How much does prothrombin time (PT/INR) cost in San Antonio, TX?
CPT 85610 — the fair price, every hospital's price, and the Medicare benchmark for San Antonio, TX.
| Facility | Type | Price | vs Medicare | Quality |
|---|---|---|---|---|
| University Hospital - University Health (San Antonio) lowest | Hospital | $29cash | 6.8× | — |
| CHRISTUS Santa Rosa Hospital – Westover Hills (San Antonio) | Hospital | $42cash | 9.8× | — |
| Methodist Hospital Stone Oak (San Antonio) | Hospital | $305cash | 71.1× | ★★★★★ |
| Northeast Baptist Hospital (San Antonio) | Hospital | $308cash | 71.7× | — |
| St. Luke's Baptist Hospital (San Antonio) | Hospital | $308cash | 71.7× | — |
| North Central Baptist Hospital (San Antonio) | Hospital | $308cash | 71.7× | — |
| Methodist Hospital (San Antonio) | Hospital | $327cash | 76.2× | ★★★★★ |
| Methodist Hospital Metropolitan (San Antonio) | Hospital | $327cash | 76.2× | — |
| Methodist Hospital Texsan (San Antonio) | Hospital | $327cash | 76.2× | — |
- 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 $307.50, and negotiated rates at nearby facilities run $173.56–$327.03. 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 Antonio, TX?
For prothrombin time (PT/INR) (CPT 85610) in San Antonio, TX, a fair self-pay price is around $308, with hospitals ranging from $174 to $327 across 9 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 Antonio, TX?
A fair self-pay price for prothrombin time (PT/INR) (CPT 85610) in San Antonio, TX is around $308, with hospital prices ranging from $174 to $327 across 9 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 Antonio, TX
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.