Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mark Singh
Physical Therapist in Tustin, CA · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1447970801
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Registry record
Entity type Individual (Type 1)
Name Mark Singh
Sex Male
Practice address 15000 Kensington Park Dr Ste 110, Tustin, CA, 92782
Phone (657) 859-6458
Enumeration date Aug 29, 2022
Last updated in NPPES Aug 29, 2022
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers Primary
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
Where does Mark Singh practice?
The practice location on file with NPPES is in Tustin, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Singh?
The National Provider Identifier (NPI) for Mark Singh is 1447970801, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Karis Wong Physical Therapist · Tustin, CA NPI 1669028718 Danielle Simons Physical Therapist · Tustin, CA NPI 1205412442 Alysha Terrell Physical Therapist · Tustin, CA NPI 1861112765 Raymond Poon Orthopedic Physical Therapist · Tustin, CA NPI 1790558849 Jacob Nelson Physical Therapy Assistant · Tustin, CA NPI 1437908753
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-08-29.