Doctor profile · Federal record

Dr. Ricky Chang, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Santa Monica, CA

  • NPI 1255699351
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2336 Santa Monica Blvd Ste 301
Santa Monica, CA 904042067
(310) 998-9118
fax (310) 829-9318
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
December 3, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A162877

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255699351. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
636
Distinct HCPCS
9
Medicare allowed
$45,614
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 158 86 $91
20550 Injection into tendon or ligament 150 81 $63
97810 Acupuncture, initial 15 minutes 127 74 $42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 51 49 $137
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 45 28 $83
97140 Therapy procedure using manual technique, each 15 minutes 39 27 $30
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 20 $52
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $122
20553 Injection of trigger points, 3 or more muscles 18 17 $45

In context: peer comparison

Among 58 peers in this city , average services per provider: 97. This provider delivers 6.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ricky Chang's medical specialty?
Dr. Ricky Chang practices Internal Medicine Physician in Santa Monica, CA.
Where does Dr. Ricky Chang practice?
Dr. Ricky Chang practices at 2336 Santa Monica Blvd Ste 301, Santa Monica, CA 904042067. Office phone: 3109989118.
What is Dr. Ricky Chang's NPI?
Dr. Ricky Chang's National Provider Identifier (NPI) is 1255699351, issued by NPPES.
Does Dr. Ricky Chang accept Medicare assignment?
Yes. Dr. Ricky Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ricky Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Injection into tendon or ligament (HCPCS 20550); Acupuncture (HCPCS 97810). Source: CMS Medicare Physician & Other Practitioners file.