HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / MI

NATALIE SIWULA

PHYSICIAN ASSISTANT

Graduated: 2025

NPI: 1487470456

Practice Locations (4)

IHA HEALTH SERVICES CORPORATION

2305 GENOA BUS PARK DR

BRIGHTON, MI 481147005

IHA HEALTH SERVICES CORPORATION

1471 E BELTLINE AVE NE, SUITE 202

GRAND RAPIDS, MI 495254548

6164107701

IHA HEALTH SERVICES CORPORATION

1670 E SHERMAN BLVD, SUITE 100

MUSKEGON, MI 494441863

2316723600

IHA HEALTH SERVICES CORPORATION

2006 HOLTON RD, SUITE 500

MUSKEGON, MI 494451505

2313701280

Source: CMS National Downloadable File, September 2026.