MASS LUNG & ALLERGY, PC. – Pulmonary Disease Physician, NPI 1679734545

MASS LUNG & ALLERGY, PC. is a healthcare provider. based in Leominster, Massachusetts. specializing in Pulmonary Disease Physician. The NPI Number for MASS LUNG & ALLERGY, PC. is 1679734545

Main info

Organization
Name
MASS LUNG & ALLERGY, PC.
NPI
1679734545
Phone
(978) 466-2692
Address
PO BOX 726
Authorized Official
DR. PAYAM AGHASSI OWNER PHYSICIAN M.D.
Enumeration Date
23 June 2008
Last Update Date
22 January 2014
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience49
Completeness75
Years active:17State licenses:0Digital endpointsOther names

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Provider Addresses for MASS LUNG & ALLERGY, PC.

  • PO BOX 726

    LEOMINSTER, MA 014530726

    Phone: (978) 466-2692

    Fax: (978) 466-4754

    Type: Mailing

  • Health Alliance Hospital Library, 100, Hospital Road, West Leominster, Leominster, Worcester County, Massachusetts, 01453, United States

    SUITE 2A

    LEOMINSTER, MA 014532253

    Phone: (978) 466-2692

    Fax: (978) 466-4754

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2012-04-16

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Revalidation due soon

Earliest CMS due date is 2026-07-31 (50 days away).

Enrollment records

2

Earliest due date

2026-07-31

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
O20090213000102OClinic/Group PracticeMA2026-07-31
O20120416000374OIndependent Diagnostic Testing Facility (Idtf)MATBD

What to do next

  • Confirm the due date on the CMS Revalidation Lookup Tool.
  • Complete revalidation in PECOS before the published due date.
  • If you have multiple enrollment records, revalidate each one on its own schedule.

Verify on CMS Revalidation Lookup Tool

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 01453)

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Reviews

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Frequently asked questions

What NPI should I save for MASS LUNG & ALLERGY, PC.?
Save NPI 1679734545 if you need a stable reference for MASS LUNG & ALLERGY, PC..
Is MASS LUNG & ALLERGY, PC.'s NPI currently valid?
The extract we use shows MASS LUNG & ALLERGY, PC. as active.
What kind of provider is MASS LUNG & ALLERGY, PC.?
The page reflects Pulmonary Disease Physician for MASS LUNG & ALLERGY, PC.. Clinical services aligned with this taxonomy classification.
Does MASS LUNG & ALLERGY, PC. practice in Massachusetts?
You will see Leominster, Massachusetts on file for MASS LUNG & ALLERGY, PC. alongside any extra practice locations.
What if Leominster, Massachusetts seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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