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

Mary Joy L Sia Su, MD

Individual provider Internal Medicine Physician · NPI 1356374136

Mary Joy L Sia Su, MD is an Internal Medicine in St Cloud, Minnesota. Qualified in 1995, 31 years ago. Practices with Centracare Health System-Nr LLC, a 60-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Minnesota.

Years since qualifying
31
Licensed in
MN
In the registry since
2006
Specialties on file
2
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

1200 Sixth Ave N
St Cloud, MN 56303-2735
Phone: (320) 251-2700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 44485 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 44485 (MN)

Record details

NPI number1356374136
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESMarch 11, 2021
Certification dateMarch 11, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice Centracare Health System-Nr Llc — 60 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations11 on file with Medicare

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