DR. UNDINE VALLEJOS DO
NPI 1912160557
Internal Medicine in Glenview, IL

Active since July 03, 2008PECOS Enrolled
2100 PFINGSTEN RD, GLENVIEW, IL 60026(847) 657-5800 Get Directions Write a Review

NPPES record last updated: October 7, 2016. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Dr. Undine Vallejos Do NPPES

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

DR. UNDINE VALLEJOS DO (NPI 1912160557) is an individual internal medicine provider in Glenview, Illinois, licensed in Illinois (036-121274) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1912160557
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. UNDINE VALLEJOSCredential: DO
Location Address2100 PFINGSTEN RDGlenview, IL 60026-1301
Mailing Address2100 Pfingsten RdGlenview, IL 60026-1301 · (847) 657-5800
Sole ProprietorNo
Enumeration DateJuly 3, 2008
Last NPPES UpdateOctober 7, 2016
✔ NPI 1912160557 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in IL · 036-121274✔ Licensed in IL · 036121274
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2100 PFINGSTEN RD, Glenview, IL 60026

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Undine Vallejos Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60026 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Physical Therapist (Geriatrics)
2100 PFINGSTEN RD, PHYSICAL THERAPY
GLENVIEW, IL 60026
Physician Assistant
2100 PFINGSTEN RD
GLENVIEW, IL 60026
Nurse Practitioner
2100 PFINGSTEN RD
GLENVIEW, IL 60026
Surgery
2100 PFINGSTEN RD, SUITE B240
GLENVIEW, IL 60026
Internal Medicine (Gastroenterology)
2100 PFINGSTEN RD, SUITE B230
GLENVIEW, IL 60026
Physician Assistant (Surgical)
2100 PFINGSTEN RD
GLENVIEW, IL 60026
Physician Assistant
2100 PFINGSTEN RD
GLENVIEW, IL 60026
Nurse Practitioner
2100 PFINGSTEN RD
GLENVIEW, IL 60026

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 Undine Vallejos's NPI number?

The NPI number for Undine Vallejos is 1912160557. It was assigned to this individual provider in the NPPES registry on July 3, 2008.

Where is Undine Vallejos located?

Undine Vallejos practices at 2100 Pfingsten Rd, Glenview, IL 60026. The listed phone number is (847) 657-5800.

What is Undine Vallejos's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Undine Vallejos enrolled in Medicare?

Yes. Undine Vallejos is registered in the Medicare PECOS enrollment system.

What insurance does Undine Vallejos accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Undine Vallejos 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 Undine Vallejos was last updated on October 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.