Doctor profile · Federal record

Dr. Richard Chang, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Westlake, OH

  • NPI 1285620468
  • Accepts Medicare
  • MIPS 90.9 / 100 · 2023
  • 27 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
960 Clague RD Ste 1200, Seidman Cancer Center
Westlake, OH 441451585
(440) 250-2812
fax (440) 250-2821
Mailing address
24701 Euclid Ave, Third Floor
Euclid, OH 441171714

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
December 22, 2020
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Ohio #35-098177 · New York #223917

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285620468. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,041
Distinct HCPCS
7
Medicare allowed
$101,984
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 690 322 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 139 115 $95
99442 Telephone medical discussion with physician, 11-20 minutes 76 59 $64
99204 New patient office or other outpatient visit, 45-59 minutes 60 60 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 34 $170
99215 Established patient office or other outpatient visit, 40-54 minutes 26 22 $135
99442 Telephone medical discussion with physician, 11-20 minutes 14 13 $64

In context: peer comparison

Among 1 peers in Westlake Hematology & Oncology Physician, average services per provider: 148. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,609
Transactions
21
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $525.00
Pfizer INC. 3 $153.49
Incyte Corporation 2 $137.53
Amgen INC. 1 $129.11
Genmab U.S., INC. 1 $116.06
Genzyme Corporation 1 $115.16
Lilly USA, LLC 1 $99.65
Tempus Ai, INC 1 $95.84
Astellas Pharma US INC 1 $74.99
Genentech USA, INC. 3 $56.44
Celgene Corporation 2 $39.23
Abbvie INC. 2 $33.09
Daiichi Sankyo INC. 1 $16.70
Regeneron Healthcare Solutions, INC. 1 $16.25

By nature of payment

Food and Beverage
$909
Consulting Fee
$525
Education
$175

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
980
Patients
155
Total drug cost
$4,870,998
Drug Type Claims Patients Total cost
Hydroxyurea Generic 133 29 $3,653
Eliquis (Apixaban) Brand 107 23 $86,847
Anastrozole Generic 80 20 $2,624
Gabapentin Generic 80 14 $1,016
Imbruvica (Ibrutinib) Brand 69 0 $1,126,543
Acyclovir Generic 64 12 $1,839
Jakafi (Ruxolitinib Phosphate) Brand 63 0 $993,511
Prednisone Generic 61 28 $521
Xtandi (Enzalutamide) Brand 59 0 $898,045
Revlimid (Lenalidomide) Brand 57 0 $1,219,242

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Chang's medical specialty?
Dr. Richard Chang practices Hematology & Oncology Physician in Westlake, OH.
Where does Dr. Richard Chang practice?
Dr. Richard Chang practices at 960 Clague RD Ste 1200, Westlake, OH 441451585. Office phone: 4402502812.
What is Dr. Richard Chang's NPI?
Dr. Richard Chang's National Provider Identifier (NPI) is 1285620468, issued by NPPES.
Does Dr. Richard Chang accept Medicare assignment?
Yes. Dr. Richard Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.