MARIZTHEL LOYOLA GUIAB (DNP, FNP-C) – Nurse Practitioner, NPI 1720597990
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
11,632 NURSE PRACTITIONER in IL
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Provider Addresses for MARIZTHEL LOYOLA GUIAB (DNP, FNP-C)
Kenton Avenue, Skokie, Niles Township, Cook County, Illinois, 60076, United States
SKOKIE, IL 600763180
Phone: (848) 391-6410
Type: Mailing
Westbrook Corporate Center, Westchester, Proviso Township, Cook County, Illinois, United States
WESTCHESTER, IL 601545709
Phone: (877) 906-9699
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 28 Open Payments records for all available years, with a total value of $7,808.
Total Amount is formed as General ($7,808) + Research ($0) + Ownership ($0) = $7,808.
Last reported payment date: 2024-10-01 • Largest payer in this snapshot: Teva Pharmaceuticals USA, Inc. ($7,287).
Total Amount
$7,808
General + Research + Ownership
Payments
28
Total payment records
General Amount
$7,808
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Teva Pharmaceuticals USA, Inc. | $7,287 |
| ACADIA Pharmaceuticals Inc | $250 |
| Janssen Pharmaceuticals, Inc | $127 |
| Neurocrine BioSciences, Inc. | $120 |
| Alkermes, Inc. | $24 |
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: 2017-10-25
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 |
|---|---|---|---|---|
| I20171025000794 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 700 | 255 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 577 | 225 | $0 |
| 90792 | Psychiatric diagnostic evaluation with medical services | 175 | 171 | $0 |
Insurance plans in this area (ZIP 60076)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| P S Y C H I A T R Y | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Physician Assistant | IL | |
| Nurse Practitioner | IL |
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