Kathryn L. Ostrem, MED, RD, CDE
Registered Dietitian · Tehachapi, CA
Kathryn L. Ostrem, MED, RD, CDE is a registered dietitian with a practice address in Tehachapi, California, and NPI 1598088387, issued on Mar 8, 2010. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Kathryn L. Ostrem
- Credential
- MED, RD, CDE
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 1595 OK
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Magellan Dr, Tehachapi, CA 93561
- Phone
- (918) 640-1867
- Enumerated
- Mar 8, 2010
- Record last updated
- Apr 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1100 Magellan Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jenny Huynh, NPNurse Practitioner1447850367
- Joseph King, FNP-CEmergency Medicine Physician1710795257
- Ruby Osah, CRNACertified Registered Nurse Anesthetist1497738678
Verify Kathryn L. Ostrem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Dietitian providers in California
There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
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- Ran Abe, R.D.Long Beach, CA1093186173
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Common questions
What is Kathryn L. Ostrem, MED, RD, CDE's NPI number?
Kathryn L. Ostrem, MED, RD, CDE's National Provider Identifier (NPI) is 1598088387, issued on Mar 8, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn L. Ostrem, MED, RD, CDE located?
The NPPES record lists a practice address at 1100 Magellan Dr, Tehachapi, CA, 93561. Phone: (918) 640-1867. Providers update this record themselves, so call before visiting.
How can I verify Kathryn L. Ostrem, MED, RD, CDE's license?
Search the California 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.