Home > Specialists > Infectious Diseases > Dr. Richeng Mao (毛日成)
Specialty & Clinical Focus:
Infectious disease specialist at Huashan Hospital, Fudan University, in Shanghai, focusing on viral hepatitis, complex acute and chronic liver disease, liver failure, cirrhosis, fever of unknown origin, central nervous system, respiratory and urinary infections, hemophagocytic syndrome, and antibiotic management.
Professional Title & Qualifications:
-
Associate Chief Physician
Hospital & Department：
Shanghai Huashan Hospital Affiliated to Fudan University – Department of Infectious Diseases
(address: No. 12 Middle Wulumuqi Road, Jing'an District, Shanghai, 200040)
Dr. Richeng Mao (毛日成) - Infectious Disease Specialist
Personal Biography
Dr. Richeng Mao is an Associate Chief Physician in the Department of Infectious Diseases at Huashan Hospital, Fudan University, in Shanghai. He holds a medical doctorate and completed postdoctoral training in the United States. His clinical work focuses on difficult and complex infectious diseases, viral hepatitis and other acute or chronic liver diseases, liver failure, cirrhosis, fever of unknown origin, systemic infections, hemophagocytic syndrome, and antibiotic management. Dr. Mao has led projects supported by the National Natural Science Foundation of China, the Ministry of Education’s Doctoral Program Fund, and a “13th Five-Year” Major Project. He has published 27 SCI papers as first or corresponding author, including work in Nature Communications. His professional recognition includes the Shanghai Pujiang Talent Program, the Shanghai “May Fourth” Youth Medal, and an award from the Asian Pacific Association for the Study of the Liver.
Why Choose Dr. Richeng Mao for Your Care?
Dr. Richeng Mao combines clinical experience in complex infectious diseases and advanced liver conditions with a medical doctorate, U.S. postdoctoral training, and active research at Huashan Hospital, Fudan University. His focus on viral hepatitis, cirrhosis, liver failure, fever of unknown origin, and difficult systemic infections is especially relevant when a case requires careful review of prior investigations, laboratory results, imaging, treatment history, and a focused question list. For international patients considering care in Shanghai, a remote specialist review with Dr. Mao can provide a clearer clinical perspective on the case, possible next-step options, and whether further hospital-based evaluation in China should be considered.
Pre-Travel Case Review & Specialist Liaison
Before travelling to China, international patients can request MedBridgeNZ coordination for a remote specialist review with Dr. Richeng Mao. We organize medical records, coordinate translation, arrange secure client-authorized document transfer, and manage appointment communication with Huashan Hospital or the relevant specialist office.
Once the review request is accepted and arranged, Dr. Mao reviews the submitted records, provides his clinical opinion and recommendations, and answers the patient’s prepared questions. MedBridgeNZ coordinates delivery of the specialist feedback and, when an in-person hospital pathway is recommended, assists with the next administrative and travel arrangements.
Disclaimer: MedBridgeNZ is a medical concierge provider serving a global client base. We assist with logistical coordination and facilitate access to healthcare professionals. MedBridgeNZ does not provide medical advice, diagnoses, or treatments.Any clinical feedback, treatment planning or suitability discussion remains with the relevant hospital or licensed specialist.
Secure a Remote Case Review with
Dr. Richeng Mao
Areas of Expertise
Hepatitis B, Hepatitis C, and other viral hepatitides
Various acute and chronic liver diseases, such as autoimmune hepatitis
Abnormal liver function of unknown origin
Liver failure
Various types of cirrhosis
Fever of unknown origin
Infections of the central nervous system, respiratory system, and urinary system
Infections such as pleural and abdominal effusion
Diagnosis of hemophagocytic syndrome and application of antibiotics
Verified Client Satisfaction Metrics
⭐⭐⭐⭐⭐ 5.0/5.0 Overall Rating
* Treatment Pathway Satisfaction:
5.0/5.0
* Communication & Professionalism:
5.0/5.0
* High demand: Chosen online for specialist liaison and case reviews by over:
6,400 clients
(Source: These third-party platform indicators are provided for general reference only. They may change over time and should not be interpreted as a guarantee of diagnosis, treatment suitability, appointment availability, or individual clinical outcome.)
Work Experience
July 2011 - Present: Associate Chief Physician, Department of Infectious Diseases, Huashan Hospital, Fudan University.
