DR. WILLIAM JOSEPH SULLIVAN DNP, FNP
NPI 1184991150
Nurse Practitioner - Family in Leeds, MA

Active since November 19, 2011PECOS Enrolled
421 N MAIN ST, LEEDS, MA 01053(413) 627-2625 Get Directions Write a Review

NPPES record last updated: November 19, 2011. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William Joseph Sullivan Dnp, Fnp NPPES

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

DR. WILLIAM JOSEPH SULLIVAN DNP, FNP (NPI 1184991150) is an individual family provider in Leeds, Massachusetts, licensed in Massachusetts (215708) and active in the NPI registry since November 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184991150
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameDR. WILLIAM JOSEPH SULLIVANCredential: DNP, FNP
Location Address421 N MAIN STLeeds, MA 01053-9764
Mailing Address41 Copeland StSpringfield, MA 01108-2970 · (413) 627-2625
Sole ProprietorNo
Enumeration DateNovember 19, 2011
NPI 1184991150 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in MA · 215708
421 N MAIN ST, Leeds, MA 01053

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. William Joseph Sullivan Dnp, Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01053 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Internal Medicine
421 N MAIN ST
LEEDS, MA 01053
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
421 N MAIN ST
LEEDS, MA 01053
Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Speech-Language Pathologist
421 N MAIN ST
LEEDS, MA 01053
Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Otolaryngology
421 N MAIN ST
LEEDS, MA 01053
Optometrist
421 N MAIN ST
LEEDS, MA 01053

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 Sullivan's NPI number?

The NPI number for William Sullivan is 1184991150. It was assigned to this individual provider in the NPPES registry on November 19, 2011.

Where is William Sullivan located?

William Sullivan practices at 421 N Main St, Leeds, MA 01053. The listed phone number is (413) 627-2625.

What is William Sullivan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is William Sullivan enrolled in Medicare?

Yes. William Sullivan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Sullivan was last updated on November 19, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.