Doctor profile · Federal record

Dr. Monica Lee, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Fullerton, CA

  • NPI 1215129309
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2151 N Harbor Blvd Ste 3200
Fullerton, CA 928353826
(714) 446-5900

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
October 4, 2022
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A101114

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215129309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,188
Distinct HCPCS
6
Medicare allowed
$150,736
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 957 282 $139
36415 Insertion of needle into vein for collection of blood sample 140 68 $8
99205 New patient office or other outpatient visit, 60-74 minutes 42 42 $237
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $180
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 18 13 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $98

In context: peer comparison

Among 3 peers in Fullerton Hematology & Oncology Physician, average services per provider: 169. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,770
Transactions
114
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 17 $4,952.54
AstraZeneca Pharmaceuticals Lp 10 $589.77
Merck Sharp & Dohme LLC 9 $204.46
Celgene Corporation 13 $186.45
Abbvie INC. 11 $158.09
Pfizer INC. 8 $146.23
Takeda Pharmaceuticals U.S.A., INC. 7 $142.76
Daiichi Sankyo INC. 8 $137.93
Eisai INC. 7 $134.41
Astellas Pharma US INC 2 $132.10
Incyte Corporation 5 $109.95
Lilly USA, LLC 3 $87.58
Janssen Biotech, INC. 3 $84.49
Array Biopharma INC 6 $80.21
E.R. Squibb & Sons, L.L.C. 5 $79.31

By nature of payment

Consulting Fee
$4,070
Food and Beverage
$2,728
Travel and Lodging
$505
Grant
$350
Education
$117

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
699
Patients
248
Total drug cost
$554,559
Drug Type Claims Patients Total cost
Anastrozole Generic 233 87 $8,565
Tamoxifen Citrate Generic 80 27 $2,808
Exemestane Generic 75 26 $24,165
Ondansetron Hcl Generic 50 32 $490
Letrozole Generic 42 17 $2,808
Prochlorperazine Maleate Generic 36 26 $397
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 28 21 $545
Prednisone Generic 26 0 $239
Hydroxyurea Generic 25 0 $1,010
Ibrance (Palbociclib) Brand 21 0 $248,922

Frequently asked questions

Auto-generated from federal data
What is Dr. Monica Lee's medical specialty?
Dr. Monica Lee practices Hematology & Oncology Physician in Fullerton, CA.
Where does Dr. Monica Lee practice?
Dr. Monica Lee practices at 2151 N Harbor Blvd Ste 3200, Fullerton, CA 928353826. Office phone: 7144465900.
What is Dr. Monica Lee's NPI?
Dr. Monica Lee's National Provider Identifier (NPI) is 1215129309, issued by NPPES.
Does Dr. Monica Lee accept Medicare assignment?
Yes. Dr. Monica Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Monica Lee commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.