How much does prothrombin time (PT/INR) cost in Los Angeles, CA?
CPT 85610 — the fair price, every hospital's price, and the Medicare benchmark for Los Angeles, CA.
| Facility | Type | Price | vs Medicare | Quality |
|---|---|---|---|---|
| Adventist Health Glendale (Glendale) lowest ⚠ likely error | Hospital | $1cash | 0.1× | ★★★★★ |
| Adventist Health Simi Valley (Simi Valley) ⚠ likely error | Hospital | $1cash | 0.1× | — |
| Adventist Health White Memorial (Los Angeles) ⚠ likely error | Hospital | $1cash | 0.1× | — |
| Dignity St. John's Regional Medical Center (Oxnard) | Hospital | $3cash | 0.7× | — |
| Centinela Hospital Medical Center (Inglewood) | Hospital | $4cash | 0.9× | — |
| UCLA Santa Monica Medical Center (Santa Monica) | Hospital | $5negotiated | 1.1× | ★★★★★ |
| Ronald Reagan UCLA Medical Center (Los Angeles) | Hospital | $5negotiated | 1.1× | ★★★★★ |
| Harbor-UCLA Medical Center (Torrance) | Hospital | $6negotiated | 1.5× | — |
| Los Angeles General Medical Center (Los Angeles) | Hospital | $6negotiated | 1.5× | ★★★★★ |
| Providence Little Company of Mary Torrance (Torrance) | Hospital | $6cash | 1.5× | ★★★★★ |
| USC Arcadia Hospital (Arcadia) | Hospital | $15cash | 3.6× | — |
| MemorialCare Long Beach Medical Center (Long Beach) | Hospital | $18cash | 4.2× | ★★★★★ |
| Los Robles Health System (Thousand Oaks) | Hospital | $26cash | 6.0× | — |
| Dignity St. Mary Medical Center (Long Beach) | Hospital | $55cash | 12.9× | — |
| Dignity Glendale Memorial Hospital (Glendale) | Hospital | $85cash | 19.9× | — |
| Providence Saint Joseph Medical Center (Burbank) | Hospital | $90cash | 21.0× | — |
| Kaiser Permanente Los Angeles Medical Center (Los Angeles) | Hospital | $95cash | 22.2× | ★★★★★ |
| Providence Holy Cross Medical Center (Mission Hills) | Hospital | $99cash | 23.0× | — |
| Dignity Northridge Hospital Medical Center (Northridge) | Hospital | $112cash | 26.2× | ★★★★★ |
| Dignity California Hospital Medical Center (Los Angeles) | Hospital | $113cash | 26.5× | — |
| Cedars-Sinai Medical Center (Los Angeles) | Hospital | $153cash | 35.6× | ★★★★★ |
| Providence Cedars-Sinai Tarzana Medical Center (Tarzana) | Hospital | $179cash | 41.8× | ★★★★★ |
| Keck Hospital of USC (Los Angeles) | Hospital | $215cash | 50.1× | ★★★★★ |
| UCI Health – Lakewood (Lakewood) gross charge | Hospital | $288cash | 67.0× | — |
- For 85610 (Prothrombin time (PT/INR)), Medicare's benchmark rate is $4.29. A fair self-pay target for this line is $8.58. If I was charged more than that, please reduce it toward this benchmark.
- Your own published cash / self-pay price for 85610 is $70.44, and negotiated rates at nearby facilities run $4.56–$109.00. Please apply a rate in that range to my bill rather than the gross charge.
- Please send a fully itemized bill listing every CPT/HCPCS/DRG code and its individual charge, so I can review each line against published rates.
- Separately, what is your financial assistance / charity care policy, and am I eligible? Please send me the application and the income thresholds.
What should 85610 cost in Los Angeles, CA?
For prothrombin time (PT/INR) (CPT 85610) in Los Angeles, CA, a fair self-pay price is around $41, with hospitals ranging from $5 to $109 across 24 facilities. Medicare's benchmark rate is $4, the floor to negotiate toward. The card above lists each hospital's price, cheapest first, with CMS quality stars.
Frequently asked questions
How much does prothrombin time (PT/INR) cost in Los Angeles, CA?
A fair self-pay price for prothrombin time (PT/INR) (CPT 85610) in Los Angeles, CA is around $41, with hospital prices ranging from $5 to $109 across 24 facilities. These are estimates from hospital-published prices, not a guarantee.
What is the Medicare rate for CPT 85610?
Medicare pays about $4 for prothrombin time (PT/INR) (CPT 85610). That's the negotiation floor — a fair cash-pay target is roughly 1.5–2× it, well below typical gross charges.
Can I negotiate the price of prothrombin time (PT/INR)?
Yes. Under the federal Hospital Price Transparency rule hospitals must publish these rates, so you can ask to pay the cash or negotiated rate instead of the gross charge. Paste your bill on the home page for a ready-to-send appeal letter and the exact numbers to cite.
Got a bill for this?
If you were charged more than the fair price, you can usually negotiate it down. Paste your itemized bill to get a personalized appeal letter, the exact numbers to cite, an AI negotiation coach, and a charity-care eligibility check — free.
Compare other procedures in Los Angeles, CA
Prices last refreshed September 2026 from each hospital's official CMS machine-readable file. Medicare rate: CY2025 OPPS/PFS/CLFS. Estimates only — not a guarantee.