AYESHA KHAN MD
NPI 1184253544
Internal Medicine in Naperville, IL

Q: 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.

Q: What is Ayesha Khan's specialty?

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

Q: 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 9 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.

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: October 18, 2026.

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

On this page

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 Edward Hospital, and maintains 3 additional practice locations.

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

Phone(630) 527-5000

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

Open in Google Maps ↗

Secondary Practice Locations 3

Location 14440 W 95th StOak Lawn, IL 60453-2600 · Phone (708) 684-8000

Location 2Geisinger Medical Center 100 North Academy AvenueDanville, PA 17822-0001 · Phone (570) 214-6011

Location 32500 W Fabyan PkwyBatavia, IL 60510-1572 · Phone (630) 879-2110

Accepted Insurance

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

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.

Medicare Billing Reassignments

Medicare enrollment records show Ayesha Khan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Advocate Health And Hospitals Corporation

9.8 mi

Cardiovascular Disease

3825 HIGHLAND AVE, TOWER 2 SUITE 400
Downers Grove, IL 60515

Reassigned Medicare billing, Illinois enrollment
Also billed through NPI 1003542184 (Illinois)
4,870 clinicians in this Medicare group

NPI 1285903849 (630) 719-4799

Endeavor Health Medical Group

33 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 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 2

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

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.

CHRISTINE MARGARET SUTTON PA-C

Physician Assistant