Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Matthew Lewis Walker I, MD

Individual provider Psychiatry Physician · NPI 1063823896

Dr. Matthew Lewis Walker I, MD is a Psychiatry in Jackson, Mississippi. Graduated from Louisiana State University School of Medicine in Shreveport in 2014, 12 years ago. Practices with Saint Joseph's Mercy Care Services Inc, a 22-clinician group and accepts Medicare assignment. Licensed in Mississippi.

Years since qualifying
12
Trained at
Louisiana State University School of Medicine in Shreveport
Licensed in
MS
In the registry since
2014
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

2500 N State St
Jackson, MS 39216-4500
Phone: (601) 984-5601
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence T-2876 (MS)

Record details

NPI number1063823896
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2014
Last updated in NPPESJuly 21, 2015

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN SHREVEPORT
Graduated 2014 (12 years in practice)
Group practice Saint Joseph'S Mercy Care Services Inc — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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