Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Andrew Obritsch, MD

Family Medicine Physician in Mason City, IA · enumerated 2021.

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

National Provider Identifier

1821662594

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Registry record

Entity type Individual (Type 1)

Name Andrew Obritsch

Credential MD

Sex Male

Practice address 1010 4th St Sw Ste 340, Mason City, IA, 50401

Phone (641) 428-7766

Fax (641) 428-7788

Enumeration date May 18, 2021

Last updated in NPPES Oct 25, 2024

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 21309 (ND) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 Andrew Obritsch?

The National Provider Identifier (NPI) for Andrew Obritsch is 1821662594, a Type 1 (individual) record in the CMS NPPES registry.

Where does Andrew Obritsch practice?

The practice location on file with NPPES is in Mason City, IA. 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 2024-10-25.