Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Christiaan Nikolaje Mamczak, DO

Orthopaedic Trauma Physician in Pensacola, FL · enumerated 2007 · practices at Baptist Medical Group LLC.

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

National Provider Identifier

1912112384

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Registry record

Entity type Individual (Type 1)

Name Dr. Christiaan Nikolaje Mamczak

Credential DO

Sex Male

Practice address 125 Baptist Way Ste 4a, Pensacola, FL, 32503

Phone (448) 227-6480

Enumeration date May 11, 2007

Last updated in NPPES Feb 18, 2026

Taxonomy & licenses

207XX0801X Orthopaedic Trauma Physician Allopathic & Osteopathic Physicians · License OS18452 (FL) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
O5607	Other	FL	MEDICARE
113496800	Medicaid	FL	-

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 Christiaan Mamczak?

The National Provider Identifier (NPI) for Christiaan Mamczak is 1912112384, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christiaan Mamczak practice?

The practice location on file with NPPES is in Pensacola, FL. 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 2026-02-18.