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

James Philip Williams, MD

Individual provider Pediatrics Physician · NPI 1831403120

James Philip Williams, MD is a Pediatric Medicine in Nogales, Arizona. Graduated from Indiana University School of Medicine in 2007, 19 years ago. Practices with Mariposa Community Health Center Inc, a 34-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
19
Trained at
Indiana University School of Medicine
Licensed in
AZ
In the registry since
2010
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

1852 N Mastick Way
Nogales, AZ 85621-1063
Phone: (520) 375-6007
Fax: (520) 281-1112
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 43562 (AZ)

Record details

NPI number1831403120
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2010
Last updated in NPPESMay 26, 2022
Certification dateMay 26, 2022
Mailing address825 N Grand Ave Ste 100, Nogales, AZ 85621-1061

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Mariposa Community Health Center Inc — 34 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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