SARA R GREENHILL (M.D.) – Pulmonary Disease Physician, NPI 1427016948
Pulmonary Disease Physician
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Profile Insights
NPPES metrics only — not quality of care.
955 CRITICAL CARE (INTENSIVISTS) in IL
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Provider Addresses for SARA R GREENHILL (M.D.)
Alexian Brothers Medical Center, 800, Biesterfield Road, Elk Grove Village, Elk Grove Township, Cook County, Illinois, 60007, United States
SUITE 510
ELK GROVE VILLAGE, IL 600073361
Phone: (847) 981-3660
Fax: (847) 956-5108
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 33 Open Payments records for all available years, with a total value of $2,670.
Total Amount is formed as General ($2,670) + Research ($0) + Ownership ($0) = $2,670.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($1,628).
Total Amount
$2,670
General + Research + Ownership
Payments
33
Total payment records
General Amount
$2,670
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $1,628 |
| Cook Incorporated | $750 |
| PFIZER INC. | $235 |
| Mylan Specialty L.P. | $22 |
| Philips North America LLC | $17 |
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: 2008-07-03
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 |
|---|---|---|---|---|
| I20080703000248 | I | Critical Care (Intensivists) | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 165 | 108 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 128 | 128 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 117 | 85 | $0 |
| 99291 | Critical care, first 30-74 minutes | 113 | 62 | $0 |
| 31624 | Irrigation and suction of lung airways to obtain cells using an endoscope | 69 | 64 | $0 |
Insurance plans in this area (ZIP 60007)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | IL | |
| Vascular Surgery | IL | |
| - | IL | |
| Family Practice | IL | |
| Nurse Practitioner | IL | |
| - | IL | |
| Family Practice | IL | |
| Physical Medicine And Rehabilitation | CO | |
| - | IL | |
| Hospitalist, Family Practice | IL |
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