Larry Johnston, DO

Addiction Medicine · Internal Medicine · Gastroenterology

11+ years in practiceNPI: 1386036333Licensed in IALicensed in OK

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Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineGastroenterology

NPI sub-specialties

Internal Medicine, Gastroenterology207RG0100X

Internal Medicine207R00000X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

11+ years

Estimated from NPI enumeration date

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Frequently Asked Questions about Dr. Larry Johnston, DO

Where does Dr. Larry Johnston, DO practice?+
Dr. Larry Johnston, DO practices in Iowa, IA. 1215 DUFF AVE AMES, IA 500105469.
What is Dr. Larry Johnston, DO's phone number?+
Dr. Larry Johnston, DO's practice phone is 515-239-4450. Office contact information is verified on the PBCMMG profile.
What does Dr. Larry Johnston, DO specialize in?+
Dr. Larry Johnston, DO's primary specialty is Addiction Medicine, with additional focus on Internal Medicine, Gastroenterology.
Is Dr. Larry Johnston, DO board certified?+
Board certification status for Dr. Larry Johnston, DO has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Larry Johnston, DO been practicing?+
Dr. Larry Johnston, DO has been in active practice for 11+ years, based on NPI enumeration and state licensing records.
What is Dr. Larry Johnston, DO's NPI number?+
Dr. Larry Johnston, DO's National Provider Identifier (NPI) is 1386036333, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

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