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

Dr. Benedict Stefan Landgren Mills, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1497121099

Dr. Benedict Stefan Landgren Mills, MD is an Obstetrics/Gynecology in Fort Defiance, Arizona. Graduated from Warren Alpert Medical School of Brown University in 2014, 12 years ago. Practices with The Fort Defiance Indian Hospital Board, Incorporation, a 146-clinician group and accepts Medicare assignment. Licensed in New Mexico.

Years since qualifying
12
Trained at
Warren Alpert Medical School of Brown University
Licensed in
NM
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

Corner Of Route N12 And N7
Fort Defiance, AZ 86504-0649
Phone: (928) 729-8000
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence MD2024-1151 (NM)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1497121099
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 18, 2015
Last updated in NPPESMay 18, 2026
Certification dateMay 18, 2026

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolWARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated 2014 (12 years in practice)
Group practice The Fort Defiance Indian Hospital Board, Incorporation — 146 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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