Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nathan D Lambert, MD

Cardiovascular Disease Physician in Fishers, IN · enumerated 2006.

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

National Provider Identifier

1356361018

Verified

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Registry record

Entity type Individual (Type 1)

Name Nathan D Lambert

Credential MD

Sex Male

Practice address 13100 E 136th St, Ste 3000, Fishers, IN, 46037

Phone (317) 678-3900

Enumeration date Jul 19, 2006

Last updated in NPPES Oct 1, 2024

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 01069150A (IN) Secondary

207RI0011X Interventional Cardiology Physician Allopathic & Osteopathic Physicians · License 01069150A (IN) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 01069150A (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
264430077	Other	IN	MEDICARE PTAN
000000722800	Other	IN	ANTHEM PTAN
000000816164	Other	IN	ANTHEM PTAN
201028300	Medicaid	IN	-
000000747788	Other	IN	ANTHEM PTAN
M400061237	Other	IN	MEDICARE PTAN

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.

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Frequently asked questions

What is the NPI number for Nathan Lambert?

The National Provider Identifier (NPI) for Nathan Lambert is 1356361018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nathan Lambert practice?

The practice location on file with NPPES is in Fishers, IN. 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 2024-10-01.