Dr. Prem Ramkumar, MD
5750 Downey Ave Ste 308, Downey, CA 90712 • +1-519-555-7641
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Downey Percentiles
NPI #1255794889 • CBSA Regional • Orthopedic Surgery
Operating out of Downey, CA (5750 Downey Ave Ste 308), Orthopedic Surgery clinician Dr. Prem Ramkumar, MD (accredited MD/DO training, 1998) maintains a focused low-volume boutique caseload (0th Downey percentile) (11.9th CA percentile; Z-score -0.38σ across 900 documented services) with sub-specialty concentration in 34 Active CMS HCPCS Codes.
Procedural volume for Dr. Ramkumar is led by HCPCS 99213 (Focused Orthopedic Joint & Spine Mobility Evaluation — 202 annual services, $150–$205 GPCI cash estimate), followed by CPT 20610 (Major Joint (Knee/Shoulder/Hip) Aspiration or Injection, 152/yr) and CPT 73562 (Radiologic Weight-Bearing 3-View Knee Examination, 107/yr).
Direct cash-pay transparency modeling sets Dr. Ramkumar's baseline new-consult rate near $239.00 in Downey, CA (cash-pay accepted, in-person clinic visits only, 13-minute average reception wait).
Patients evaluating Dr. Prem Ramkumar in ZIP 90712 note 28 years of post-doctoral tenure (null, 1998) alongside 5.3 annual CMS procedures per patient.
Compared against Downey, CA Orthopedic Surgery peers
900 annual services across 169 beneficiaries
Standard deviations from CA Orthopedic Surgery mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99213 | Focused Orthopedic Joint & Spine Mobility Evaluation | 202 | 12th | $150 – $205 |
| 20610 | Major Joint (Knee/Shoulder/Hip) Aspiration or Injection | 152 | 12th | $159 – $218 |
| 73562 | Radiologic Weight-Bearing 3-View Knee Examination | 107 | 12th | $89 – $123 |
| 99203 | New Patient Musculoskeletal Injury & Surgical Triage | 62 | 12th | $215 – $294 |
| 27447 | Total Knee Arthroplasty Joint Reconstruction | 39 | 12th | $1382 – $1894 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (34 HCPCS billing breadth) | 338 | 0th | $169 – $245 |
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Dr. Prem Ramkumar, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ramkumar National Provider Identifier | NPI #1255794889 (MD) | CMS NPPES Registry (90712) |
| Dr. Ramkumar Downey CMS Volume Rank | 0.00th Pct (900 CMS svcs; Z -0.382σ) | CMS Medicare Part B (CA Orthopedic Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Downey, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 13 min lobby wait | 21 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.57/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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