HUI YI SHAN (MD) – Nephrology Physician, NPI 1295760528
Nephrology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,405 NEPHROLOGY in CA
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Provider Addresses for HUI YI SHAN (MD)
PO BOX 31309
LOS ANGELES, CA 900310309
Phone: (323) 442-5100
Type: Mailing
1520, San Pablo Street, Boyle Heights, Los Angeles, Los Angeles County, California, 90033, United States
SUITE 1000
LOS ANGELES, CA 900335310
Phone: (323) 442-5100
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $22.
Total Amount is formed as General ($22) + Research ($0) + Ownership ($0) = $22.
Last reported payment date: 2023-07-31 • Largest payer in this snapshot: Fresenius USA Marketing, Inc. ($22).
Total Amount
$22
General + Research + Ownership
Payments
1
Total payment records
General Amount
$22
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-07-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Fresenius USA Marketing, Inc. | $22 |
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: 2011-08-01
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20110801000115 | I | Nephrology | CA | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 307 | 89 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 69 | 43 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 57 | 12 | $0 |
| 90961 | Dialysis services, 2-3 physician visits per month (20 years or older) | 52 | 13 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 34 | 28 | $0 |
Insurance plans in this area (ZIP 90031)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E P H R O L O G Y | CA | |
| N E P H R O L O G Y | CA | |
| Nephrology, Internal Medicine | MA | |
| Nephrology, Internal Medicine | CA | |
| N E P H R O L O G Y | CA | |
| Nephrology, Internal Medicine | CA | |
| N E P H R O L O G Y | NC | |
| N E P H R O L O G Y | CA | |
| Nephrology, Critical Care (Intensivists), Internal Medicine | MO | |
| Physician Assistant | CA |
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