Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Menaka Ashwini Nageswaran Mentch, MD

Anesthesiology Physician in Mission Viejo, CA · enumerated 2014.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1558771204

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Registry record

Entity type Individual (Type 1)

Name Menaka Ashwini Nageswaran Mentch

Credential MD

Sex Female

Practice address 27700 Medical Center Rd, Mission Viejo, CA, 92691

Phone (949) 364-1400

Enumeration date May 4, 2014

Last updated in NPPES Jun 11, 2020

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License A160880 (CA) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Menaka Mentch?

The National Provider Identifier (NPI) for Menaka Mentch is 1558771204, a Type 1 (individual) record in the CMS NPPES registry.

Where does Menaka Mentch practice?

The practice location on file with NPPES is in Mission Viejo, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-06-11.