
Selected Case Studies: Behind the Approval
With extensive experience handling thousands of immigration cases, Owen Gu Law Group P.C. has represented clients from a wide range of professional and personal backgrounds. As immigration policies and adjudication standards continue to evolve, we carefully adapt our strategies to address the unique circumstances and challenges of each case.
Below, we share selected U.S. immigration case studies highlighting the unique challenges our clients faced, the tailored petition strategies we developed, and the work behind each successful outcome—including how we addressed complex eligibility issues, evidentiary concerns, and USCIS Requests for Evidence when applicable.
Disclaimer:
These case studies are anonymized summaries of selected matters handled by Owen Gu Law Group P.C. and are provided to illustrate the types of challenges, evidence, and legal strategies that may arise in immigration cases. Certain identifying details have been omitted or changed to protect client confidentiality. Every case is unique, and past results do not guarantee the same or a similar outcome. This information is provided for general informational purposes only and does not constitute legal advice.
Case Studies · Physicians and Medical Researchers
Case Study | Four EB-1A Criteria Satisfied—Why Did a Cardiovascular Surgeon Still Receive an RFE?
USCIS acknowledged that Dr. C’s evidence satisfied four EB-1A criteria. Nevertheless, the agency issued a Request for Evidence concerning the Final Merits Determination.
The central issue was no longer whether Dr. C had accumulated substantial professional achievements. It was whether the evidence, considered as a whole, demonstrated that he stood apart from other accomplished physicians and researchers and had risen to the top of his field.
Rather than simply submitting more documents, we conducted extensive research, uncovered additional supporting evidence, and developed a coherent evidentiary record based on objective comparisons, independent expert opinions, third-party citations, and multiple dimensions of professional achievement.
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CLIENT PROFILE
Client: Dr. C
Field: Cardiovascular Surgery
Professional Background: Physician and Medical Researcher
Academic Record: More than 50 publications and over 900 citations
Additional Accomplishments: Invention patents, professional awards, and professional memberships
EB-1A Criteria Recognized by USCIS: Four
Request for Evidence: Yes
Premium Processing: Yes
Final Outcome: Approved following the RFE response
CASE TIMELINE
April 11, 2025: EB-1A I-140 petition was filed
May 11, 2026: Form I-907 filed to request Premium Processing
August 11, 2026: EB-1A I-140 petition was approved
Elapsed Time From I-907 Filing to Approval: 92 calendar days
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TIMELINE NOTE: Because the case involved an RFE, the issuance of the RFE and submission of the response may have affected the premium-processing period. The 92 days reflect only the elapsed calendar time between filing Form I-907 and approval.
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1. Case Background and Main Challenge
Dr. C holds a doctoral degree and is a cardiovascular surgeon with substantial clinical experience. He has also conducted long-term interdisciplinary research involving cardiovascular medicine, engineering, and related technologies.
At the time of filing, Dr. C had authored more than 50 academic publications, accumulated over 900 citations, obtained multiple invention patents, and received professional awards and memberships. His research papers had been recognized and cited by scholars in China and internationally. Dr. C planned to continue his work in cardiovascular medicine and related interdisciplinary research in the United States. Based on his prior accomplishments and proposed work, we explained how his continued research could advance cardiovascular medicine and medical technology and provide substantial prospective value to medical research and public health in the United States.
Dr. C initially filed his EB-1A petition under regular processing. After the case had remained pending for approximately 13 months without a final decision, he filed Form I-907 on May 11, 2026, to request Premium Processing.
USCIS subsequently acknowledged that Dr. C’s evidence satisfied four EB-1A criteria but issued an RFE focused on the Final Merits Determination.
Satisfying at least three regulatory criteria is only the first step in the EB-1A analysis. USCIS must also evaluate whether the record as a whole demonstrates sustained national or international acclaim and whether the applicant is among the small percentage who have risen to the very top of the field.
The central question therefore became:
Where did Dr. C’s publications, citations, patents, and other accomplishments place him within the broader field? Did the evidence demonstrate that he stood apart from other accomplished physicians and researchers?
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2. Our RFE Response Strategy
(1) Establishing the Relative Significance of His Research
We did not rely solely on Dr. C’s publication and citation totals. We conducted a deeper analysis of his most significant publications, citation performance, journal standing, subject-matter rankings, and other research indicators.
Where reliable third-party data was available, we compared his work with research published in similar fields and during comparable periods. This helped demonstrate the relative standing of selected publications and research metrics within appropriate peer groups.
Our objective was not simply to tell USCIS that Dr. C had accumulated over 900 citations. We explained what those citations represented within his field and why the relevant research reflected an unusually high level of influence.
(2) Explaining the Importance of His Work Through Independent Experts
We identified highly accomplished experts whose backgrounds closely aligned with Dr. C’s areas of research.
Rather than merely repeating his résumé, these experts explained:
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The important professional problems addressed by Dr. C’s research
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Why his findings and technical contributions mattered
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How his work differed from routine research in the field
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How other professionals had cited, recognized, or benefited from his work
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Why his accomplishments reflected an unusually high level of professional achievement
Where possible, we emphasized independent experts who did not have close employment, supervisory, or collaborative relationships with Dr. C. Their opinions were based primarily on his published research, documented accomplishments, and professional influence.
