Doctor profile · Federal record

Dr. Kristopher Wentzel, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · Los Angeles, CA

  • NPI 1427317403
  • Accepts Medicare
  • MIPS 84.1 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 N State St, CT-A7D
Los Angeles, CA 90033
(323) 226-7556
fax (323) 226-2657

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
June 7, 2018
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A128813

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427317403. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50,574
Distinct HCPCS
10
Medicare allowed
$557,163
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 21,750 15 $1
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 10,250 15 $7
J0897 Injection, denosumab, 1 mg 5,640 32 $23
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 1,341 245 $8
80053 Blood test, comprehensive group of blood chemicals 1,215 247 $10
83615 Lactate dehydrogenase (enzyme) level 1,119 230 $6
84100 Phosphate level 1,115 229 $5
84550 Uric acid level, blood 1,113 228 $4
99214 Established patient office or other outpatient visit, 30-39 minutes 1,077 237 $141
36415 Insertion of needle into vein for collection of blood sample 1,039 210 $8

In context: peer comparison

Among 50 peers in Los Angeles Hematology & Oncology Physician, average services per provider: 1,244. This provider delivers 41× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
301
Patients
0
Total drug cost
$780,753
Drug Type Claims Patients Total cost
Warfarin Sodium Generic 36 0 $643
Eliquis (Apixaban) Brand 34 0 $29,508
Prednisone Generic 32 0 $209
Abiraterone Acetate Generic 29 0 $47,846
Xarelto (Rivaroxaban) Brand 28 0 $22,897
Hydroxyurea Generic 27 0 $844
Revlimid (Lenalidomide) Brand 17 0 $316,277
Amlodipine Besylate Generic 14 0 $205
Gabapentin Generic 14 0 $313
Allopurinol Generic 12 0 $98

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristopher Wentzel's medical specialty?
Dr. Kristopher Wentzel practices Hematology & Oncology Physician in Los Angeles, CA.
Where does Dr. Kristopher Wentzel practice?
Dr. Kristopher Wentzel practices at 1200 N State St, Los Angeles, CA 90033. Office phone: 3232267556.
What is Dr. Kristopher Wentzel's NPI?
Dr. Kristopher Wentzel's National Provider Identifier (NPI) is 1427317403, issued by NPPES.
Does Dr. Kristopher Wentzel accept Medicare assignment?
Yes. Dr. Kristopher Wentzel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristopher Wentzel commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, epoetin alfa, (for non-esrd use), 1000 units (HCPCS J0885); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.