Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Chad M Trambaugh, MD

Internal Medicine Physician in Indianapolis, IN · enumerated 2007.

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

National Provider Identifier

1396926366

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Registry record

Entity type Individual (Type 1)

Name Dr. Chad M Trambaugh

Credential MD

Sex Male

Practice address 1800 N. Capitol Avenue, Noyes Pavilion E-140, Indianapolis, IN, 46202

Phone (317) 962-2894

Fax (317) 963-5285

Enumeration date Nov 19, 2007

Last updated in NPPES Mar 14, 2025

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 11013259A (IN) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 01064787A (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
200948980	Medicaid	IN	-
P00886813	Other	IN	RAILROAD MEDICARE

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 Chad Trambaugh?

The National Provider Identifier (NPI) for Chad Trambaugh is 1396926366, a Type 1 (individual) record in the CMS NPPES registry.

Where does Chad Trambaugh practice?

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

Other providers at this practice address

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Elizabeth Eaton Medical Physician Assistant · Indianapolis, IN NPI 1740229012 Patience Onuoha Internal Medicine Physician · Indianapolis, IN NPI 1649335092 Aaron Leary Internal Medicine Physician · Indianapolis, IN NPI 1477710903 Nicholas Newsom Internal Medicine Physician · Indianapolis, IN NPI 1811158736 Therese Cordell Critical Care Medicine Nurse Practitioner · Indianapolis, IN NPI 1831346485

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-14.