Dr. Sean Callahan, MD
11697 W State Route 163, Oak Harbor, OH 43449 • +1-663-555-7674
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Oak Harbor Percentiles
NPI #1194811828 • CBSA Regional • Family Practice
Anchored in Oak Harbor, OH 43449, Dr. Sean Callahan, MD (NPI 1194811828) logged 1,306 annual procedures (upper-quartile active clinical volume (66.67th Oak Harbor percentile), 53.08th OH percentile, -0.18σ) with sub-specialty concentration in 41 Active CMS HCPCS Codes.
Procedural volume for Dr. Callahan is led by HCPCS 99214 (Comprehensive Primary Care & Chronic Protocol Management — 526 annual services, $146–$201 GPCI cash estimate), followed by CPT 99213 (Focused Acute & Preventive Primary Care Evaluation, 388/yr) and CPT G0439 (Annual Wellness Biomarker & Preventive Screening Visit, 150/yr).
For out-of-network patients contacting +1-663-555-7674, Dr. Callahan's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.85/5 composite reality score over 20 submissions).
NPI registry verification (#1194811828) confirms Dr. Sean Callahan's MD standing serving CBSA 43449 with a 4.85/5 patient scorecard.
Compared against Oak Harbor, OH Family Practice peers
1,306 annual services across 260 beneficiaries
Standard deviations from OH Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 526 | 66.67th | $146 – $201 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 388 | 62.67th | $112 – $154 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 150 | 71.67th | $168 – $230 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 113 | 61.67th | $32 – $47 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 75 | 68.67th | $201 – $276 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (41 HCPCS billing breadth) | 54 | 66.67th | $132 – $191 |
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Dr. Sean Callahan, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Callahan National Provider Identifier | NPI #1194811828 (MD) | CMS NPPES Registry (43449) |
| Dr. Callahan Oak Harbor CMS Volume Rank | 66.67th Pct (1,306 CMS svcs; Z -0.178σ) | CMS Medicare Part B (OH Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Oak Harbor, OH) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.75/5 Listening • 4.46/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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