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DR. WILLIAM M BITSAS MD
NPI 1295744183
Family Medicine in Poplar Grove, IL

Active since August 07, 2006
406 MAPLE LEAF LN, POPLAR GROVE, IL 61065(541) 720-2746 Get Directions Write a Review

NPPES record last updated: January 8, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 8, 2026, Feb 9, 2019 (2 updates tracked since 2019).

About Dr. William M Bitsas Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM M BITSAS MD (NPI 1295744183) is an individual family medicine provider in Poplar Grove, Illinois, licensed in Illinois (036-116859) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1295744183
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM M BITSASCredential: MD
Location Address406 MAPLE LEAF LNPoplar Grove, IL 61065
Mailing Address406 Maple Leaf LnPoplar Grove, IL 61065-8567 · (541) 720-2746 · Fax (541) 229-1199
Phone(541) 720-2746
Sole ProprietorYes
Enumeration DateAugust 7, 2006
Last NPPES UpdateJanuary 8, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 8, 2026
✔ NPI 1295744183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in IL · 036-116859
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
406 MAPLE LEAF LN, Poplar Grove, IL 61065
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Other Identifiers 1

Medicaid036116859IL

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Bitsas's NPI number?

The NPI number for William Bitsas is 1295744183. It was assigned to this individual provider in the NPPES registry on August 7, 2006.

Where is William Bitsas located?

William Bitsas practices at 406 Maple Leaf Ln, Poplar Grove, IL 61065. The listed phone number is (541) 720-2746.

What is William Bitsas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for William Bitsas was last updated on January 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.