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

Mr. Alexander Ryan Walker, MD

Individual provider Internal Medicine Physician · NPI 1386209831

Mr. Alexander Ryan Walker, MD is an Internal Medicine in Syracuse, New York. Qualified in 2019, 7 years ago. Licensed in Massachusetts.

Years since qualifying
7
Licensed in
MA
In the registry since
2019
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

750 E Adams St Dept OF
Syracuse, NY 13210-2306
Phone: (315) 464-3835
Fax: (315) 464-3882
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X
Internal Medicine Physician Taxonomy 207R00000X · Licence 281209 (MA)

Record details

NPI number1386209831
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 9, 2019
Last updated in NPPESMay 11, 2023
Certification dateMay 11, 2023
Mailing address750 E Adams St Dept Of, Syracuse, NY 13210-1834

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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