SANDRA JOANNE LEESON PA-C
NPI 1013268812
Physician Assistant in Chicago, IL

Active since September 20, 2012PECOS EnrolledAccepts Medicare Assignment
836 W WELLINGTON AVE, CHICAGO, IL 60657(773) 296-7054(773) 296-7818 Get Directions Write a Review

NPPES record last updated: February 5, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 5, 2025, Jan 24, 2023, Oct 20, 2016 (3 updates tracked since 2016).

About Sandra Joanne Leeson Pa-c NPPES

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

SANDRA JOANNE LEESON PA-C (NPI 1013268812) is an individual physician assistant in Chicago, Illinois, licensed in Illinois (085.004340) and active in the NPI registry since September 2012. She is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains a secondary practice location in Evanston.

NPPES Registry Identity

NPI1013268812
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameSANDRA JOANNE LEESONCredential: PA-C
Location Address836 W WELLINGTON AVEChicago, IL 60657-5147
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Fax(773) 296-7818
Sole ProprietorNo
Medical School CMSYale University School Of MedicineGraduated 2011
Enumeration DateSeptember 20, 2012
Last NPPES UpdateFebruary 5, 20253 updates tracked since enumeration
NPPES CertifiedFebruary 5, 2025
NPI 1013268812 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in IL · 085.004340
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

836 W WELLINGTON AVE, Chicago, IL 60657

Secondary Practice Location 1

Location 12650 Ridge Ave, Emergency DepartmentEvanston, IL 60201-1718 · Phone (847) 570-2000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Sandra Joanne Leeson Pa-c 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 ID7719290139
PECOS Enrollment IDI20150714002330
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.

Areas of Expertise CMS Part B claims 2

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
37 services37 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
36 services36 patients

Hospital Affiliations CMS Care Compare 2

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

Advocate Trinity Hospital

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140048
Location2320 E 93rd StChicago, IL 60617 · Cook County
Emergency services Birthing friendly

Advocate Illinois Masonic Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140182
Location836 West Wellington AvenueChicago, IL 60657 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60657 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
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
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.

Emergency Medicine
836 W WELLINGTON AVE
CHICAGO, IL 60657
Speech-Language Pathologist
836 W WELLINGTON AVE
CHICAGO, IL 60657
Internal Medicine (Sleep Medicine)
836 W WELLINGTON AVE
CHICAGO, IL 60657
Nurse Anesthetist, Certified Registered
836 W WELLINGTON AVE
CHICAGO, IL 60657
Anesthesiology
836 W WELLINGTON AVE
CHICAGO, IL 60657
Anesthesiology
836 W WELLINGTON AVE
CHICAGO, IL 60657
Dietitian, Registered
836 W WELLINGTON AVE, FOOD AND NUTRITION DEPT.
CHICAGO, IL 60657
Nurse Practitioner
836 W WELLINGTON AVE
CHICAGO, IL 60657

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 Sandra Leeson's NPI number?

The NPI number for Sandra Leeson is 1013268812. It was assigned to this individual provider in the NPPES registry on September 20, 2012.

Where is Sandra Leeson located?

Sandra Leeson practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 296-7054.

What is Sandra Leeson's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Sandra Leeson enrolled in Medicare?

Yes. Sandra Leeson 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.

Is Sandra Leeson affiliated with any hospitals?

According to CMS data, Sandra Leeson is affiliated with Advocate Trinity Hospital and Advocate Illinois Masonic Medical Center.

When was this NPI record last updated?

The NPPES record for Sandra Leeson was last updated on February 5, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.