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

John D Maskill

Individual provider Orthopaedic Foot and Ankle Surgery Physician · NPI 1669422077

John D Maskill is an Orthopedic Surgery in Sheridan, Michigan. Graduated from Wayne State University School of Medicine in 2001, 25 years ago. Practices with Sheridan Community Hospital, a 17-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maine and Michigan.

Years since qualifying
25
Trained at
Wayne State University School of Medicine
Licensed in
ME, MI
In the registry since
2006
Specialties on file
2

Practice location Address checks out

301 N Main St
Sheridan, MI 48884-9235
Phone: (989) 291-3261
Show map & directions

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

Additional practice locations (1)

  • 1525 E Beltline Ave Ne, Grand Rapids, MI 49525-4598 — (616) 535-7735

Specialties & licences

Orthopaedic Foot and Ankle Surgery Physician (primary) Taxonomy 207XX0004X · Licence 4301078141 (MI)
Orthopaedic Foot and Ankle Surgery Physician Taxonomy 207XX0004X · Licence 017156 (ME)

Record details

NPI number1669422077
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 10, 2006
Last updated in NPPESMay 21, 2026
Certification dateMay 21, 2026
Mailing address301 N Main St, Sheridan, MI 48884-9235

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Sheridan Community Hospital — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare