NPI age
19 years
Enumerated 2007-03-15
● Active
Type 1 · Individual
DR. Mary A Janowiak, MD
Janowiak is 1 of 65 obstetrics & gynecology providers in Boise and 1 of 228 in Idaho.
Primary specialty
Obstetrics & Gynecology
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-10-11
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 228 active obstetrics & gynecology providers in Idaho.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
27% of peers hold multiple states
Subspecialties
0
42% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-03Enumerated in NPPES
2007
2026
Where they practice
Practice location
1072 N Liberty St, Suite 100
Boise, ID 837048708
Mailing address
190 E Bannock St
Boise, ID 837126241
Additional practice locations
1 secondary location on file with NPPES.
Location 2
190 E Bannock St
Boise, ID 837126241
Specialties
-
Obstetrics & Gynecology PrimaryAn obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other...
Practice context
Part of a multi-provider practice. 31 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 228 Obstetrics & Gynecology providers in Idaho?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.