Kathryn Willis Callahan, MS, RDN, LD
Registered Dietitian · Boise, ID
Kathryn Willis Callahan, MS, RDN, LD is a registered dietitian with a practice address in Boise, Idaho, and NPI 1356992937, issued on Sep 24, 2019. Check the license (Idaho D-1152, as entered in NPPES) with the Idaho board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Kathryn Willis Callahan
- Credential
- MS, RDN, LD
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- D-1152 ID
Self-reported in NPPES; status is on the state search - Practice location
- 3350 W Americana Ter, Boise, ID 83706
- Phone
- (208) 629-2441
- Enumerated
- Sep 24, 2019
- Record last updated
- May 13, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (208) 342-0667
- Entity
- Type 1 · individual
Also registered at 3350 W Americana Ter
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathryn Willis Callahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Idaho board licenses this profession
Search for license D-1152Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
131 registered dietitian records list a practice address in Boise
They are 131 of the 9,467 NPPES records with a practice address in Boise, and 475 registered dietitian records in Idaho. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 131 in Boise → All 475 in Idaho → Every provider in Boise →
Other registered dietitian records in Idaho
- Katie Adrian, RDCoeur D Alene, ID1053741371
- Sanjuanita AguilarPayette, ID1881930378
- Carrie Albers, R.D.Boise, ID1689987422
- Trisha Alderson, MPH, RD, CDEBoise, ID1144552936
- Katherine Alper, MS, RDN, LDTwin Falls, ID1487309605
- Cynthia Alvarez, RD, LDNampa, ID1235904814
- Jacqueline Amende Lewis, RDMeridian, ID1881488104
- Amanda Ament, RDNCoeur D Alene, ID1043837685
- Brooke AmesMeridian, ID1457063315
- Sharon Anderson, RDCoeur D Alene, ID1871810507
Common questions
What is Kathryn Willis Callahan, MS, RDN, LD's NPI number?
Kathryn Willis Callahan, MS, RDN, LD's National Provider Identifier (NPI) is 1356992937, issued on Sep 24, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Willis Callahan, MS, RDN, LD located?
The NPPES record lists a practice address at 3350 W Americana Ter, Boise, ID, 83706. Phone: (208) 629-2441. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Willis Callahan, MS, RDN, LD's license?
NPPES lists Idaho license number D-1152, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.