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JILLEISA JEZAK RD
NPI 1235591157
Dietitian, Registered in Delta, CO

Active since March 22, 2016
1501 E 3RD ST, DELTA, CO 81416(970) 874-6410 Get Directions Write a Review

NPPES record last updated: March 22, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Jilleisa Jezak Rd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JILLEISA JEZAK RD (NPI 1235591157) is an individual dietitian, registered in Delta, Colorado, licensed in Michigan (86063981) and active in the NPI registry since March 2016.

NPPES Registry Identity

NPI1235591157
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameJILLEISA JEZAKCredential: RD
Location Address1501 E 3RD STDelta, CO 81416-2815
Mailing Address337 S Townsend Ave, Unit AMontrose, CO 81401-4261 · (231) 429-4827
Phone(970) 874-6410
Sole ProprietorYes
Enumeration DateMarch 22, 2016
✔ NPI 1235591157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in MI · 86063981
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
1501 E 3RD ST, Delta, CO 81416
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Select Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jilleisa Jezak Rd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Jilleisa Jezak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Delta County Memorial Hospital
Same address
Rural
1501 E 3RD ST
Delta, CO 81416
  • Reassigned Medicare billing, Colorado enrollment
  • 111 clinicians in this Medicare group
NPI 1114180817 (970) 874-7681

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KENNETH B LAKE CRNA
Nurse Anesthetist, Certified Registered
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-7681
HEATHER L DRIVER CRNA
Nurse Anesthetist, Certified Registered
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-7681
MICHELLE B GORDON MD
Emergency Medicine
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-7681
MR. CAREY B SIMON CRNA
Nurse Anesthetist, Certified Registered
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-2255
JUSTIN IAN HANSON DO
Emergency Medicine
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-7681
THERESA FELIX
Social Worker
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 390-3723
RED MOUNTAIN INTERNAL MEDICINE
Internal Medicine
1501 E 3RD ST
DELTA, CO 81416
Delta County (719) 219-2400
CLINT B PITCHFORTH CRNA
Nurse Anesthetist, Certified Registered
1501 E 3RD ST
DELTA, CO 81416
Delta County (970) 874-7681

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jilleisa Jezak's NPI number?

The NPI number for Jilleisa Jezak is 1235591157. It was assigned to this individual provider in the NPPES registry on March 22, 2016.

Where is Jilleisa Jezak located?

Jilleisa Jezak practices at 1501 E 3rd St, Delta, CO 81416. The listed phone number is (970) 874-6410.

What is Jilleisa Jezak's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Jilleisa Jezak enrolled in Medicare?

Yes. Jilleisa Jezak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jilleisa Jezak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jilleisa Jezak reassigns Medicare benefits to Delta County Memorial Hospital (Delta, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jilleisa Jezak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jilleisa Jezak accept?

Health plans from Select Health list Jilleisa Jezak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jilleisa Jezak was last updated on March 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.