William Hasler, MD

Gastroenterology

20+ years in practiceNPI: 1346322872Licensed in MILicensed in AZ

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Credentials & Recognition

Specialties

Gastroenterology

NPI sub-specialties

Internal Medicine207R00000X

Internal Medicine, Gastroenterology207RG0100X

Internal Medicine, Gastroenterology207RG0100X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

Frequently Asked Questions about Dr. William Hasler, MD

Where does Dr. William Hasler, MD practice?+
Dr. William Hasler, MD practices in Michigan, MI. 1500 E MEDICAL CENTER DR ANN ARBOR, MI 481095000.
What is Dr. William Hasler, MD's phone number?+
Dr. William Hasler, MD's practice phone is 734-936-4000. Office contact information is verified on the PBCMMG profile.
What does Dr. William Hasler, MD specialize in?+
Dr. William Hasler, MD's primary specialty is Gastroenterology.
Is Dr. William Hasler, MD board certified?+
Board certification status for Dr. William Hasler, MD 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. William Hasler, MD been practicing?+
Dr. William Hasler, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. William Hasler, MD's NPI number?+
Dr. William Hasler, MD's National Provider Identifier (NPI) is 1346322872, 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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