Doctor profile · Federal record

Dr. Charles Chen, MD

Hematology & Oncology Physician (CMS: Internal Medicine) · Foxboro, MA

  • NPI 1629141122
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
70 Walnut St Ste 101
Foxboro, MA 020355313
(508) 668-5060
fax (508) 668-6110

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
September 15, 2009
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #59676
Medicaid
MA #3035379

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629141122. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,783
Distinct HCPCS
5
Medicare allowed
$230,261
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,074 443 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 488 261 $99
99204 New patient office or other outpatient visit, 45-59 minutes 83 83 $182
99443 Telephone medical discussion with physician, 21-30 minutes 72 39 $105
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 66 66 $142

In context: peer comparison

Among 1 peers in Foxboro Hematology & Oncology Physician, average services per provider: 356. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$98
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 1 $98.00

By nature of payment

Education
$98

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,282
Patients
308
Total drug cost
$139,855
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 142 38 $4,224
Atorvastatin Calcium Generic 128 35 $2,706
Eliquis (Apixaban) Brand 122 28 $117,206
Prednisone Generic 117 28 $801
Omeprazole Generic 91 26 $1,408
Simvastatin Generic 90 26 $864
Lisinopril Generic 88 26 $559
Oxycodone Hcl Generic 79 0 $4,440
Levothyroxine Sodium Generic 76 17 $1,259
Allopurinol Generic 73 20 $1,422

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Chen's medical specialty?
Dr. Charles Chen practices Hematology & Oncology Physician in Foxboro, MA.
Where does Dr. Charles Chen practice?
Dr. Charles Chen practices at 70 Walnut St Ste 101, Foxboro, MA 020355313. Office phone: 5086685060.
What is Dr. Charles Chen's NPI?
Dr. Charles Chen's National Provider Identifier (NPI) is 1629141122, issued by NPPES.
Does Dr. Charles Chen accept Medicare assignment?
Yes. Dr. Charles Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Chen 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 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.