(3) Examining Who Cited Dr. C—and Why
We looked beyond Dr. C’s total citation count and examined the citations in greater detail.
Our analysis considered:
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Which professionals had cited his publications
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Their standing and expertise within the field
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The institutions and research environments in which they worked
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The contexts in which they cited or discussed his findings
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What those citations demonstrated about the reach and relevance of his work
Among more than 900 citations, we identified accomplished physicians, professors, researchers, and industry professionals who had independently cited Dr. C’s scholarship.
This evidence demonstrated more than publication volume. It showed that his research had received recognition beyond his immediate professional and collaborative circles.
(4) Conducting In-Depth Research and Strengthening the Evidentiary Chain
Our RFE response was not limited to the publications, citations, patents, and awards initially provided by the client. We conducted extensive additional research into Dr. C’s professional background and most significant accomplishments.
We examined publication histories, citation pathways, journal standing, the credentials and research areas of citing scholars, and other independent third-party materials that could corroborate the significance of his work.
For each major accomplishment, we sought not only to provide supporting documentation but also to explain:
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Why the evidence was professionally significant
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What it demonstrated about Dr. C’s influence
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How it connected with and reinforced other parts of the record
This work expanded both the breadth and depth of the evidence. It transformed a collection of separate documents into a coherent, credible, and independently verifiable evidentiary chain.
(5) Building a Unified Final-Merits Record
We integrated the objective data, journal and citation metrics, independent expert opinions, third-party citations, invention patents, professional awards, and other accomplishments into a unified evidentiary narrative.
The logic was clear:
Objective data demonstrated the relative strength of the research. Independent experts explained why the work mattered. Third-party materials and citation records showed that the research had received broader professional recognition.
The final submission addressed more than the four individual criteria recognized by USCIS. It explained why Dr. C’s accomplishments, considered together, distinguished him from other successful professionals and demonstrated his standing at the top of his field.
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3. Final Outcome
USCIS accepted our RFE response and approved Dr. C’s EB-1A petition on August 11, 2026.
This case demonstrates that an EB-1A petition is not simply a matter of counting publications, citations, awards, or satisfied criteria. The critical task is to establish what those accomplishments mean within the broader field.
Through extensive research, objective comparisons, independent expert analysis, and third-party evidence, a petition must demonstrate both the significance of the applicant’s achievements and the prospective benefits of the applicant’s continued work in the United States.
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4. Frequently Asked Questions About EB-1A for Physicians and Medical Researchers
(1)Are physicians and medical researchers eligible to apply for EB-1A?
Physicians and medical researchers may qualify for EB-1A if their achievements demonstrate sustained national or international acclaim and establish and show that they have risen to the top of their field. Eligibility depends on the quality, significance, and overall strength of the evidence rather than the applicant’s professional title alone.
(2)How many publications and citations are required for an EB-1A petition?
USCIS does not require a specific number of publications or citations. These records must be evaluated in the context of the applicant’s field, career stage, publication history, and performance relative to other researchers.
(3)Does meeting three EB-1A criteria guarantee approval?
No. Meeting at least three regulatory criteria is only the first stage of the EB-1A analysis. USCIS must also conduct a Final Merits Determination to evaluate whether the evidence, considered as a whole, demonstrates sustained acclaim and top-tier standing in the field.
(4) Can a physician qualify for EB-1A without a large number of publications?
Possibly. Depending on the physician’s background, relevant evidence may include original clinical or technical contributions, professional awards, peer-review activities, critical roles, media coverage, selective professional memberships, patents, or other accomplishments demonstrating significant professional influence.
(5)Can patents support an EB-1A petition?
Patents may support an EB-1A petition, but the existence of a patent alone may not establish extraordinary ability. The evidence should explain the patent’s originality, professional significance, adoption, commercialization, clinical relevance, or broader impact within the field.
(6)How does USCIS evaluate citations?
Citation totals may help demonstrate the recognition and influence of an applicant’s research, but the number alone may not be sufficient. Relevant evidence may include comparative citation data, the performance of individual publications, the backgrounds of citing researchers, and how other professionals have used or discussed the applicant’s work.
(7)How important are expert recommendation letters?
Expert letters can provide valuable context by explaining the nature, significance, and influence of an applicant’s contributions. Strong letters should be specific, fact-based, and supported by objective evidence rather than simply repeating the applicant’s résumé or offering general praise.
(8)Does an EB-1A petition require a U.S. employer or job offer?
EB-1A applicants may self-petition and generally do not need a permanent U.S. job offer or labor certification. However, the applicant must show an intention to continue working in the area of extraordinary ability and explain how that work will prospectively benefit the United States.
(9)Should a physician or researcher apply for EB-1A or NIW?
The appropriate category depends on the applicant’s achievements, evidence, proposed work, immigration objectives, and timing considerations. EB-1A focuses primarily on sustained acclaim and top-tier standing, while NIW involves a different legal framework centered on the applicant’s proposed endeavor and its importance to the United States.
(10)Does Premium Processing increase the risk of an RFE or denial?
Premium Processing changes the timeframe in which USCIS takes adjudicative action; it does not lower the legal standard or guarantee approval. USCIS may still approve the petition, issue an RFE, or take another adjudicative action based on the evidence submitted.