DR. KIEM DIAN LIEM (M.D.) – Hematology & Oncology Physician, NPI 1407875982
Hematology & Oncology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,531 HEMATOLOGY/ONCOLOGY in CA
Provider Addresses for DR. KIEM DIAN LIEM (M.D.)
1043 Elm Ave
Ste 104
Long Beach, CA 908133271
Phone: (562) 590-0345
Fax: (562) 437-8139
Type: Location
350 Heritage Way Ste 1100
Kalispell, MT 599013160
Phone: (406) 752-8900
Fax: (406) 752-8909
Type: Location
PO BOX 512185
LOS ANGELES, CA 900510185
Phone:
Type: Mailing
3747 WORSHAM AVE STE 101
LONG BEACH, CA 908081734
Phone: (562) 430-5900
Fax: (562) 799-8379
Type: Location
1043, Elm Avenue, Imperial Beach, San Diego County, California, 91932, United States
STE 104
LONG BEACH, CA 908133244
Phone: (562) 590-0345
Fax: (562) 437-8139
Type: Mailing
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 $21.
Total Amount is formed as General ($21) + Research ($0) + Ownership ($0) = $21.
Last reported payment date: 2023-05-03 • Largest payer in this snapshot: Mirati Therapeutics, Inc. ($21).
Total Amount
$21
General + Research + Ownership
Payments
1
Total payment records
General Amount
$21
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-03
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Mirati Therapeutics, Inc. | $21 |
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: 2024-04-25
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 |
|---|---|---|---|---|
| I20040417000598 | I | Hematology/Oncology | CA | TBD |
| I20240425002414 | I | Hematology/Oncology | MT | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 15,750 | 15 | $0 |
| Q5101 | Injection, filgrastim-sndz, biosimilar, (zarxio), 1 microgram | 8,760 | 11 | $0 |
| J1569 | Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg | 3,270 | 11 | $0 |
| J0897 | Injection, denosumab, 1 mg | 2,220 | 18 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 918 | 28 | $0 |
Insurance plans in this area (ZIP 90813)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | CA | 85610 | Blood test, clotting time | 66 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| Infectious Disease, Internal Medicine | MT | |
| - | MT | |
| - | MT | |
| Internal Medicine | MT | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | MT | |
| Diagnostic Radiology | CA | |
| - | MT | |
| - | MT | |
| Family Practice | MT |
Reviews
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