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Internal Medicine

Kasey S. Gardner, MD

Works at hospitals in Lake Forest, IL · Chicago, IL · Illinois

Summary

Dr. Kasey S. Gardner, MD is an internal medicine doctor at 1333 W Belmont Ave, Suite 200, Chicago, IL 60657. Phone: (312) 926-6146. Accepts Medicare assignment. In 2024, Kasey S. Gardner had 80 Original Medicare patients and 497 services. NPI 1336567189. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1333 W Belmont Ave, Suite 200, Chicago, IL 60657 · Directions
  • Phone: (312) 926‑6146
  • Medicare: Accepts Medicare assignment
  • Hospitals: Northwestern Lake Forest Hospital, Northwestern Memorial Hospital
  • Group practice: Northwestern Medical Faculty Foundation
  • Medical school: University Of South Alabama College Of Medicine · graduated 2014 (12 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Kasey S. Gardner, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Kasey S. Gardner accept Medicare assignment?
Yes. Medicare's clinician data says Kasey S. Gardner accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Kasey S. Gardner see?
In 2024, CMS data shows 80 Original Medicare patients and 497 services for Kasey S. Gardner. This counts Original Medicare only and measures volume, not quality.
What is Kasey S. Gardner's NPI number?
1336567189. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Kasey S. Gardner, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients80
Services billed to Medicare497
Different services or procedures28
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)79 services
  2. Insertion of needle into vein for collection of blood sample (36415)77 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)58 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)47 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)46 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol68%
  • High blood pressure46%
  • Arthritis33%
  • Anxiety25%
  • Depression24%
  • Osteoporosis23%

Hospitals where Kasey S. Gardner works

Medicare's Facility Affiliation Data lists Kasey S. Gardner at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Kasey S. Gardner is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kasey S. Gardner as a member of this group (CMS data updated October 2, 2026).

  • Northwestern Medical Faculty Foundation4,503 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Chicago

Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.

All internal medicine doctors in Chicago →

Other clinicians in Northwestern Medical Faculty Foundation

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of South Alabama College Of Medicine
Graduation year2014 (12 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1336567189
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians