Doctor profile · Federal record

Dr. Lee Rosen, M.D.

Specialist (CMS: Hematology/Oncology) · Santa Monica, CA

  • NPI 1346295870
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2020 Santa Monica Blvd, Suite 510
Santa Monica, CA 904042023
(310) 633-8400
fax (310) 633-8419
Mailing address
4550 Rubio Ave
Encino, CA 914363202

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 24, 2012
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #A49741

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346295870. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64,263
Distinct HCPCS
10
Medicare allowed
$397,175
HCPCS Description Services Patients Avg allowed
J1453 Injection, fosaprepitant, 1 mg 22,350 30 $0
J9263 Injection, oxaliplatin, 0.5 mg 15,580 16 $0
Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) 8,160 11 $1
Q5118 Injection, bevacizumab-bvzr, biosimilar, (zirabev), 10 mg 3,210 11 $29
J0461 Injection, atropine sulfate, 0.01 mg 1,925 13 $0
J2469 Injection, palonosetron hcl, 25 mcg 1,810 37 $1
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,781 38 $0
J0640 Injection, leucovorin calcium, per 50 mg 1,129 18 $4
99214 Established patient office or other outpatient visit, 30-39 minutes 792 163 $141
J9206 Injection, irinotecan, 20 mg 789 13 $2

In context: peer comparison

Among 5 peers in this city , average services per provider: 951. This provider delivers 68× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
52
Patients
0
Total drug cost
$224,377
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 18 0 $16,030
Imbruvica (Ibrutinib) Brand 12 0 $207,816
Ondansetron Odt (Ondansetron) Brand 11 0 $163
Pantoprazole Sodium Generic 11 0 $368

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lee Rosen's medical specialty?
Dr. Lee Rosen practices Specialist in Santa Monica, CA.
Where does Dr. Lee Rosen practice?
Dr. Lee Rosen practices at 2020 Santa Monica Blvd, Santa Monica, CA 904042023. Office phone: 3106338400.
What is Dr. Lee Rosen's NPI?
Dr. Lee Rosen's National Provider Identifier (NPI) is 1346295870, issued by NPPES.
Does Dr. Lee Rosen accept Medicare assignment?
Yes. Dr. Lee Rosen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lee Rosen commonly perform?
Top Medicare-reported procedures in 2023: Injection, fosaprepitant, 1 mg (HCPCS J1453); Injection, oxaliplatin, 0.5 mg (HCPCS J9263); Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138). Source: CMS Medicare Physician & Other Practitioners file.