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DR. SAMIR D UNDEVIA MD
NPI 1740228857
Internal Medicine - Hematology & Oncology in Naperville, IL

Active since June 02, 2006PECOS EnrolledAccepts Medicare Assignment
91.35/100
CMS Quality Rating
120 SPALDING DR STE 111, NAPERVILLE, IL 60540(630) 646-2273(630) 646-6071 Get Directions Write a Review

NPPES record last updated: April 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 29, 2026, Mar 23, 2021 (2 updates tracked since 2021).

About Dr. Samir D Undevia Md NPPES

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

DR. SAMIR D UNDEVIA MD (NPI 1740228857) is an individual hematology & oncology provider in Naperville, Illinois, licensed in Illinois (036102127) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Swedish Hospital, and is a graduate of New York University School Of Medicine (1997).

NPPES Registry Identity

NPI1740228857
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. SAMIR D UNDEVIACredential: MD
Location Address120 SPALDING DR STE 111Naperville, IL 60540-6766
Mailing Address2650 Ridge Ave Ste 1223Evanston, IL 60201-1700 · (847) 570-2040
Phone(630) 646-2273
Fax(630) 646-6071
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 1997
Enumeration DateJune 2, 2006
Last NPPES UpdateApril 29, 20262 updates tracked since enumeration
NPPES CertifiedApril 29, 2026
✔ NPI 1740228857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in IL · 036102127
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
120 SPALDING DR STE 111, Naperville, IL 60540
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Samir D Undevia Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9830150267
PECOS Enrollment IDI20041020000172
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Samir Undevia reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Edward Health Ventures
Same address
Multi-Specialty
100 SPALDING DRIVE, STE 204
Naperville, IL 60540
  • Reassigned Medicare billing, Illinois enrollment
  • 561 clinicians in this Medicare group
NPI 1538450838 (630) 527-5800
The University Of Chicago Medical Center
28 mi
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,905 clinicians in this Medicare group
NPI 1033218128 (773) 702-1530
Endeavor Health Medical Group
32 mi
Allergy & Immunology
1000 CENTRAL ST
Evanston, IL 60201
  • Reassigned Medicare billing, Illinois enrollment
  • 4,841 clinicians in this Medicare group
NPI 1497701882 (847) 570-5235

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

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
313 services93 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
293 services169 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
92 services40 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
49 services42 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
48 services48 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
41 services38 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Swedish Hospital

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140114
Location5145 N California AveChicago, IL 60625 · Cook County
Emergency services Birthing friendly

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number140200
Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County
Emergency services Birthing friendly

Edward Hospital

Acute Care Hospitals · Naperville, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140231
Location801 South WashingtonNaperville, IL 60540 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60540 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
$181.38 typical visit price
range $59.81 – $181.38
Typical copayment $45.34 (range $14.95 – $45.34)
Most-billed visit code 99205
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.35/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.71
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 9

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

RAND NAFFOUJE M.D.
Internal Medicine (Hematology & Oncology)
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 527-3788
KAYLA ROSE OBERNESSER PA-C
Physician Assistant
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (847) 570-2000
DR. MOHAMMED S AZEEM MD, MPH
Internal Medicine (Hematology & Oncology)
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 527-3788
MS. ELYSE M WEBER M.S.
Genetic Counselor, MS
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 646-6093
LINDSEY GARNETT APRN
Nurse Practitioner
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 646-6067
AMANDA GRACE HOFF MS
Genetic Counselor, MS
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 527-3788
DR. MATTHEW BERNARD SIEGEL MD
Internal Medicine (Hematology & Oncology)
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 527-3788
NICOLE ARMSTRONG M.S., C.G.C.
Genetic Counselor, MS
120 SPALDING DR STE 111
NAPERVILLE, IL 60540
Dupage County (630) 626-6028

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 Samir Undevia's NPI number?

The NPI number for Samir Undevia is 1740228857. It was assigned to this individual provider in the NPPES registry on June 2, 2006.

Where is Samir Undevia located?

Samir Undevia practices at 120 Spalding Dr Ste 111, Naperville, IL 60540. The listed phone number is (630) 646-2273.

What is Samir Undevia's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Samir Undevia enrolled in Medicare?

Yes. Samir Undevia is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Samir Undevia's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samir Undevia reassigns Medicare benefits to 3 organizations: Edward Health Ventures (Naperville, IL), The University Of Chicago Medical Center (Chicago, IL) and Endeavor Health Medical Group (Evanston, IL). Each 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 Samir Undevia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Samir Undevia accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Samir Undevia 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.

Is Samir Undevia affiliated with any hospitals?

According to CMS data, Samir Undevia is affiliated with Swedish Hospital, Elmhurst Memorial Hospital and Edward Hospital.

When was this NPI record last updated?

The NPPES record for Samir Undevia was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.