How much does prothrombin time (PT/INR) cost in San Diego, CA?
CPT 85610 — the fair price, every hospital's price, and the Medicare benchmark for San Diego, CA.
| Facility | Type | Price | vs Medicare | Quality |
|---|---|---|---|---|
| Tri-City Medical Center (Oceanside) lowest | Hospital | $2cash | 0.4× | — |
| Sharp Chula Vista Medical Center (Chula Vista) | Hospital | $9cash | 2.0× | — |
| Sharp Memorial Hospital (San Diego) | Hospital | $9cash | 2.0× | ★★★★★ |
| Sharp Grossmont Hospital (La Mesa) | Hospital | $9cash | 2.0× | ★★★★★ |
| Scripps Memorial Hospital La Jolla (La Jolla) | Hospital | $26cash | 6.0× | ★★★★★ |
| Scripps Memorial Hospital Encinitas (Encinitas) | Hospital | $26cash | 6.0× | ★★★★★ |
| Scripps Green Hospital (La Jolla) | Hospital | $26cash | 6.0× | ★★★★★ |
| Scripps Mercy Hospital San Diego (San Diego) | Hospital | $26cash | 6.0× | ★★★★★ |
| Scripps Mercy Hospital Chula Vista (Chula Vista) | Hospital | $26cash | 6.0× | — |
| UC San Diego Health - Hillcrest & Jacobs Medical Center (San Diego) | Hospital | $51cash | 11.8× | — |
| Kaiser Permanente San Diego Zion Medical Center (San Diego) | Hospital | $95cash | 22.2× | ★★★★★ |
| Sharp Coronado Hospital (Coronado) | Hospital | $95cash | 22.2× | ★★★★★ |
| Rady Children's Hospital (San Diego) | Hospital | $124cash | 28.8× | — |
- 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 $25.75, and negotiated rates at nearby facilities run $8.53–$72.88. 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 San Diego, CA?
For prothrombin time (PT/INR) (CPT 85610) in San Diego, CA, a fair self-pay price is around $26, with hospitals ranging from $9 to $73 across 13 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 San Diego, CA?
A fair self-pay price for prothrombin time (PT/INR) (CPT 85610) in San Diego, CA is around $26, with hospital prices ranging from $9 to $73 across 13 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 San Diego, 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.