JOHN ISAIAH OREILLY (M.D.) – Infectious Disease Physician, NPI 1356579155
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
61 INFECTIOUS DISEASE in NV
Provider Addresses for JOHN ISAIAH OREILLY (M.D.)
2435 FIRE MESA ST STE 120
LAS VEGAS, NV 891289009
Phone: (702) 968-2437
Fax: (702) 479-1796
Type: Location
622, West 168th Street, Washington Heights, Manhattan Community Board 12, Manhattan, New York County, New York, 10032, United States
NEW YORK, NY 100323720
Phone: (212) 305-6262
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 90 Open Payments records for all available years, with a total value of $3,155.
Total Amount is formed as General ($3,155) + Research ($0) + Ownership ($0) = $3,155.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: ViiV Healthcare Company ($822).
Total Amount
$3,155
General + Research + Ownership
Payments
90
Total payment records
General Amount
$3,155
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ViiV Healthcare Company | $822 |
| Gilead Sciences, Inc. | $704 |
| Melinta Therapeutics, LLC | $438 |
| ABBVIE INC. | $199 |
| Merck Sharp & Dohme LLC | $177 |
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: 2021-09-27
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 |
|---|---|---|---|---|
| I20210927001356 | I | Infectious Disease | NV | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,029 | 328 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 652 | 232 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 302 | 274 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 60 | 48 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 38 | 30 | $0 |
Insurance plans in this area (ZIP 89128)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Infectious Disease, Internal Medicine | NV | |
| Nurse Practitioner | NV | |
| Physician Assistant | NV | |
| Nurse Practitioner | NV | |
| Nurse Practitioner | NV | |
| Internal Medicine, Infectious Disease | NV | |
| Physician Assistant | NV | |
| Infectious Disease, Hospitalist | NV | |
| Infectious Disease | NY | |
| Physician Assistant | NV |
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