Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William John Nicholas, MD

Individual provider Interventional Cardiology Physician · NPI 1356387484

William John Nicholas, MD is a Cardiovascular Disease (Cardiology) in Joplin, Missouri. Qualified in 1981, 45 years ago. Practices with Freeman-Oak Hill Health System, a 385-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
45
Licensed in
MO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3333 McIntosh Cir Ste 4
Joplin, MO 64804-3681
Phone: (417) 347-5000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 110180 (MO)

Record details

NPI number1356387484
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 20, 2006
Last updated in NPPESAugust 7, 2026
Certification dateAugust 7, 2026
Mailing addressPo Box 3810, Joplin, MO 64803-3810

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1981 (45 years in practice)
Group practice Freeman-Oak Hill Health System — 385 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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