DR. KATHERINE LOUISE MAIETTA (M.D.) – Internal Medicine Physician, NPI 1275799710
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for DR. KATHERINE LOUISE MAIETTA (M.D.)
9608, South Roberts Road, Hickory Hills, Palos Township, Cook County, Illinois, 60457, United States
HICKORY HILLS, IL 604572238
Phone: (708) 233-5333
Fax: (708) 233-5348
Type: Mailing
1010 LAKE ST STE 301
OAK PARK, IL 603011133
Phone: (708) 524-8600
Fax: (708) 524-8147
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $141.
Total Amount is formed as General ($141) + Research ($0) + Ownership ($0) = $141.
Last reported payment date: 2024-10-10 • Largest payer in this snapshot: Ardelyx, Inc. ($29).
Total Amount
$141
General + Research + Ownership
Payments
9
Total payment records
General Amount
$141
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ardelyx, Inc. | $29 |
| PFIZER INC. | $28 |
| Cranial Technologies, Inc | $28 |
| SANOFI PASTEUR INC. | $22 |
| CooperSurgical, Inc. | $19 |
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: 2012-09-24
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 |
|---|---|---|---|---|
| I20120924000397 | 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 | 281 | 140 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 95 | 87 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 46 | 46 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 27 | 26 | $0 |
Insurance plans in this area (ZIP 60457)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| Physician Assistant | IN | |
| Physician Assistant | IL | |
| Family Practice | IL | |
| - | IL | |
| Family Practice | IL | |
| - | IL |
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