MASARU NISHIAOKI (MD) – Addiction Medicine (Family Medicine) Physician, NPI 1871026831
Addiction Medicine (Family Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
74 ADDICTION MEDICINE in VA
Provider Addresses for MASARU NISHIAOKI (MD)
4509 WHITECHAPEL DRIVE
VIRGINIA BEACH, VA 23455
Phone: (757) 460-4655
Fax: (757) 460-7744
Type: Location
501 N 2nd St # 100
Richmond, VA 232191359
Phone: (804) 628-6777
Type: Location
825 Fairfax Ave
Eastern Virginia Medical School Ghent Family Medicine
Norfolk, VA 23507
Phone: (757) 446-5738
Type: Location
100, North 2nd Street, Monroe Ward, Richmond, Richmond City, Virginia, 23219, United States
RICHMOND, VA 232191359
Phone: (804) 628-6777
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 77 Open Payments records for all available years, with a total value of $2,860.
Total Amount is formed as General ($2,860) + Research ($0) + Ownership ($0) = $2,860.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: ABBVIE INC. ($654).
Total Amount
$2,860
General + Research + Ownership
Payments
77
Total payment records
General Amount
$2,860
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 |
|---|---|
| ABBVIE INC. | $654 |
| Janssen Pharmaceuticals, Inc | $479 |
| Axsome Therapeutics, Inc. | $394 |
| Otsuka America Pharmaceutical, Inc. | $383 |
| Supernus Pharmaceuticals, Inc. | $349 |
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: 2021-06-23
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 |
|---|---|---|---|---|
| I20210623002155 | I | Addiction Medicine | VA | 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 | 71 | 13 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 68 | 16 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 31 | 13 | $0 |
| 90792 | Psychiatric diagnostic evaluation with medical services | 16 | 12 | $0 |
Insurance plans in this area (ZIP 23455)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O P S Y C H I A T R Y | VA | |
| Nurse Practitioner | VA | |
| - | VA | |
| Physician Assistant | VA | |
| Clinical Social Worker | VA | |
| Clinical Social Worker | VA | |
| Clinical Social Worker | VA | |
| Physician Assistant | VA | |
| P S Y C H I A T R Y | VA | |
| Physician Assistant | VA |
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