Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christopher G Krupp, MD

Emergency Medical Services (Emergency Medicine) Physician in Nashua, NH · enumerated 2006.

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

National Provider Identifier

1689633018

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Registry record

Entity type Individual (Type 1)

Name Christopher G Krupp

Credential MD

Sex Male

Practice address 172 Kinsley St, Nashua, NH, 03060

Phone (603) 595-3061

Fax (603) 889-3774

Enumeration date Mar 23, 2006

Last updated in NPPES Feb 21, 2008

Taxonomy & licenses

207PE0004X Emergency Medical Services (Emergency Medicine) Physician Allopathic & Osteopathic Physicians · License 8394 (NH) 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
930070460	Other	NH	RAILROAD MEDICARE
0108705Y0NH02	Other	NH	ANTHEM
3136426	Medicaid	MA	-
40005219	Medicaid	NH	-

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 Christopher Krupp?

The National Provider Identifier (NPI) for Christopher Krupp is 1689633018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Krupp practice?

The practice location on file with NPPES is in Nashua, NH. 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 2008-02-21.