DR. TIMOTHY DAVID GILLIGAN (M.D.) – Medical Oncology Physician, NPI 1912998113
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,199 INTERNAL MEDICINE in OH
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Provider Addresses for DR. TIMOTHY DAVID GILLIGAN (M.D.)
Cleveland Clinic, 9500, Euclid Avenue, Newton Avenue Historic District, University Circle, Cleveland, Cuyahoga County, Ohio, 44195, United States
DESK R-35
CLEVELAND, OH 441950001
Phone: (216) 444-0391
Fax: (216) 636-1711
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 $44.
Total Amount is formed as General ($44) + Research ($0) + Ownership ($0) = $44.
Last reported payment date: 2023-11-14 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($44).
Total Amount
$44
General + Research + Ownership
Payments
2
Total payment records
General Amount
$44
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $44 |
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: 2005-09-15
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 |
|---|---|---|---|---|
| I20050915000032 | I | Medical Oncology | OH | 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 | 172 | 94 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 78 | 65 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 49 | 30 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 14 | 11 | $0 |
Insurance plans in this area (ZIP 44195)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NV | |
| Nephrology, Internal Medicine | OH | |
| - | OH | |
| - | MI | |
| Nurse Practitioner | OH | |
| General Surgery, Anesthesiology, Critical Care (Intensivists) | OH | |
| Family Practice | OH | |
| Certified Registered Nurse Anesthetist (Crna) | OH | |
| - | OH | |
| - | MN |
Reviews
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