Andrew M Ryan
Overview
Explore the profile of Andrew M Ryan including associated specialties, affiliations and a list of published articles.
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Articles
196
Citations
2890
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Recent Articles
1.
Ryan A, Warrier A, Bejarano G, M Whaley C, Meyers D, Dixit M
Health Serv Res
. 2025 Mar;
:e14456.
PMID: 40088010
Objective: Examine trends in Medicare Advantage (MA) and Medigap plan offerings, enrollment, and premiums across state regulatory regimes. Study Setting And Design: We used national data between 2014 and 2021...
2.
Du J, Yu Y, Zhang M, Wu Z, Ryan A, Mukherjee B
Stat Methods Med Res
. 2025 Feb;
:9622802241306856.
PMID: 40013476
Propensity scores are commonly used to reduce the confounding bias in non-randomized observational studies for estimating the average treatment effect. An important assumption underlying this approach is that all confounders...
3.
4.
Meyers D, Trivedi A, Ryan A
JAMA Health Forum
. 2025 Jan;
6(1):e244802.
PMID: 39854001
No abstract available.
5.
Bellerose M, James H, Shroff J, Ryan A, Meyers D
Health Aff (Millwood)
. 2025 Jan;
44(1):58-65.
PMID: 39761457
Under the current Medicare Advantage (MA) risk-adjustment system, plans are incentivized to report diagnosis codes on enrollees' medical claims reflecting additional and more severe health conditions to increase enrollees' risk...
6.
Murray R, M Whaley C, Fuse Brown E, Ryan A
Health Aff (Millwood)
. 2024 Dec;
43(12):1680-1688.
PMID: 39626149
State employee health plans are consuming an ever-larger portion of state budgets because of rising health insurance premiums. Often the largest purchaser of commercial health insurance in their state, state...
7.
Shashikumar S, Ryan A, Joynt Maddox K
N Engl J Med
. 2024 Dec;
391(22):2065-2067.
PMID: 39620465
No abstract available.
8.
Maganty A, Kaufman S, Oerline M, Faraj K, Caram M, Ryan A, et al.
Urology
. 2024 Nov;
196:137-144.
PMID: 39581508
Objective: To examine the relationship between market dynamics, in the form of commercial prices paid to urologists, and utilization of services, as measured by Medicare spending, in men with newly...
9.
Srivastava A, Liu X, Maganty A, Kaufman S, Shay A, Oerline M, et al.
Cancer
. 2024 Nov;
131(1):e35633.
PMID: 39501423
Background: For men with prostate cancer, there is substantial variation in the use of conservative management, such as active surveillance. Commercial prices, which vary across urology practices, may afford incentives...
10.
Papanicolas I, Milstein R, Ryan A, Figueroa J
BMJ
. 2024 Aug;
386:e077941.
PMID: 39197871
No abstract available.