Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mark D Livingston, BA
Peer Specialist in Las Vegas, NM · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1023674702
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Registry record
Entity type Individual (Type 1)
Name Mark D Livingston
Credential BA
Sex Male
Practice address 2301 7th St Ste A, Las Vegas, NM, 87701
Phone (505) 454-9611
Enumeration date May 17, 2019
Last updated in NPPES Jun 11, 2019
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 83774556 | Medicaid | NM | - |
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 Mark Livingston?
The National Provider Identifier (NPI) for Mark Livingston is 1023674702, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Livingston practice?
The practice location on file with NPPES is in Las Vegas, NM. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Alexandria Montoya Case Manager/Care Coordinator · Las Vegas, NM NPI 1851524045 Tanya Madrid Case Manager/Care Coordinator · Las Vegas, NM NPI 1235465402 William Martin Mental Health Counselor · Las Vegas, NM NPI 1548603392 Tiffany Abeyta Mental Health Counselor · Las Vegas, NM NPI 1124534664 Manuel Allemand Mental Health Counselor · Las Vegas, NM NPI 1912472655 Victoria Baca Case Manager/Care Coordinator · Las Vegas, NM NPI 1487298568 Diana Martinez De Lujan Clinical Social Worker · Las Vegas, NM NPI 1669061354 Selina Gutierrez Clinical Social Worker · Las Vegas, NM NPI 1639839780
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-06-11.