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Dr Ngam Pei Ing

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  • Consultant, Division of Neuroimaging, Department of Diagnostic Imaging, National University Hospital
  • Consultant, Division of Nuclear Medicine, Department of Diagnostic Imaging, National University Hospital


MBBS (Malaysia), MMed (Diagnostic Radiology, Singapore), FRCR (United Kingdom) FAMS (Singapore)


Diagnostic Radiology

Clinical Disciplines/Programmes:

Diagnostic Imaging/Radiology, Nuclear Medicine

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Dr Ngam is a Consultant in Department Diagnostic Imaging, National University Hospital.

She graduated from University of Malaya, Malaysia in 2011. Thereafter she was trained in Diagnostic Radiology at the Department of Diagnostic Imaging, National University Hospital, Singapore. She obtained her specialist qualification in Radiology in 2017 and completed her residency training in Diagnostic Radiology in 2019. She then took the challenge for dual accreditation in Nuclear Medicine in 2019 and completed the training in 2021.

She has special interest in neurodegeneration imaging and initiated the new Amyloid brain PET imaging in NUH in October 2023. She works closely with the Dementia specialists in both clinical and research fields. She is also involved in setting up the workflow for the recently approved anti-Amyloid therapy for Alzheimer's disease.

In addition, she is interested in oncologic theranostics and works closely with the haematologists and oncologists for holistic patients' care. She is actively involved in nuclear medicine therapies such as Iodine-131 therapy, Lutethium-177 PSMA therapy and Radium-223 therapy. She also helps in various in-house and international trials/research.

She is involved in undergraduate education and helps with the National University of Singapore (NUS) system blocks planning.


  • 2023 - Merit Award for poster presentation, American Roentgen Ray Society Annual Meeting
  • 2021 - SingHealth RiSE Quality Improvement Award
  • 2021 - SingHealth RiSE Outstanding Resident Award
  • 2021 - Chief Resident (Department of Nuclear Medicine & Molecular Imaging); Singapore Chief Resident Programme (SCRP)
  • 2020/2021 - SingHealth Residents’ Committee (Research and Innovation Subcommittee)
  • 2020 - Associate in Education, College of Clinical Medicine (SingHealth Academy)

Journals & Publications

  1. Ng HZA, Cheng LTJ, Ngam PI, Sinha AK, Loi HY. Lymphoma Masquerading as Lung Cancer. Clin Nucl Med. 2023 Jun 1;48(6):520-521.
  2. Ngam PI, Tan E, Lim G, Yan SX. Improving Yittrium-90 PET scan image quality through optimized reconstruction algorithms. J Nucl Med Technol. 2022 Nov 9:jnmt.122.264439. 
  3. Yang CT, 9. Ngam PI, Phua VJX, Yu SWK, Apoorva G, Ng DCE, Huang HL. Radiochemical Feasibility of Mixing of 99mTc-MAA and 90Y-Microspheres with Omnipaque Contrast. Molecules. 2022 Nov 7;27(21):7646.
  4. Huang HL, Ngam PI, Tan KM, Ng DCE, Lim ST, Chan JY. The exact Deaville score, NABS score and high SUVmax predicts outcome in extranodal natural killer/T-cell lymphoma. Annals of Nuclear Medicine. 2021; 35(5):557-568.
  5. Ngam PI, Ong CC, Tay EL, Hon JK, Liang C, Teo LL. Correlation of Aortic Valve Calcification Volume Using Cardiac-Gated Contrast-Enhanced CT with Aortic Stenosis Severity Using Echocardiographic Indices. Cardiovasc Imaging Asia. 2021 Jul;5(3):72-78. 11. 
  6. Ngam PI, Goh CX, Ng DC, Tan CJ, Osmany S, Tan AE, Kannivelu A, Cheng LT, Khor LK, Tong AK, Loke KS, Wong WY. COVID-19: Preparedness in Nuclear Medicine Dpeartments in Singapore and Response to The Global Pandemic. Annals of Academy of Medicine, Singapore. 2020;49(7):496-500.
  7. Kee CK, Ngam PI, Tan AP. An Unusual Cause of Stroke-Like Symptoms in an Elderly Patient. Annals of the Academy of Medicine, Singapore. 2019;48(9):306-9.
  8. Ngam PI, Ong CC, Chai P, Wong SS, Liang CR, Teo LLS. Computed tomography coronary angiography - past, present and future. Singapore medical journal. 2020;61(3):109-15.
  9. Ngam PI, Hallinan JT, Sia DSY. Sequelae of bilateral luxatio erecta in the acute post-reduction period demonstrated by MRI: a case report and literature review. Skeletal radiology. 2019;48(3):467-73.
  10. Ngam PI, Hussain SS, Tan AP. Congenital pial AVF along the falx cerebri with complete agenesis of the corpus callosum and bilateral parasagittal pachygyria-polymicrogyria secondary to chronic ischemia. Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery. 2019;35(3):569-74.

Professional Memberships

  • American Roentgen Ray Society
  • Radiological Society of North America
  • Fellow Royal College of Radiologists, United Kingdom
  • Society of Nuclear Medicine and Molecular Imaging, United States
  • Singapore Radiological Society
  • Nuclear Medicine Society, Singapore

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