Flint Percentiles
NPI #1689776577 • CBSA Regional • Internal Medicine
Operating out of Flint, MI (G3380 Beecher Rd, Suite C), Internal Medicine clinician Dr. Kelvin Callaway, MD (accredited MD/DO training, 1997) maintains a focused low-volume boutique caseload (26.23th Flint percentile) (29.01th MI percentile; Z-score -0.20σ across 919 documented services) with sub-specialty concentration in 18 Active CMS HCPCS Codes.
Dr. Callaway's longitudinal care intensity (7.0 billed units per patient across 131 individuals) centers on 99214 (271 annual units) and 99213 ($69–$94 cash range).
Uninsured and high-deductible cash patients visiting Dr. Kelvin Callaway in Flint (48532) face an estimated $209.00 initial evaluation fee at G3380 Beecher Rd, Suite C (hybrid in-clinic and telehealth video consults; 9-minute average reception wait; bedside manner 4.83/5 from 11 verified reports).
Spanning 29 years of clinical practice following 1997 graduation from medical training, Dr. Kelvin Callaway integrates 18 Active CMS HCPCS Codes diagnostics for Flint metro patients.
Compared against Flint, MI Internal Medicine peers
919 annual services across 131 beneficiaries
Standard deviations from MI 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 | 271 | 26.23th | $90 – $123 |
| 99213 | Established Preventive & Chronic Care Visit | 157 | 25.23th | $69 – $94 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 78 | 28.23th | $33 – $48 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 60 | 29.23th | $106 – $145 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 36 | 27.23th | $125 – $171 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (18 HCPCS billing breadth) | 316 | 26.23th | $81 – $117 |
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Dr. Kelvin Callaway, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Callaway National Provider Identifier | NPI #1689776577 (MD) | CMS NPPES Registry (48532) |
| Dr. Callaway Flint CMS Volume Rank | 26.23th Pct (919 CMS svcs; Z -0.199σ) | CMS Medicare Part B (MI Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Flint, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 9 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.83/5 Listening • 4.80/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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