DR. JOHN K LIU (MD) – Physical Medicine & Rehabilitation Physician, NPI 1194739797
Physical Medicine & Rehabilitation Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
Provider Addresses for DR. JOHN K LIU (MD)
East Florence Avenue, Florence, Florence-Firestone, Los Angeles, Los Angeles County, California, 90201, United States
LOS ANGELES, CA 900011935
Phone: (323) 584-9525
Fax: (323) 583-6000
Type: Mailing
7143 SEVILLE AVE
HUNTINGTON PARK, CA 902554905
Phone: (323) 584-9525
Fax: (323) 583-6000
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $337.
Total Amount is formed as General ($337) + Research ($0) + Ownership ($0) = $337.
Last reported payment date: 2024-11-07 • Largest payer in this snapshot: AngioDynamics, Inc. ($146).
Total Amount
$337
General + Research + Ownership
Payments
6
Total payment records
General Amount
$337
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AngioDynamics, Inc. | $146 |
| AstraZeneca Pharmaceuticals LP | $97 |
| Lilly USA, LLC | $28 |
| AIMMUNE THERAPEUTICS, INC. | $24 |
| Eisai Inc. | $23 |
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: 2005-05-25
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 |
|---|---|---|---|---|
| I20050525001361 | I | Internal Medicine | 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 | 827 | 125 | $0 |
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 752 | 201 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 299 | 28 | $0 |
| 99306 | Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 232 | 188 | $0 |
| 99316 | Nursing facility discharge management, more than 30 minutes | 232 | 171 | $0 |
Insurance plans in this area (ZIP 90001)
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