MARY LING (MD) – Orthopaedic Hand Surgery Physician, NPI 1891784005
Orthopaedic Hand Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
172 HAND SURGERY in IL
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Provider Addresses for MARY LING (MD)
Ferry Road, Warrenville, DuPage County, Illinois, 60555, United States
SUITE 100
WARRENVILLE, IL 605553845
Phone: (630) 225-2663
Fax: (630) 225-2399
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $136.
Total Amount is formed as General ($136) + Research ($0) + Ownership ($0) = $136.
Last reported payment date: 2023-05-06 • Largest payer in this snapshot: ACUMED LLC ($118).
Total Amount
$136
General + Research + Ownership
Payments
2
Total payment records
General Amount
$136
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ACUMED LLC | $118 |
| Integra LifeSciences Corporation | $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: 2005-07-25
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20050725000454 | I | Hand Surgery | 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 |
|---|---|---|---|---|
| J0702 | Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 243 | 81 | $0 |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | 157 | 157 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 155 | 110 | $0 |
| 73110 | X-ray of wrist, minimum of 3 views | 78 | 37 | $0 |
| 20550 | Injection into tendon or ligament | 75 | 51 | $0 |
Insurance plans in this area (ZIP 60555)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HAND SURGERY | IL | 64721 | Release and/or relocation of median nerve of hand | 19 | 17 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Vascular Surgery | IL | |
| - | IL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IL | |
| Nurse Practitioner | IL | |
| - | IL | |
| Physician Assistant | IL | |
| Nurse Practitioner | IL | |
| Orthopedic Surgery | IL | |
| D E R M A T O L O G Y | IL | |
| Hand Surgery | PA |
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