Dr. William James Marasco, MD
- Medicare services, 2024
- 1,762
- Medicare patients, 2024
- 708
- MIPS score, 2024
- 75
- Industry payments
- $32
- Affiliated sites
- 2
- Practice address
- 21 Aarons Way, West Yarmouth, MA 02673
- Practice phone
- Call (508) 771-5200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cape Diagnostic Imaging
Mammography / Breast Imaging Center · West Yarmouth, Massachusetts
Find Dr. Marasco's professional email, personal email and mobile number
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Dr. William James Marasco is a diagnostic radiologist in West Yarmouth, Massachusetts
Dr. Marasco practices at Cape Diagnostic Imaging in West Yarmouth, Massachusetts.
Dr. Marasco's NPI, 1588654891, was assigned on October 27, 2005. Dr. Marasco graduated from Boston University School of Medicine in 1988. Dr. Marasco holds Massachusetts license 71311.
- NPI
- 1588654891NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678517257
- NPI enumeration date
- October 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 771-5200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William James Marasco practices at Cape Diagnostic Imaging in West Yarmouth, Massachusetts
Dr. Marasco's primary practice is Cape Diagnostic Imaging, at 21 Aarons Way, West Yarmouth, MA 02673. The practice phone is (508) 771-5200.
- Cape Diagnostic Imaging21 Aarons Way, West Yarmouth, MA 02673Phone(508) 771-5200
Source: Dmand AI Affiliation Data
Dr. William James Marasco is affiliated with 2 sites of care
Dr. Marasco's primary practice is Cape Diagnostic Imaging in West Yarmouth, Massachusetts. Dmand AI also links Dr. Marasco to 1 physician office, named with a free account. Dr. Marasco's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William James Marasco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marasco practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cape Diagnostic Imaging | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William James Marasco is one of 1,246 diagnostic radiologists in Massachusetts
Diagnostic radiology is Dr. Marasco's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Marasco is licensed in Massachusetts.
Specialties and state licenses
- Diagnostic radiology, MassachusettsPrimary
Diagnostic radiologists near Dr. Marasco
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William James Marasco billed Medicare for 1,762 services in 2024
CMS data shows 1,762 Medicare services from Dr. Marasco across 9 procedure codes in 2024, for 708 Medicare patients. Medicare paid $152,454 for them. Every service was in an office.
Dr. Marasco's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,6632024: 1,6143%
- Other services
- 2023: 1142024: 13014%
- Surgery
- 2023: 02024: 18
Dr. Marasco compared with the Massachusetts median for diagnostic radiologists, 2024
- Dr. Marasco
- Massachusetts median
- Medicare services
- 1,762vs 2,24221% below
- Medicare patients
- 708vs 1,57155% below
Medians across 1,108 diagnostic radiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Marasco's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marasco and other diagnostic radiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William James Marasco treated 708 Medicare patients in 2024, average age 75
CMS counts 708 Medicare patients who saw Dr. Marasco in 2024. The largest group is 75 to 84, with 330 patients. 75% of them have high cholesterol, and 61% have high blood pressure. 10% are also on Medicaid. Their average risk score is 0.82, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Marasco's median patient age at 66, with 93% women.
Dr. Marasco's Medicare patients by age, 2024
Dr. Marasco's Medicare patients by sex, 2024
- Women69698%
- Men122%
Chronic conditions among Dr. Marasco's Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis43%
- Osteoporosis29%
- Anxiety26%
- Mood disorders24%
- Depression18%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marasco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women93%
- Men4%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William James Marasco scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Marasco for performance year 2024, reported individually. Dr. Marasco accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. William James Marasco received $32 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Marasco from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. GE Healthcare paid the most, $32.
Companies that paid Dr. Marasco the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William James Marasco graduated from Boston University School of Medicine
Dr. Marasco graduated from Boston University School of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William James Marasco's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William James Marasco
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William James Marasco's NPI number?
Dr. William James Marasco's NPI number is 1588654891. It was assigned on October 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William James Marasco?
Dr. William James Marasco is a diagnostic radiologist in West Yarmouth, Massachusetts. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. William James Marasco practice?
Dr. Marasco practices at 21 Aarons Way, West Yarmouth, MA 02673. Dr. Marasco's primary practice is Cape Diagnostic Imaging in West Yarmouth, Massachusetts. Dmand AI also links Dr. Marasco to 1 physician office.
What is Dr. William James Marasco's office phone number?
The practice phone on file for Dr. Marasco is (508) 771-5200.
What is Dr. William James Marasco's medical license number?
Dr. Marasco holds Massachusetts license 71311.
Does Dr. William James Marasco accept Medicare?
Yes. CMS data shows Dr. Marasco billed Medicare for 1,762 services in 2024, and Dr. Marasco accepts Medicare assignment.
What is Dr. William James Marasco's MIPS score?
Dr. Marasco's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. William James Marasco see?
CMS counts 708 Medicare patients who saw Dr. Marasco in 2024, with an average age of 75.
What services does Dr. William James Marasco bill to Medicare?
In 2024, Dr. Marasco's most billed Medicare services were radiation oncology (77063), radiation oncology (77067) and ultrasound (76641).
Where did Dr. William James Marasco go to medical school?
Dr. Marasco graduated from Boston University School of Medicine in 1988.
Has Dr. William James Marasco received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Dr. Marasco from 1 company from 2018 to 2018. The largest total came from GE Healthcare.
How long has Dr. William James Marasco been practicing?
Dr. Marasco graduated from medical school in 1988, 38 years ago.
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