Doctor profile · Federal record

Dr. Rolf Freter, MD, PHD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Brockton, MA

  • NPI 1457338576
  • Accepts Medicare
  • MIPS 84.4 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 Centre St
Brockton, MA 023023308
(508) 941-7117
fax (508) 941-6117

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
January 21, 2016
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Massachusetts #59350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457338576. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,544
Distinct HCPCS
6
Medicare allowed
$168,828
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 694 394 $98
99215 Established patient office or other outpatient visit, 40-54 minutes 483 109 $145
99213 Established patient office or other outpatient visit, 20-29 minutes 133 104 $66
36415 Insertion of needle into vein for collection of blood sample 98 53 $8
99204 New patient office or other outpatient visit, 45-59 minutes 70 70 $134
99205 New patient office or other outpatient visit, 60-74 minutes 66 66 $182

In context: peer comparison

Among 4 peers in this city , average services per provider: 1,432. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$61
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $38.98
Genentech USA, Inc. 1 $22.25

By nature of payment

Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,042
Patients
258
Total drug cost
$2,839,286
Drug Type Claims Patients Total cost
Anastrozole Generic 298 76 $9,973
Prochlorperazine Maleate Generic 104 66 $2,242
Letrozole Generic 91 22 $2,261
Tamoxifen Citrate Generic 75 15 $2,580
Hydroxyurea Generic 74 14 $1,751
Xtandi (Enzalutamide) Brand 67 0 $933,701
Prednisone Generic 62 15 $344
Abiraterone Acetate Generic 53 0 $247,084
Lenalidomide Generic 49 0 $686,503
Eliquis (Apixaban) Brand 46 0 $30,516

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rolf Freter's medical specialty?
Dr. Rolf Freter practices Hematology & Oncology Physician in Brockton, MA.
Where does Dr. Rolf Freter practice?
Dr. Rolf Freter practices at 680 Centre St, Brockton, MA 023023308. Office phone: 5089417117.
What is Dr. Rolf Freter's NPI?
Dr. Rolf Freter's National Provider Identifier (NPI) is 1457338576, issued by NPPES.
Does Dr. Rolf Freter accept Medicare assignment?
Yes. Dr. Rolf Freter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rolf Freter 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 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.