Dr. Mark Wayne Williams Sr., MD, PHD
Dr. Mark Wayne Williams Sr., MD, PHD is a General Surgery in Muscatine, Iowa. Graduated from University of North Carolina at Chapel Hill School of Medicine in 2000, 26 years ago. Practices with Unity Healthcare, a 65-clinician group and accepts Medicare assignment. Licensed in Iowa and South Carolina.
- Years since qualifying
- 26
- Trained at
- University of North Carolina at Chapel Hill School of Medicine
- Licensed in
- IA, SC
- In the registry since
- 2006
- Specialties on file
- 2
What do these letters mean?
Practice location Address checks out
1518 Mulberry Ave Ste 102Muscatine, IA 52761-3433
Phone: (563) 264-4112
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Surgery Physician (primary) | Taxonomy 208600000X · Licence 49587 (IA) |
|---|---|
| Surgery Physician | Taxonomy 208600000X · Licence TL25609 (SC) |
Record details
| NPI number | 1417986001 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD , PHD |
| Sole proprietor | Yes |
| NPI enumerated | July 3, 2006 |
| Last updated in NPPES | November 14, 2025 |
| Certification date | November 14, 2025 |
Medicare enrollment
| Medicare specialty | GENERAL SURGERY |
|---|---|
| Medical school | UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE |
| Graduated | 2000 (26 years in practice) |
| Group practice | Unity Healthcare — 65 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Muscatine
-
Dr. Prasad P Nadkarni, MD
1518 Mulberry Ave, Muscatine, IA 52761-3433 · (563) 262-4112