Doctor profile · Federal record

Dr. Evan Ng, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1518141720
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 S Michigan Ave, Suite 805
Chicago, IL 606042402
(312) 922-3815
fax (312) 922-7449

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
July 15, 2015
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036120967

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518141720. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
455
Distinct HCPCS
10
Medicare allowed
$49,639
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 157 83 $133
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 90 90 $134
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes 55 38 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 43 39 $95
99443 Telephone medical discussion with physician, 21-30 minutes 22 12 $132
99215 Established patient office or other outpatient visit, 40-54 minutes 18 16 $183
G0008 Administration of influenza virus vaccine 17 17 $32
90662 Influenza vaccine split virus, preservative free 15 15 $72
G0009 Administration of pneumococcal vaccine 14 14 $29
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 12 12 $282

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 2.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
828
Patients
216
Total drug cost
$15,115
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 192 58 $2,810
Rosuvastatin Calcium Generic 108 35 $2,171
Amlodipine Besylate Generic 75 24 $778
Losartan Potassium Generic 55 21 $812
Levothyroxine Sodium Generic 50 17 $1,050
Allopurinol Generic 47 12 $970
Metformin Hcl ER (Metformin Hcl) Brand 41 11 $557
Tamsulosin Hcl Generic 39 13 $1,132
Celecoxib Generic 38 0 $1,657
Lisinopril Generic 38 13 $499

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Evan Ng's medical specialty?
Dr. Evan Ng practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Evan Ng practice?
Dr. Evan Ng practices at 200 S Michigan Ave, Chicago, IL 606042402. Office phone: 3129223815.
What is Dr. Evan Ng's NPI?
Dr. Evan Ng's National Provider Identifier (NPI) is 1518141720, issued by NPPES.
Does Dr. Evan Ng accept Medicare assignment?
Yes. Dr. Evan Ng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Evan Ng 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); Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes (HCPCS 99421). Source: CMS Medicare Physician & Other Practitioners file.