WILLIAM KENNETH MASK M.D.
NPI 1215030507
Radiology - Diagnostic Radiology in Durham, NC

Active since September 05, 2006PECOS EnrolledAccepts Medicare Assignment
5921 BEECH BLUFF LN, DURHAM, NC 27705(504) 908-0337(866) 722-3757 Get Directions Write a Review

NPPES record last updated: February 7, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About William Kenneth Mask M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM KENNETH MASK M.D. (NPI 1215030507) is an individual diagnostic radiology provider in Durham, North Carolina, licensed in California (A48451) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Bronxcare Hospital Center, and is a graduate of Duke University School Of Medicine (1988).

NPPES Registry Identity

NPI1215030507
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameWILLIAM KENNETH MASKCredential: M.D.
Location Address5921 BEECH BLUFF LNDurham, NC 27705-8115
Mailing Address5921 Beech Bluff LnDurham, NC 27705-8115 · (504) 908-0337 · Fax (337) 706-8930
Fax(866) 722-3757
Sole ProprietorNo
Medical School CMSDuke University School Of MedicineGraduated 1988
Enumeration DateSeptember 5, 2006
Last NPPES UpdateFebruary 7, 2023
NPPES CertifiedJanuary 18, 2023
NPI 1215030507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in CA · A48451
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
5921 BEECH BLUFF LN, Durham, NC 27705

Other Identifiers 1

Medicaid1670189LA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

William Kenneth Mask M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264452457
PECOS Enrollment IDI20181226001054, I20241004001878
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 28

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
774 services637 patients
Ultrasound study of one arm or leg veins with compression and maneuvers 93971
This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.
177 services167 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
130 services128 patients
Ultrasound study of arm or leg veins with compression and maneuvers 93970
An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.
86 services82 patients
Ct scan of chest without contrast 71250
A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.
66 services65 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
61 services60 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Bronxcare Hospital Center

Acute Care Hospitals · Bronx, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330009
Location1276 Fulton AvenueBronx, NY 10456 · Bronx County
Emergency services Birthing friendly

Nyack Hospital

Acute Care Hospitals · Nyack, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330104
Location160 North Midland AvenueNyack, NY 10960 · Rockland County
Birthing friendly

Garnet Health Medical Center

Acute Care Hospitals · Middletown, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330126
Location707 East Main StreetMiddletown, NY 10940 · Orange County
Emergency services Birthing friendly

Montefiore New Rochelle Hospital

Acute Care Hospitals · New Rochelle, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330184
Location16 Guion PlaceNew Rochelle, NY 10802 · Westchester County
Emergency services Birthing friendly

St John's Episcopal Hospital At South Shore

Acute Care Hospitals · Far Rockaway, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330395
Location327 Beach 19th StreetFar Rockaway, NY 11691 · Queens County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27705 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.90 typical visit price
range $54.12 – $165.09
Typical copayment $20.97 (range $13.53 – $41.27)
Most-billed visit code 99203
Established Patient
$67.72 typical visit price
range $17.21 – $134.61
Typical copayment $16.93 (range $4.30 – $33.65)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
100%448 patients
Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
100%215 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%22 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Mask's NPI number?

The NPI number for William Mask is 1215030507. It was assigned to this individual provider in the NPPES registry on September 5, 2006.

Where is William Mask located?

William Mask practices at 5921 Beech Bluff Ln, Durham, NC 27705. The listed phone number is (504) 908-0337.

What is William Mask's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is William Mask enrolled in Medicare?

Yes. William Mask is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Mask accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 2 other insurers list William Mask as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Mask affiliated with any hospitals?

According to CMS data, William Mask is affiliated with Bronxcare Hospital Center, Nyack Hospital, Garnet Health Medical Center, Montefiore New Rochelle Hospital and St John's Episcopal Hospital At South Shore.

When was this NPI record last updated?

The NPPES record for William Mask was last updated on February 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.