Doctor profile · Federal record

Dr. RUIJUN CHEN, MD

Hospitalist Physician · Internal Medicine Physician · Hospitalist Physician · NEW YORK, NY

  • NPI 1619395225
  • MIPS 93.4 / 100 · 2023
  • 12 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
525 E 68TH ST
NEW YORK, NY 100654870
(212) 746-4071
Additional location
505 Parnassus Ave
San Francisco, CA 941432204
(415) 476-1528
Additional location
100 N Academy Ave
Danville, PA 178229800
(570) 214-9585
Mailing address
525 E 68TH ST # 331
NEW YORK, NY 100654870

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
March 10, 2023
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
New York #288983 · Pennsylvania #MD463314

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619395225. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
60
Distinct HCPCS
3
Medicare allowed
$9,333
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 21 21 $192
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 20 18 $126
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $146

In context: peer comparison

Among 190 peers in this city , average services per provider: 97. This provider delivers 0.6× the peer median.