Client’s Testimonial:
“I’m truly grateful for the support and guidance provided by the team throughout my EB1A petition process. They were extremely professional, and their communication was always prompt and efficient. I felt well-informed and confident that my case was in good hands. I appreciate their expertise and attention to detail, which played a key role in the successful outcome of my case.”
On July 1st, 2025, we received another EB-1A (Alien of Extraordinary Ability) approval for a Biostatistician II in the Field of Epidemiology (Approval Notice).
General Field: Epidemiology
Position at the Time of Case Filing: Biostatistician II
Country of Origin: China
State of Residence at the Time of Filing: Kansas
Approval Notice Date: July 1st, 2025
Processing Time: 16 months, 23 days
Case Summary:
When our client, a biostatistician in the field of epidemiology, approached NAILG to pursue an EB1A (Alien of Extraordinary Ability) immigrant petition, she brought with her a solid portfolio of impactful research and a clear vision for the future. Her work, rooted in biostatistics and predictive modeling, has had a tangible influence on a number of pressing public health challenges, particularly around cardiovascular disease, COVID-19, and cancer risk.
At the time of filing, our client held the role of Biostatistician II at a healthcare institution in the United States, contributing to research development, statistical analysis, and publication efforts across multiple large-scale projects. Her scientific output included 25 peer-reviewed publications and one book chapter, many of which appeared in top-tier journals such as The New England Journal of Medicine, JAMA, and Annals of Internal Medicine. Her work has been cited over 2,800 times by researchers in more than 70 countries, a clear testament to the breadth of her impact.
We prepared the EB1A petition and demonstrated eligibility under the regulatory framework by documenting three critical criteria:
- Original Scientific Contributions of Major Significance
The client’s work stood out for its focus on improving predictive modeling in epidemiology. Notably, she contributed to research clarifying the efficacy of antithrombotic therapy in COVID-19 patients—a topic of immense clinical importance. Her studies were not only published in prestigious journals but also cited extensively by other researchers, confirming the real-world relevance of her contributions. - Authorship in Scholarly Publications
Her extensive authorship record included landmark studies on dietary risk factors, cancer risks, and reproductive health. Multiple articles were among the most highly cited publications in her field for their respective years, reinforcing the client’s role as a thought leader in epidemiology. - Judging the Work of Others
She served as a peer reviewer for several high-impact journals, including the Journal of Ovarian Research and Frontiers in Nutrition. These invitations reflected her expert status and deep familiarity with evolving research standards and methodologies.
Our petition also included strong third-party recommendation letters. One particularly compelling statement came from a professor at a major U.S. university, who remarked:
“[Client’s] selection as a peer reviewer for this journal serves as a clear acknowledgment of her high standing as a researcher. Peer review is an essential aspect of the academic publication process and is critical for ensuring journals are publishing the most accurate, up-to-date information.”
In addition to this testimonial evidence, we highlighted the client’s research funding support from prominent agencies such as the NIH and NCI—another indicator of the scientific community’s recognition of her work’s merit and relevance.
Despite an RFE (Request for Evidence) issued during the process, we provided timely and compelling clarifications that led to a swift approval decision. The EB1A petition was approved within a short timeframe, bringing the client one step closer to realizing her long-term goals in the United States.
At NAILG, we are proud to have played a part in elevating another remarkable researcher’s journey. Her continued contributions to public health, through rigorous epidemiological research, promise to leave a lasting mark on both scientific understanding and patient outcomes.
North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing corporations, research institutions, and individuals from all 50 U.S. states regarding I-140 immigration petitions. We specialize in employment-based immigration petition and have a proven record of high success rate for the categories of: EB2-NIW (National Interest Waiver), EB1-A (Alien of Extraordinary Ability), EB1-B (Outstanding Researcher/Professor) and O-1 (Alien of Extraordinary Ability).
Our Ten Thousand I-140 Approvals Provide Unprecedented Insight into the USCIS Adjudication Trend
With more than 58,000 EB-1A, EB-1B, EB-2 NIW and O-1 cases approved, we have first hand information on the manner in which the USCIS adjudicate I-140 cases. As the USCIS has constantly changed its adjudication standards for the EB-1A, EB-1B and EB-2 NIW categories, our firm's huge database of successful cases gives you unprecedented insight to USCIS adjudication trends. We carefully analyze the data for all of our cases and apply the results of our analyses toward giving our clients up-to-date advice and adapting our strategies such that we remain on par with the ever-shifting landscape of immigration law in the U.S. With us, you will always have access to important updates, strategies, and information so that you can make the most informed decisions about your case.
We Have Helped Hundreds and Thousands of Clients with Credentials and Backgrounds Similar to Yours
With our exceedingly large number of successful petitions, no matter what credentials you have, no matter your background and field of expertise, no matter your visa status or nationality, chances are we have helped hundreds or even thousands of clients just like you. Our clients are usually impressed with how well we understand their research and work. Our insight and understanding stems from the fact that we have handled many cases with elements similar to yours already, and this helps us devise the best strategies for each individual petition.
Vast Majority of Clients Came to Us Because of Referrals
For years, our firm has attracted new clients based solely on word of mouth, recommendations, and the positive collaboration experiences shared with them by their friends and family. We take pride in our reputation and work hard to ensure that we provide a green card application experience that our clients are happy to share with their friends and colleagues. That is how our cumulative total of approved cases grew from 600 in 2013 to over 58,000 in 2025.
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