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

Alexander Armanthus Foster, MD

Individual provider Ophthalmology Physician · NPI 1992233662

Alexander Armanthus Foster, MD is an Ophthalmology in Green Bay, Wisconsin. Graduated from University of Washington School of Medicine in 2017, 9 years ago. Practices with Baycare Clinic LLP, a 196-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and Wisconsin.

Years since qualifying
9
Trained at
University of Washington School of Medicine
Licensed in
AZ, WI
In the registry since
2017
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

2253 W Mason St
Green Bay, WI 54303-4706
Phone: (920) 327-7000
Fax: (920) 327-7005
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5301 E Grant Rd, Tucson, AZ 85712-2805 — (907) 310-0982

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 74751 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence R76147 (AZ)

Record details

NPI number1992233662
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 25, 2017
Last updated in NPPESApril 21, 2026
Certification dateApril 21, 2026

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Baycare Clinic Llp — 196 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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