Doctor profile · Federal record

Dr. Anthony Stein, MD

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

  • NPI 1225046147
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Duarte RD
Duarte, CA 91010
(626) 256-4673
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 23, 2022
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
California #A41452

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225046147. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
664
Distinct HCPCS
5
Medicare allowed
$64,080
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 353 76 $103
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 224 34 $83
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 33 13 $52
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 28 11 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 26 18 $151

In context: peer comparison

Among 27 peers in Duarte Hematology (Internal Medicine) Physician, average services per provider: 117. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$304
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 1 $153.98
Novartis Pharmaceuticals Corporation 2 $61.61
Daiichi Sankyo INC. 2 $36.07
Abbvie INC. 1 $26.79
Jazz Pharmaceuticals INC. 1 $25.28

By nature of payment

Food and Beverage
$304

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
119
Patients
0
Total drug cost
$998,846
Drug Type Claims Patients Total cost
Jakafi (Ruxolitinib Phosphate) Brand 33 0 $481,541
Prednisone Generic 24 0 $229
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 22 0 $226
Amlodipine Besylate Generic 20 0 $188
Rezurock (Belumosudil Mesylate) Brand 20 0 $516,662

Frequently asked questions

Auto-generated from federal data
What is Dr. Anthony Stein's medical specialty?
Dr. Anthony Stein practices Hematology (Internal Medicine) Physician in Duarte, CA.
Where does Dr. Anthony Stein practice?
Dr. Anthony Stein practices at 1500 E Duarte RD, Duarte, CA 91010. Office phone: 6262564673.
What is Dr. Anthony Stein's NPI?
Dr. Anthony Stein's National Provider Identifier (NPI) is 1225046147, issued by NPPES.
Does Dr. Anthony Stein accept Medicare assignment?
Yes. Dr. Anthony Stein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anthony Stein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.