Doctor profile · Federal record

Dr. William Marasco, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Vascular & Interventional Radiology Physician · West Yarmouth, MA

  • NPI 1588654891
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21 Aarons Way
West Yarmouth, MA 026732593
(508) 771-5200

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
April 7, 2014
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Massachusetts #71311
Medicaid
MA #3135942

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588654891. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,777
Distinct HCPCS
8
Medicare allowed
$169,380
HCPCS Description Services Patients Avg allowed
77063 Screening 3d breast mammography 596 596 $55
77067 Screening mammography 596 596 $134
76641 Complete ultrasound scan of 1 breast 190 187 $109
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 114 105 $55
76642 Limited ultrasound scan of 1 breast 104 95 $89
77066 Diagnostic mammography of both breasts 87 83 $164
77080 Dxa bone density measurement of hip, pelvis, spine 60 59 $40
77065 Diagnostic mammography of 1 breast 30 29 $132

In context: peer comparison

Among 1 peers in West Yarmouth Diagnostic Radiology Physician, average services per provider: 222. This provider delivers 8.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Marasco's medical specialty?
Dr. William Marasco practices Diagnostic Radiology Physician in West Yarmouth, MA.
Where does Dr. William Marasco practice?
Dr. William Marasco practices at 21 Aarons Way, West Yarmouth, MA 026732593. Office phone: 5087715200.
What is Dr. William Marasco's NPI?
Dr. William Marasco's National Provider Identifier (NPI) is 1588654891, issued by NPPES.
Does Dr. William Marasco accept Medicare assignment?
Yes. Dr. William Marasco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Marasco commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); Complete ultrasound scan of 1 breast (HCPCS 76641). Source: CMS Medicare Physician & Other Practitioners file.