VALIANT D TAN (MD) – Specialist, NPI 1154326718
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
368 HEMATOLOGY/ONCOLOGY in VA
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Provider Addresses for VALIANT D TAN (MD)
5900, Lake Wright Drive, Camden Heights, Norfolk, Virginia, 23502, United States
SUITE 300
NORFOLK, VA 235021871
Phone: (757) 213-5700
Fax: (757) 213-5701
Type: Mailing
725, Volvo Parkway, Greenbrier Market Center, Pinetta, Chesapeake, Virginia, 23320, United States
SUITE 200
CHESAPEAKE, VA 233201602
Phone: (757) 549-4403
Fax: (757) 549-4332
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 11 Open Payments records for all available years, with a total value of $1,085.
Total Amount is formed as General ($1,085) + Research ($0) + Ownership ($0) = $1,085.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($499).
Total Amount
$1,085
General + Research + Ownership
Payments
11
Total payment records
General Amount
$1,085
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $499 |
| Merck Sharp & Dohme LLC | $124 |
| PFIZER INC. | $122 |
| GENZYME CORPORATION | $120 |
| Rigel Pharmaceuticals, Inc. | $119 |
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: 2007-06-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20060920000193 | I | Hematology/Oncology | VA | TBD |
| I20070620000640 | I | Hematology/Oncology | NC | 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 |
|---|---|---|---|---|
| J9271 | Injection, pembrolizumab, 1 mg | 23,600 | 23 | $0 |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 21,360 | 28 | $0 |
| J9299 | Injection, nivolumab, 1 mg | 16,600 | 12 | $0 |
| J9263 | Injection, oxaliplatin, 0.5 mg | 16,240 | 11 | $0 |
| J0185 | Injection, aprepitant, 1 mg | 13,130 | 23 | $0 |
Insurance plans in this area (ZIP 23502)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | VA | 81002 | Urinalysis, manual test | 16 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CA | |
| Physician Assistant | VA | |
| Nurse Practitioner | NJ | |
| Physician Assistant | VA | |
| - | VA | |
| - | VA | |
| Nurse Practitioner | VA | |
| - | VA | |
| H E M A T O L O G Y/ O N C O L O G Y | VA | |
| Nurse Practitioner | VA |
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