Education & Training
Medical doctorate
Postdoctoral training in the United States
Awards & Honors
“Huaxiu” Award, Huashan Hospital Excellent Talent Program
“Huajing” Award, Huashan Hospital Excellent Talent Program
Shanghai Municipal Excellent Young Doctor Training Program
Shanghai Pujiang Talent Program
First “Youth Elite” of the Shanghai Medical Association
Shanghai “May Fourth” Youth Medal
Award from the Asian Pacific Association for the Study of the Liver
“Star of Outpatient Service,” Huashan Hospital
Recognized as one of the “Top Ten Doctors” at Huashan Hospital
Academic & Professional Memberships
Member and Secretary, Infectious Diseases Branch of the Shanghai Medical Association
Research & Publications
Led 2 projects funded by the National Natural Science Foundation of China.
Led 1 project funded by the Ministry of Education’s Doctoral Program Fund.
Led 1 sub-project of the “13th Five-Year” Major Project.
Published 27 SCI papers as the first or corresponding author in journals such as Nature Communications.
Selected Peer-Reviewed Publications
Mao R et al. RNA Helicase DDX17 Inhibits Hepatitis B Virus Replication by Blocking Viral Pregenomic RNA Encapsidation. J Virol. 2021;95(19):e0044421. PMID: 34287051
Li F et al. PegIFN alpha-2a reduces relapse in HBeAg-negative patients after nucleo(s)tide analogue cessation: A randomized-controlled trial. J Hepatol. 2025;82(2):211–221. PMID: 39094743
Ai J et al. A case of fatal amoebic encephalitis caused by Balamuthia mandrillaris, China. Infect Genet Evol. 2022;97:105190. PMID: 34954104
*The doctor’s information is sourced from the hospital’s official website or provided directly by the doctor. Due to update cycles, there may be occasional delays in reflecting the most recent changes.
Frequently Asked Questions (FAQs)
Is Dr. Mao’s expertise relevant to my infectious disease or liver condition?
Dr. Mao’s clinical focus includes difficult and complex infectious diseases, hepatitis B and C, autoimmune hepatitis, unexplained abnormal liver function, liver failure, cirrhosis, fever of unknown origin, infections involving the central nervous, respiratory and urinary systems, pleural or abdominal effusion, hemophagocytic syndrome, and antibiotic management. MedBridgeNZ can coordinate submission of your records and questions for a remote specialist review. Once the request is accepted and arranged, Dr. Mao reviews the material and provides his clinical opinion, recommendations, and answers to the submitted questions.
How can I request a remote specialist review with Dr. Mao from outside China?
Contact MedBridgeNZ with a summary of your condition, available medical records, and the questions you would like Dr. Mao to address. With your authorization, MedBridgeNZ coordinates record preparation, medical translation, secure document transfer, and appointment communication with the relevant hospital or specialist office. After the review is arranged, Dr. Mao examines the submitted information and provides his independent clinical opinion and recommendations. MedBridgeNZ then coordinates delivery of the specialist feedback and any follow-up administrative communication.
What support is available if Dr. Mao recommends an in-person hospital evaluation in Shanghai?
If Dr. Mao recommends an in-person evaluation, MedBridgeNZ can coordinate the next administrative and travel steps based on the hospital’s confirmed arrangements. Support can include hospital appointment requests, medical invitation or visa-document coordination, travel planning, translation coordination, and non-clinical bilingual assistance during hospital visits. The service scope and timing are confirmed after the specialist feedback is received, helping you prepare a clear, organized pathway for medical travel to Shanghai.
Flexible Ways to Connect with the Specialist
We understand that every client’s situation is unique. Beyond the Remote Written Review, we offer a range of flexible ways to access specialist insights:
-
Remote Video Liaison: For a more personal interaction, we can arrange a live video session, allowing you to discuss your case directly with the specialist with the help of our professional medical translators.
-
On-Site Proxy Liaison: If you cannot travel, our dedicated bilingual team can visit the hospital in person on your behalf. We will present your translated medical records to the specialist, facilitate your inquiries, and provide you with a comprehensive translated report of the doctor’s findings.
-
In-Person Appointment Booking: If you are planning to travel to China for treatment, we manage the complex hospital registration and appointment process, ensuring you have confirmed access to your chosen specialist upon arrival.
How MedBridgeNZ Helps You:
MedBridgeNZ is a medical concierge and logistics coordination provider for international patients exploring specialist-care pathways in China. We coordinate remote specialist-review requests, medical-record preparation, translation and client-authorized document transfer, hospital appointment requests, medical invitation or visa-document support, travel planning, and non-clinical bilingual administrative assistance. MedBridgeNZ does not provide medical advice, diagnosis, or treatment. Fees paid to MedBridgeNZ cover the coordination services stated in the applicable service agreement; third-party medical and travel costs remain separate unless expressly confirmed in writing.