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

Sherwin S. Foster, MD

Individual provider Nephrology Physician · NPI 1720074990

Sherwin S. Foster, MD is a Nephrology in Hayden, Idaho. Qualified in 1994, 32 years ago. Practices with North Idaho Nephrology Associates Inc, a 2-clinician group and accepts Medicare assignment. Licensed in Idaho and Washington.

Years since qualifying
32
Licensed in
ID, WA
In the registry since
2005
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

1986 W Hayden Ave
Hayden, ID 83835-7412
Phone: (208) 762-7760
Fax: (208) 762-7740
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence M-10094 (ID)
Nephrology Physician Taxonomy 207RN0300X · Licence MD00049028 (WA)

Record details

NPI number1720074990
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 23, 2005
Last updated in NPPESJune 16, 2021
Certification dateJune 16, 2021
Mailing address1986 W Hayden Ave, Hayden, ID 83835-7412

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice North Idaho Nephrology Associates Inc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Hayden