Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Robert Andrew Chambers, M.D.

Psychiatry Physician in Indianapolis, IN · enumerated 2006 · practices at Aspire Indiana Health Inc.

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

National Provider Identifier

1871540864

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Registry record

Entity type Individual (Type 1)

Name Robert Andrew Chambers

Credential M.D.

Sex Male

Practice address 2506 Willowbrook Pkwy Ste 300, Indianapolis, IN, 46205

Phone (317) 574-1254

Fax (317) 674-0060

Enumeration date May 27, 2006

Last updated in NPPES Mar 31, 2026

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 01058086A (IN) 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
200267130	Medicaid	IN	-

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 Robert Chambers?

The National Provider Identifier (NPI) for Robert Chambers is 1871540864, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Chambers practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-31.