DR. YUANYUAN ZHANG (M.D.) – Internal Medicine Physician, NPI 1144546961
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
139 CARDIOVASCULAR DISEASE (CARDIOLOGY) in DE
Provider Addresses for DR. YUANYUAN ZHANG (M.D.)
121 BECKS WOODS DR
SUITE 200
BEAR, DE 197013851
Phone: (302) 834-7676
Fax: (302) 834-9202
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 108 Open Payments records for all available years, with a total value of $1,992.
Total Amount is formed as General ($1,992) + Research ($0) + Ownership ($0) = $1,992.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: PFIZER INC. ($311).
Total Amount
$1,992
General + Research + Ownership
Payments
108
Total payment records
General Amount
$1,992
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $311 |
| Janssen Pharmaceuticals, Inc | $209 |
| Novartis Pharmaceuticals Corporation | $135 |
| Novo Nordisk Inc | $132 |
| Merck Sharp & Dohme LLC | $116 |
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: 2014-04-02
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 |
|---|---|---|---|---|
| I20130530000150 | I | Cardiovascular Disease (Cardiology) | DE | TBD |
| I20140402001074 | I | Cardiovascular Disease (Cardiology) | MD | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,431 | 1,173 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 989 | 734 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 771 | 497 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 605 | 599 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 443 | 367 | $0 |
Insurance plans in this area (ZIP 19701)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | DE | |
| - | DE | |
| - | DE | |
| - | PA | |
| Internal Medicine | DE | |
| Physician Assistant | DE | |
| Nurse Practitioner | PA | |
| General Surgery | IL | |
| Diagnostic Radiology | NY | |
| Internal Medicine | NY |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.