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New York · Federal IDR + state pathway
Out of network Injection of nerves of the sacroiliac joint in New York, CPT 64451
New York runs its own process alongside the federal one. Which applies depends on the plan.
An underpaid Injection of nerves of the sacroiliac joint (CPT 64451) claim in New York does not have one dispute route — it has two, and picking the wrong one costs the claim. State-regulated plans follow New York's IDR, and self-funded plans may opt in. Self-funded ERISA plans that do not opt in follow the federal IDR process. Confirm routing by plan type before filing.
- Code
- CPT 64451
- Typical setting
- ASC or office
- New York pathway
- Federal IDR + state pathway
Injection of the nerves that supply the sacroiliac joint with imaging.
How New York handles an out-of-network Injection of nerves of the sacroiliac joint payment
New York runs baseball-style Independent Dispute Resolution through a state-assigned IDR entity (Emergency Medical Services and Surprise Bills law, Financial Services Law Article 6, effective 2015). The IDR entity picks one party's final offer, weighing the FAIR Health 80th percentile of charges.
Providers have a three-year window to bring out-of-network commercial payments to IDR — far longer than New Jersey or the federal process.
The final-offer determination is binding, generally within 30 days; the losing party pays the IDR fee.
Routing decides the deadline. State-regulated plans follow New York's IDR, and self-funded plans may opt in. Self-funded ERISA plans that do not opt in follow the federal IDR process. Confirm routing by plan type before filing. Two patients can receive the same Injection of nerves of the sacroiliac joint at the same facility and their claims follow different processes with different clocks. Confirm plan type against the CMS applicability chart before filing.
Why CPT 64451 gets paid short out of network
Anchored to the qualifying payment amount (QPA)
The plan pays Injection of nerves of the sacroiliac joint at its own qualifying payment amount — its median in-network rate for the area — and treats that as the answer. Under the No Surprises Act the QPA is the plan's opening anchor, not a cap, and certified IDR entities weigh several other factors against it.
Out-of-network reduction with no contract on file
With no negotiated rate for Injection of nerves of the sacroiliac joint (CPT 64451), the allowed amount is reduced to an out-of-network schedule that rarely reflects what the sacroiliac joint procedure actually involves in a ASC or office setting.
This is the national picture for the code. For the full breakdown see Injection of nerves of the sacroiliac joint (CPT 64451), and for every procedure disputed in this state see New York out-of-network IDR.
CPT 64451 in New York — common questions
Does a Injection of nerves of the sacroiliac joint claim in New York go to state or federal IDR?
State-regulated plans follow New York's IDR, and self-funded plans may opt in. Self-funded ERISA plans that do not opt in follow the federal IDR process. Confirm routing by plan type before filing. For CPT 64451, the deciding factor is the patient's plan type rather than the procedure — the same code can route either way for two different patients at the same facility.
What is the deadline to dispute an out-of-network Injection of nerves of the sacroiliac joint payment in New York?
Providers have a three-year window to bring out-of-network commercial payments to IDR — far longer than New Jersey or the federal process. Missing the window forfeits the claim regardless of its merits, which is the most common way a Injection of nerves of the sacroiliac joint dispute is lost in New York.
Is CPT 64451 worth disputing in New York?
Providers prevail in roughly 88% of federal IDR determinations they contest, and Injection of nerves of the sacroiliac joint is asc or office work that is routinely paid below billed charge out of network. The question is usually whether the claim is eligible and the deadline is still open — which is what we check first, at no cost.
CPT 64451 in other states
Routing and deadlines change at the state line, even for the same procedure and payer.
More interventional pain codes: Interventional pain out-of-network disputes
Find out whether this New York claim is still eligible
Send one denied EOB. We will tell you which process it routes to, whether the window is still open, and what the claim is worth — before you commit to anything.
Medically & clinically reviewed by Dr. John M. Abrahams, MD
Board-certified neurosurgeon and founder of Sydra · Last reviewed September 2026 · About the author
Sources
Figures reflect the published federal record across all disputes, not a prediction about any individual claim. This is general information, not legal or financial advice.
No outcome is guaranteed. Results vary by claim, payer, specialty, and documentation. Which process applies depends on plan type; confirm routing against the CMS applicability chart before filing. This is general information, not legal or financial advice.