DR. MARIAM A KHAN (MD) – Rheumatology Physician, NPI 1225317464
Rheumatology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
357 RHEUMATOLOGY in IL
Provider Addresses for DR. MARIAM A KHAN (MD)
172 SCHILLER ST
ELMHURST, IL 60126
Phone: (331) 221-6377
Fax: (331) 221-2706
Type: Mailing
1200 S YORK ST
SUITE 2000
ELMHURST, IL 60126
Phone: (331) 221-9001
Fax: (331) 221-3957
Type: Location
4201 WINFIELD RD FL 4
WARRENVILLE, IL 605554025
Phone: (331) 221-6377
Fax: (331) 221-2357
Type: Mailing
1200 S YORK ST STE 2000
ELMHURST, IL 601265634
Phone: (331) 221-9199
Fax: (331) 221-2774
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $489.
Total Amount is formed as General ($489) + Research ($0) + Ownership ($0) = $489.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: ABBVIE INC. ($218).
Total Amount
$489
General + Research + Ownership
Payments
19
Total payment records
General Amount
$489
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $218 |
| Amgen Inc. | $204 |
| Alexion Pharmaceuticals, Inc. | $29 |
| AstraZeneca Pharmaceuticals LP | $20 |
| UCB, Inc. | $18 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2018-08-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20180828002817 | I | Rheumatology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J0717 | Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 25,200 | 15 | $0 |
| J0897 | Injection, denosumab, 1 mg | 2,460 | 28 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 352 | 209 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 304 | 38 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 105 | 105 | $0 |
Insurance plans in this area (ZIP 60126)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.