MR. EMMANUEL NWAPA (M.D.) – Child & Adolescent Psychiatry Physician, NPI 1922107788
Child & Adolescent Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
251 PSYCHIATRY in NV
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Provider Addresses for MR. EMMANUEL NWAPA (M.D.)
Digestive Associates, 5440, West Sahara Avenue, Buffalo, Las Vegas, Clark County, Nevada, 89146, United States
STE 202
LAS VEGAS, NV 89146
Phone: (702) 380-8200
Fax: (702) 380-3220
Type: Mailing
10120 W FLAMINGO RD STE 597
LAS VEGAS, NV 891478392
Phone: (702) 854-5000
Fax: (702) 929-2011
Type: Mailing
601 S RANCHO DR STE D32
LAS VEGAS, NV 891064827
Phone: (702) 854-5000
Fax: (702) 929-2011
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 81 Open Payments records for all available years, with a total value of $1,570.
Total Amount is formed as General ($1,570) + Research ($0) + Ownership ($0) = $1,570.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: ABBVIE INC. ($522).
Total Amount
$1,570
General + Research + Ownership
Payments
81
Total payment records
General Amount
$1,570
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $522 |
| Otsuka America Pharmaceutical, Inc. | $143 |
| IRONSHORE PHARMACEUTICALS INC. | $119 |
| ITI, Inc. | $114 |
| Alkermes, Inc. | $108 |
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: 2005-09-08
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 |
|---|---|---|---|---|
| I20050908000465 | I | Psychiatry | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 118 | 27 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 96 | 28 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 89 | 24 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 30 | 26 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 29 | 25 | $0 |
Insurance plans in this area (ZIP 89146)
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