DR. KENNETH I ORIORDAN (MD) – Gastroenterology Physician, NPI 1912075649
Gastroenterology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
484 INTERNAL MEDICINE in MT
Provider Addresses for DR. KENNETH I ORIORDAN (MD)
7900 N MILWAUKEE AVE STE 19
NILES, IL 607143239
Phone: (847) 318-9595
Fax: (847) 318-9599
Type: Mailing
1401 25th St S
Great Falls, MT 594055183
Phone: (406) 731-8888
Fax: (406) 731-8318
Type: Location
259 E Erie St Ste 1600
Chicago, IL 606113111
Phone: (312) 695-5620
Fax: (312) 695-7095
Type: Location
Oak Mill Mall, 7900, North Milwaukee Avenue, Niles, Maine Township, Cook County, Illinois, 60714, United States
SUITE 19
NILES, IL 607143159
Phone: (847) 318-9595
Fax: (847) 318-9599
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 57 Open Payments records for all available years, with a total value of $1,228.
Total Amount is formed as General ($1,228) + Research ($0) + Ownership ($0) = $1,228.
Last reported payment date: 2023-12-18 • Largest payer in this snapshot: Gilead Sciences, Inc. ($303).
Total Amount
$1,228
General + Research + Ownership
Payments
57
Total payment records
General Amount
$1,228
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2017-06-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20060112000077 | I | Gastroenterology | IL | TBD |
| I20170628002471 | I | Gastroenterology | MT | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 155 | 133 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 133 | 133 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 102 | 87 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 102 | 102 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 95 | 95 | $0 |
Insurance plans in this area (ZIP 60714)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MT | |
| Certified Registered Nurse Anesthetist (Crna) | MT | |
| A N E S T H E S I O L O G Y | MT | |
| Emergency Medicine | OH | |
| Physician Assistant | MT | |
| - | MT | |
| N E U R O L O G Y | MT | |
| D E R M A T O L O G Y | MT | |
| Diagnostic Radiology | MT | |
| - | MT |
Reviews
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