1. Home
  2. Directory
  3. Illinois
  4. Evanston
  5. Emergency Medicine
  6. NPI Profile

DR. KRISTINA VIOLET PFEIFFER MD
NPI 1992235600
Emergency Medicine in Evanston, IL

Active since June 14, 2017PECOS Enrolled
2650 RIDGE AVE, EVANSTON, IL 60201(847) 570-2115 Get Directions Write a Review

NPPES record last updated: December 3, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 3, 2021, Jun 14, 2020, Mar 17, 2018 and 1 more (4 updates tracked since 2017).

About Dr. Kristina Violet Pfeiffer Md NPPES

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

DR. KRISTINA VIOLET PFEIFFER MD (NPI 1992235600) is an individual emergency medicine provider in Evanston, Illinois, licensed in Illinois (125070592) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1992235600
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. KRISTINA VIOLET PFEIFFERCredential: MD
Location Address2650 RIDGE AVEEvanston, IL 60201-1700
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Phone(847) 570-2115
Sole ProprietorNo
Enumeration DateJune 14, 2017
Last NPPES UpdateDecember 3, 20214 updates tracked since enumeration
NPPES CertifiedJune 14, 2020
✔ NPI 1992235600 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IL · 125070592
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2650 RIDGE AVE, Evanston, IL 60201
Open in Google Maps ↗

Secondary Practice Locations 2

Location 15841 S Maryland Ave # Mc1052Chicago, IL 60637-1443 · Phone (773) 795-2842
Location 25841 S Maryland Ave # Mc5068Chicago, IL 60637-1443 · Phone (773) 795-9758

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kristina Violet Pfeiffer Md 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.

Medicare Billing Reassignment

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

Southern California Permanente Medical Group
1,721 mi
Health Maintenance Organization
43112 N 15TH ST
Lancaster, CA 93534
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1982863783 (661) 726-2279

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60201 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
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.

DR. THOMAS LEE CIBULL M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Cook County (847) 570-2040
LAUREN ANDERSON MD
Hospitalist
2650 RIDGE AVE
EVANSTON, IL 60201
Cook County (847) 570-1027
DR. DANIEL K. WEST MD
Radiology (Diagnostic Radiology)
2650 RIDGE AVE, DEPARTMENT OF RADIOLOGY, G507
EVANSTON, IL 60201
Cook County (847) 570-2475
JOEL BERNSTEIN M.D.
Radiology (Diagnostic Radiology)
2650 RIDGE AVE, EVANSTON HOSPITAL
EVANSTON, IL 60201
Cook County (847) 570-1206
MATTHEW R. SHERWOOD MD
Internal Medicine
2650 RIDGE AVE, DIVISION OF INTERNAL MEDICINE RM 4324
EVANSTON, IL 60201
Cook County (847) 570-1010
MICHAEL T. GILLAM M.D.
Emergency Medicine
2650 RIDGE AVE, EMERGENCY MEDICINE RM G909
EVANSTON, IL 60201
Cook County (847) 570-2114
MARLENE ANGELICO CNP
Nurse Practitioner (Acute Care)
2650 RIDGE AVE, EMERGENCY MEDICINE, RM G903C
EVANSTON, IL 60201
Cook County (847) 570-1355
MINA KEROLOS MD
Hospitalist
2650 RIDGE AVE
EVANSTON, IL 60201
Cook County (847) 570-1010

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 Kristina Pfeiffer's NPI number?

The NPI number for Kristina Pfeiffer is 1992235600. It was assigned to this individual provider in the NPPES registry on June 14, 2017.

Where is Kristina Pfeiffer located?

Kristina Pfeiffer practices at 2650 Ridge Ave, Evanston, IL 60201. The listed phone number is (847) 570-2115.

What is Kristina Pfeiffer's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Kristina Pfeiffer enrolled in Medicare?

Yes. Kristina Pfeiffer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kristina Pfeiffer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kristina Pfeiffer reassigns Medicare benefits to Southern California Permanente Medical Group (Lancaster, CA). 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 Kristina Pfeiffer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Kristina Pfeiffer was last updated on December 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.