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

John Clark M Alves II, MD

Individual provider Internal Medicine Physician · NPI 1770003220

John Clark M Alves II, MD is an Internal Medicine in Guntersville, Alabama. Graduated from University of Alabama School of Medicine in 2017, 9 years ago. Practices with Marshall Medical Center North, a 20-clinician group and accepts Medicare assignment. Licensed in Alabama.

Years since qualifying
9
Trained at
University of Alabama School of Medicine
Licensed in
AL
In the registry since
2017
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

8000 Al Highway 69
Guntersville, AL 35976-7140
Phone: (256) 571-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD37591 (AL)

Record details

NPI number1770003220
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 26, 2017
Last updated in NPPESMarch 29, 2021
Certification dateMarch 29, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Marshall Medical Center North — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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