Stevie Kostelnik
Case Manager/Care Coordinator · Modesto, CA
Stevie Kostelnik is a case manager/care coordinator with a practice address in Modesto, California, and NPI 1144884107, issued on Apr 25, 2019. Check the license (California E2509194, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stevie Kostelnik
- Primary taxonomy
- Case Manager/Care Coordinator 171M00000X
- License number
- E2509194 CA
Self-reported in NPPES; status is on the state search - Practice location
- 121 Downey Ave, Modesto, CA 95354
- Phone
- (209) 341-1824
- Enumerated
- Apr 25, 2019
- Record last updated
- Mar 16, 2022
- Entity
- Type 1 · individual
Also registered at 121 Downey Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alicia AguilarAdult Companion1063383107
- Melanie AlanizPeer Specialist1730898172
- Leigh AlbrightAdult Companion1356206189
- Lisa AltemeyerMental Health Counselor1699375105
- Hugo AlvaradoCase Manager/Care Coordinator1407633670
- Arely AlvarezAdult Companion1639996044
Verify Stevie Kostelnik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license E2509194Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
280 case manager/care coordinator records list a practice address in Modesto
They are 280 of the 9,262 NPPES records with a practice address in Modesto, and 22,803 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 280 in Modesto → All 22,803 in California → Every provider in Modesto →
Other case manager/care coordinator records in California
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- Rebecca AbairBakersfield, CA1255468823
- Jennifer AbapoBakersfield, CA1871823450
- David AbarcaLos Angeles, CA1730305426
- Sophia AbarcaMadera, CA1376027755
- Leslie AbareaSan Bernardino, CA1407399330
- Alfredo Abarien Tos, MALos Angeles, CA1245441104
- Lisa AbarrSouth San Francisco, CA1669948725
Common questions
What is Stevie Kostelnik's NPI number?
Stevie Kostelnik's National Provider Identifier (NPI) is 1144884107, issued on Apr 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Stevie Kostelnik located?
The NPPES record lists a practice address at 121 Downey Ave, Modesto, CA, 95354. Phone: (209) 341-1824. Providers update this record themselves, so call before visiting.
How can I verify Stevie Kostelnik's license?
NPPES lists California license number E2509194, as entered by the provider. 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.