Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mary Wong Lieh-Lai, MD
Pediatrics Physician in Detroit, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881631588
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Registry record
Entity type Individual (Type 1)
Name Mary Wong Lieh-Lai
Credential MD
Sex Female
Practice address Childrens Hospital Mi Critical Care Med, 3901 Beaubien 4th Floor - Carl&Apos;S Building, Detroit, MI, 48201
Phone (313) 745-5629
Enumeration date Jun 1, 2006
Last updated in NPPES May 14, 2009
Taxonomy & licenses
208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License 4301043478 (MI) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Mary Lieh-Lai?
The National Provider Identifier (NPI) for Mary Lieh-Lai is 1881631588, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Lieh-Lai practice?
The practice location on file with NPPES is in Detroit, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-05-14.