Doctor profile · Federal record
Dr. Karleung Siu, M.D.
Hematology (Internal Medicine) Physician (CMS: Hematology/Oncology) · Hospice and Palliative Medicine (Internal Medicine) Physician · Hematology & Oncology Physician · Hematology & Oncology Physician · Internal Medicine Physician · Teaneck, NJ
- NPI 1649417437
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
718 Teaneck RD, Regional Cancer Center
Teaneck, NJ 076664245
(201) 227-6008
fax (201) 227-6008
Credentials & registration
- NPI registered
- January 2009 — 17 yrs on file
- Profile last updated
- December 6, 2024
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RH0000X — NUCC code
- State licenses (4)
- New Jersey #25MA09153700 · New Jersey #247704 · New York #247704 · New Jersey #25MA091537001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649417437. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,872
Distinct HCPCS
10
Medicare allowed
$286,566
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 1,048 | 271 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 1,036 | 271 | $8 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 635 | 153 | $199 | |
80053 |
Blood test, comprehensive group of blood chemicals | 485 | 215 | $10 | |
83615 |
Lactate dehydrogenase (enzyme) level | 418 | 142 | $6 | |
80047 |
Blood test, basic group of blood chemicals (calcium, ionized) | 415 | 87 | $13 | |
84550 |
Uric acid level, blood | 340 | 102 | $4 | |
80076 |
Liver function blood test panel | 324 | 79 | $8 | |
84100 |
Phosphate level | 277 | 74 | $5 | |
83735 |
Magnesium level | 274 | 76 | $6 |
In context: peer comparison
Among 1 peers in Teaneck Hematology (Internal Medicine) Physician, average services per provider: 164. This provider delivers 48× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
549
Patients
121
Total drug cost
$1,349,562
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 124 | 41 | $3,754 |
| Eliquis (Apixaban) | Brand | 76 | 16 | $56,802 |
| Xarelto (Rivaroxaban) | Brand | 63 | 18 | $56,384 |
| Jakafi (Ruxolitinib Phosphate) | Brand | 42 | 0 | $737,986 |
| Oxycodone Hcl | Generic | 33 | 13 | $2,215 |
| Prednisone | Generic | 32 | 20 | $294 |
| Lactulose | Generic | 24 | 0 | $229 |
| Gabapentin | Generic | 22 | 13 | $429 |
| Warfarin Sodium | Generic | 22 | 0 | $384 |
| Methadone Hcl | Generic | 21 | 0 | $1,448 |
Hospital affiliations
Frequently asked questions
What is Dr. Karleung Siu's medical specialty?
Dr. Karleung Siu practices Hematology (Internal Medicine) Physician in Teaneck, NJ.
Where does Dr. Karleung Siu practice?
Dr. Karleung Siu practices at 718 Teaneck RD, Teaneck, NJ 076664245. Office phone: 2012276008.
What is Dr. Karleung Siu's NPI?
Dr. Karleung Siu's National Provider Identifier (NPI) is 1649417437, issued by NPPES.
Does Dr. Karleung Siu accept Medicare assignment?
Yes. Dr. Karleung Siu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karleung Siu commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.