Doctor profile · Federal record

Dr. Hong Seok Lee, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Specialist · Pasadena, CA

  • NPI 1750767273
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
100 W California Blvd
Pasadena, CA 911053010
(626) 352-1444
Additional location
2101 N Waterman Ave, Medical Staff Office
San Bernardino, CA 92404
(954) 290-1746
Mailing address
2101 N Waterman Ave, Medical Staff Office
San Bernardino, CA 924044836

Credentials & registration

NPPES · NUCC
NPI registered
August 2015 — 11 yrs on file
Profile last updated
July 8, 2025
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A143427

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750767273. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,189
Distinct HCPCS
10
Medicare allowed
$201,640
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 408 402 $135
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 367 359 $66
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 328 206 $82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 197 189 $179
93308 Ultrasound of heart, follow-up 80 77 $24
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 79 75 $3
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 69 68 $66
99238 Hospital discharge day management, 30 minutes or less 66 66 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 58 43 $94
99215 Established patient office or other outpatient visit, 40-54 minutes 54 43 $139

In context: peer comparison

Among 7 peers in Pasadena Hospitalist Physician, average services per provider: 112. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,268
Transactions
8
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 6 $1,222.04
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 2 $46.00

By nature of payment

Travel and Lodging
$1,150
Food and Beverage
$118

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,347
Patients
531
Total drug cost
$460,538
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 174 68 $1,375
Metoprolol Succinate Generic 148 60 $3,139
Atorvastatin Calcium Generic 129 55 $2,191
Furosemide Generic 127 54 $1,009
Losartan Potassium Generic 106 43 $1,685
Entresto (Sacubitril/Valsartan) Brand 93 30 $171,039
Carvedilol Generic 88 32 $1,148
Lisinopril Generic 87 32 $1,131
Eliquis (Apixaban) Brand 85 37 $131,509
Potassium Chloride Generic 72 34 $1,971

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hong Seok Lee's medical specialty?
Dr. Hong Seok Lee practices Hospitalist Physician in Pasadena, CA.
Where does Dr. Hong Seok Lee practice?
Dr. Hong Seok Lee practices at 100 W California Blvd, Pasadena, CA 911053010. Office phone: 6263521444.
What is Dr. Hong Seok Lee's NPI?
Dr. Hong Seok Lee's National Provider Identifier (NPI) is 1750767273, issued by NPPES.
Does Dr. Hong Seok Lee accept Medicare assignment?
Yes. Dr. Hong Seok Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hong Seok Lee commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.