DR. SARAH NAZEER SIDDIQUI (D.O.) – Internal Medicine Physician, NPI 1982847026
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
8,828 INTERNAL MEDICINE in IL
Provider Addresses for DR. SARAH NAZEER SIDDIQUI (D.O.)
5201 WILLOW SPRINGS RD STE 150
LA GRANGE HIGHLANDS, IL 605256557
Phone: (708) 245-8120
Type: Mailing
5201 WILLOW SPRINGS RD STE 160
LA GRANGE HIGHLANDS, IL 605256558
Phone: (708) 245-8120
Type: Location
6723 Roosevelt Rd
Berwyn, IL 604021007
Phone: (708) 383-6333
Fax: (708) 383-6347
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $291.
Total Amount is formed as General ($291) + Research ($0) + Ownership ($0) = $291.
Last reported payment date: 2024-09-18 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($155).
Total Amount
$291
General + Research + Ownership
Payments
4
Total payment records
General Amount
$291
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Edwards Lifesciences Corporation | $155 |
| Lilly USA, LLC | $93 |
| Novo Nordisk Inc | $23 |
| GlaxoSmithKline, LLC. | $20 |
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: 2010-11-12
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 |
|---|---|---|---|---|
| I20101112001000 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 282 | 141 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 110 | 110 | $0 |
| 83037 | Hemoglobin a1c level, by device for home use | 54 | 37 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 30 | 27 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 29 | 27 | $0 |
Insurance plans in this area (ZIP 60525)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | IL | |
| Family Practice, Emergency Medicine | IL | |
| O T O L A R Y N G O L O G Y | IL | |
| - | IL | |
| - | IL | |
| Nurse Practitioner | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IL | |
| Geriatric Medicine, Family Practice | IL | |
| Family Practice | IL | |
| O T O L A R Y N G O L O G Y | 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.