DR. JOHN S SULLIVAN (MD) – Allergy Physician, NPI 1568466324

DR. JOHN S SULLIVAN (MD) is a healthcare provider. based in Worcester, Massachusetts. specializing in Allergy Physician. They hold the professional credentials MD. They hold a License No. 57446 (MA). The NPI Number for DR. JOHN S SULLIVAN (MD) is 1568466324

Main info

Male
Name
DR. JOHN S SULLIVAN (MD)
NPI
1568466324
Phone
(508) 757-1589
Address
100 MLK JR BLVD
Enumeration Date
9 June 2005
Last Update Date
3 September 2008
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:21State licenses:1Digital endpointsOther names

Loading map...

Provider Addresses for DR. JOHN S SULLIVAN (MD)

  • 100, MLK, Jr Boulevard, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01613, United States

    2ND FLOOR

    WORCESTER, MA 016081209

    Phone: (508) 757-1589

    Fax: (508) 756-5633

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 01608)

Loading plans...

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What unique ID ties claims to DR. JOHN S SULLIVAN (MD)?
NPI 1568466324 is assigned to DR. JOHN S SULLIVAN (MD) under the national enumeration system.
Does this profile mean DR. JOHN S SULLIVAN (MD) is currently active?
Yes — DR. JOHN S SULLIVAN (MD) appears active in the national provider directory.
What does DR. JOHN S SULLIVAN (MD) treat or focus on?
Patients typically see DR. JOHN S SULLIVAN (MD) under the specialty Allergy Physician. Clinical services aligned with this taxonomy classification.
Where does public data place DR. JOHN S SULLIVAN (MD)?
The snapshot lists Worcester, Massachusetts for DR. JOHN S SULLIVAN (MD); download NPPES for the complete set.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

100, MLK, Jr Boulevard, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01613, United States
NPI: 1720082662
100, MLK, Jr Boulevard, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01613, United States
NPI: 1093708927
100, MLK, Jr Boulevard, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01613, United States
NPI: 1144324716