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Ajit Singh Ahluwalia, MD, MHA

Hospitalist Physician in Mission Viejo, CA · enumerated 2007.

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

National Provider Identifier

1548465156

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Registry record

Entity type Individual (Type 1)
Name Ajit Singh Ahluwalia
Credential MD, MHA
Sex Male
Practice address 26800 Crown Valley Pkwy Ste 315, Mission Viejo, CA, 92691
Phone (949) 364-6000
Fax (949) 364-1204
Enumeration date Jun 15, 2007
Last updated in NPPES Oct 14, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License C55707 (CA) Secondary
207RC0200X Critical Care Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License MD434121 (PA) Secondary
207RH0002X Hospice and Palliative Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License C55707 (CA) Secondary
207RH0002X Hospice and Palliative Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 0101241733 (VA) Secondary
208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License C55707 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
48423020 Other WI LICENSE
102155543 Medicaid PA -

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 Ajit Ahluwalia?
The National Provider Identifier (NPI) for Ajit Ahluwalia is 1548465156, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ajit Ahluwalia 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 2021-10-14.