Doctor profile · Federal record

Dr. Il Chon, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Ephrata, PA

  • NPI 1538173869
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
446 N Reading RD, Suite 301
Ephrata, PA 175229802
(717) 733-6546
fax (717) 733-6010

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
January 20, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD073540L
Medicaid
PA #1842878

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538173869. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
386
Distinct HCPCS
10
Medicare allowed
$35,920
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 68 41 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 58 32 $48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 45 44 $125
99239 Hospital discharge day management, more than 30 minutes 44 41 $109
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 44 28 $72
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 34 20 $104
99316 Nursing facility discharge management, more than 30 minutes 25 24 $128
99315 Nursing facility discharge day management, 30 minutes or less 19 19 $79
99238 Hospital discharge day management, 30 minutes or less 18 18 $79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 16 $169

In context: peer comparison

Among 8 peers in this city , average services per provider: 128. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$403
Transactions
21
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 16 $310.28
AstraZeneca Pharmaceuticals LP 3 $54.10
ABBVIE INC. 1 $19.57
Exact Sciences Corporation 1 $18.77

By nature of payment

Food and Beverage
$403

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,626
Patients
511
Total drug cost
$89,995
Drug Type Claims Patients Total cost
Lisinopril Generic 196 62 $1,405
Omeprazole Generic 168 48 $3,465
Atorvastatin Calcium Generic 156 59 $2,328
Amlodipine Besylate Generic 144 47 $1,166
Levothyroxine Sodium Generic 132 43 $2,742
Losartan Potassium Generic 122 46 $1,885
Sertraline Hcl Generic 105 24 $1,255
Simvastatin Generic 97 27 $985
Hydrochlorothiazide Generic 80 26 $340
Metoprolol Tartrate Generic 77 29 $624

Frequently asked questions

Auto-generated from federal data
What is Dr. Il Chon's medical specialty?
Dr. Il Chon practices Internal Medicine Physician in Ephrata, PA.
Where does Dr. Il Chon practice?
Dr. Il Chon practices at 446 N Reading RD, Ephrata, PA 175229802. Office phone: 7177336546.
What is Dr. Il Chon's NPI?
Dr. Il Chon's National Provider Identifier (NPI) is 1538173869, issued by NPPES.
Does Dr. Il Chon accept Medicare assignment?
Yes. Dr. Il Chon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Il Chon commonly perform?
Top Medicare-reported procedures in 2023: 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); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.