MARIA ZARINA DIAO (NP) – Family Nurse Practitioner, NPI 1861732976
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,947 NURSE PRACTITIONER in NV
Provider Addresses for MARIA ZARINA DIAO (NP)
2430 W HORIZON RIDGE PKWY
HENDERSON, NV 890522729
Phone: (702) 247-9994
Type: Mailing
38 S WATER ST STE 310
HENDERSON, NV 890157493
Phone: (702) 240-6482
Type: Location
801 S RANCHO DR STE E6
LAS VEGAS, NV 891063812
Phone: (702) 240-6482
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2013-04-10
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 |
|---|---|---|---|---|
| I20130410000225 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 384 | 52 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 224 | 42 | $0 |
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 205 | 57 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 138 | 110 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 47 | 35 | $0 |
Insurance plans in this area (ZIP 89052)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P S Y C H I A T R Y | NV | |
| Nurse Practitioner | NV | |
| - | NV | |
| Nurse Practitioner | NV | |
| Nurse Practitioner | NV | |
| - | NV | |
| Nurse Practitioner | NV | |
| P S Y C H I A T R Y | NV | |
| Nurse Practitioner | NV | |
| Nurse Practitioner | NV |
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