Dr. William Keen Jr., MD
200 W Arbor DR, San Diego, CA 92103 • +1-335-555-8475
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & San Diego Percentiles
NPI #1962561571 • CBSA Regional • Internal Medicine
Operating out of San Diego, CA (200 W Arbor DR), Internal Medicine clinician Dr. William Keen Jr., MD (accredited MD/DO training, 1997) maintains a focused low-volume boutique caseload (34.52th San Diego percentile) (39.77th CA percentile; Z-score -0.09σ across 1,220 documented services) with sub-specialty concentration in 31 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 200 W Arbor DR shows Dr. William Keen Jr.'s primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 374x/yr, 34.52th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 216x/yr, $97–$133).
Self-pay new patient consultations with Dr. Keen Jr. (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 10-minute average reception wait, and a 4.49/5 modern protocol openness score across 20 patient logs.
Patients evaluating Dr. William Keen Jr. in ZIP 92103 note 29 years of post-doctoral tenure (null, 1997) alongside 1.8 annual CMS procedures per patient.
Compared against San Diego, CA Internal Medicine peers
1,220 annual services across 694 beneficiaries
Standard deviations from CA 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 | 374 | 34.52th | $127 – $174 |
| 99213 | Established Preventive & Chronic Care Visit | 216 | 32.52th | $97 – $133 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 108 | 30.52th | $46 – $63 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 83 | 33.52th | $149 – $204 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 50 | 29.52th | $176 – $242 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (31 HCPCS billing breadth) | 389 | 34.52th | $114 – $165 |
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Dr. William Keen Jr., MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Keen Jr. National Provider Identifier | NPI #1962561571 (MD) | CMS NPPES Registry (92103) |
| Dr. Keen Jr. San Diego CMS Volume Rank | 34.52th Pct (1,220 CMS svcs; Z -0.093σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Diego, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 10 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.69/5 Listening • 4.49/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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