Doctor profile · Federal record

Dr. Gyu Cheol Choi, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Worcester, MA

  • NPI 1770036451
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 W Boylston St # 2700
Worcester, MA 016051265
(083) 348-8025
fax (508) 334-8803
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
July 2016 — 10 yrs on file
Profile last updated
November 10, 2020
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #283576

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770036451. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,157
Distinct HCPCS
10
Medicare allowed
$86,226
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 444 232 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 222 222 $48
99213 Established patient office or other outpatient visit, 20-29 minutes 178 164 $53
99215 Established patient office or other outpatient visit, 40-54 minutes 87 67 $116
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 37 27 $54
99496 Transitional care management services for problem of high complexity 35 30 $115
G0008 Administration of influenza virus vaccine 34 34 $34
G0009 Administration of pneumococcal vaccine 30 30 $34
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 29 29 $264
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 29 29 $20

In context: peer comparison

Among 114 peers in Worcester Internal Medicine Physician, average services per provider: 102. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,990
Patients
959
Total drug cost
$251,558
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 575 180 $18,320
Lisinopril Generic 270 93 $2,873
Rosuvastatin Calcium Generic 249 88 $20,672
Omeprazole Generic 245 80 $5,413
Amlodipine Besylate Generic 237 80 $1,960
Gabapentin Generic 231 62 $3,978
Valsartan Generic 203 56 $9,026
Levothyroxine Sodium Generic 160 51 $2,695
Metoprolol Succinate Generic 147 45 $3,181
Losartan Potassium Generic 146 46 $2,778

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gyu Cheol Choi's medical specialty?
Dr. Gyu Cheol Choi practices Internal Medicine Physician in Worcester, MA.
Where does Dr. Gyu Cheol Choi practice?
Dr. Gyu Cheol Choi practices at 1 W Boylston St # 2700, Worcester, MA 016051265. Office phone: 0833488025.
What is Dr. Gyu Cheol Choi's NPI?
Dr. Gyu Cheol Choi's National Provider Identifier (NPI) is 1770036451, issued by NPPES.
Does Dr. Gyu Cheol Choi accept Medicare assignment?
Yes. Dr. Gyu Cheol Choi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gyu Cheol Choi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.