GREG E HALLIDAY (PA-C) – Physician Assistant, NPI 1366431918
Physician Assistant
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Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,971 PHYSICIAN ASSISTANT in UT
Provider Addresses for GREG E HALLIDAY (PA-C)
PO BOX 27128
SALT LAKE CITY, UT 841270128
Phone: (801) 354-8225
Fax: (801) 418-0941
Type: Mailing
1300 N 500 E STE 320
LOGAN, UT 843412462
Phone: (801) 373-4366
Fax: (801) 429-8191
Type: Location
101, North 500 West, Dixon, Provo, Utah County, Utah, 84601, United States
PROVO, UT 846043305
Phone: (801) 373-4366
Fax: (801) 429-8191
Type: Location
1055 NORTH 500 WEST ATTN: CREDENTIALING
PROVO, UT 846043305
Phone: (801) 354-8225
Fax: (801) 418-0941
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 106 Open Payments records for all available years, with a total value of $1,475.
Total Amount is formed as General ($1,475) + Research ($0) + Ownership ($0) = $1,475.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($448).
Total Amount
$1,475
General + Research + Ownership
Payments
106
Total payment records
General Amount
$1,475
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $448 |
| PFIZER INC. | $347 |
| Amgen Inc. | $291 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $43 |
| HeartFlow, Inc. | $35 |
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: 2007-07-18
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 |
|---|---|---|---|---|
| I20070718000088 | I | Physician Assistant | UT | 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 | 558 | 402 | $0 |
| 80061 | Blood test, lipids (cholesterol and triglycerides) | 218 | 182 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 139 | 131 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 80 | 53 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 63 | 60 | $0 |
Insurance plans in this area (ZIP 84127)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | UT | |
| - | OR | |
| Family Practice | UT | |
| H O S P I T A L I S T | UT | |
| O B S T E T R I C S/ G Y N E C O L O G Y | UT | |
| - | UT | |
| - | UT | |
| - | UT | |
| Family Practice | UT | |
| - | UT |
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