AYESHA KHAN MD
NPI 1184253544
Internal Medicine in Naperville, IL

Active since April 06, 2020PECOS EnrolledAccepts Medicare Assignment
1331 W 75TH ST STE 201, NAPERVILLE, IL 60540(630) 527-5000(630) 527-5440 Get Directions Write a Review

NPPES record last updated: January 19, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 19, 2026, Feb 7, 2025, Oct 24, 2023 and 1 more (4 updates tracked since 2020).

About Ayesha Khan Md NPPES

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

AYESHA KHAN MD (NPI 1184253544) is an individual internal medicine provider in Naperville, Illinois, licensed in Illinois (036166190) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Advocate Christ Hospital & Medical Center, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1184253544
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameAYESHA KHANCredential: MD
Location Address1331 W 75TH ST STE 201Naperville, IL 60540-9311
Mailing Address2650 Ridge Ave Ste 1223Evanston, IL 60201-1700 · (847) 507-2040 · Fax (847) 733-5315
Fax(630) 527-5440
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateApril 6, 2020
Last NPPES UpdateJanuary 19, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 19, 2026
NPI 1184253544 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in IL · 036166190
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.
Also ListedHospitalistTaxonomy 208M00000X · License 036-166190 (IL)
1331 W 75TH ST STE 201, Naperville, IL 60540

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 and accepts Medicare assignment

Ayesha Khan 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 ID6002262219
PECOS Enrollment IDI20231024003794
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 11

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 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.
126 services99 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
83 services68 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
45 services45 patients
Blood test, clotting time 85610
A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.
41 services19 patients
Anticoagulant management of patient taking warfarin 93793
Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.
39 services18 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.
34 services34 patients

Hospital Affiliations CMS Care Compare 4

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

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140208
Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County
Emergency services Birthing friendly

Northwestern Medicine Delnor Community Hospital

Acute Care Hospitals · Geneva, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140211
Location300 Randall RdGeneva, IL 60134 · Kane 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

Advocate Good Samaritan Hospital

Acute Care Hospitals · Downers Grove, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140288
Location3815 Highland AvenueDowners Grove, IL 60515 · 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
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.

Other Providers at the Same Location NPPES 16

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

Physician Assistant
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Nurse Practitioner
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Nurse Practitioner (Family)
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Internal Medicine
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Internal Medicine
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Psychologist (Clinical)
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Dietitian, Registered
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540
Family Medicine (Sports Medicine)
1331 W 75TH ST STE 201
NAPERVILLE, IL 60540

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 Ayesha Khan's NPI number?

The NPI number for Ayesha Khan is 1184253544. It was assigned to this individual provider in the NPPES registry on April 6, 2020.

Where is Ayesha Khan located?

Ayesha Khan practices at 1331 W 75th St Ste 201, Naperville, IL 60540. The listed phone number is (630) 527-5000.

What is Ayesha Khan's specialty?

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

Is Ayesha Khan enrolled in Medicare?

Yes. Ayesha Khan 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.

What insurance does Ayesha Khan accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Ayesha Khan 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 Ayesha Khan affiliated with any hospitals?

According to CMS data, Ayesha Khan is affiliated with Advocate Christ Hospital & Medical Center, Northwestern Medicine Delnor Community Hospital, Edward Hospital and Advocate Good Samaritan Hospital.

When was this NPI record last updated?

The NPPES record for Ayesha Khan was last updated on January 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.