Mass Lung & Allergy, P.C.
NPI 1326305368 · Sleep Disorder Diagnostic Clinic/Center · Leominster, MA
Mass Lung & Allergy, P.C. is a Sleep Disorder Diagnostic Clinic/Center organization in Leominster, MA (NPI 1326305368).
Provider details
- NPI number
- 1326305368
- Entity type
- Organization
- Primary specialty
- Sleep Disorder Diagnostic Clinic/CenterAmbulatory Health Care Facilities
- Parent organization
- Mass Lung & Allergy, P.C.
- Organization subpart
- Yes
- Authorized official
- Payam Aghassi, Owner-Physician(978) 728-4641
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Sleep Center
Registry dates
- Enumerated
- 2012-04-16
- Last updated
- 2012-04-16
Frequently asked questions
- What is Mass Lung & Allergy, P.C.'s NPI number?
- Mass Lung & Allergy, P.C.'s National Provider Identifier (NPI) is 1326305368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mass Lung & Allergy, P.C.?
- Mass Lung & Allergy, P.C. is classified in the NPPES registry as Sleep Disorder Diagnostic Clinic/Center (Ambulatory Health Care Facilities).
- Where is Mass Lung & Allergy, P.C. located?
- Mass Lung & Allergy, P.C.'s practice location on file with NPPES is 100 Erdman Way, Leominster, MA 01453-1804.
- What is Mass Lung & Allergy, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Mass Lung & Allergy, P.C. is (978) 728-4641.
- Who is the authorized official for Mass Lung & Allergy, P.C.?
- The authorized official listed on Mass Lung & Allergy, P.C.'s NPPES record is Payam Aghassi, Owner-Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mass Lung & Allergy, P.C.'s NPI active?
- Yes — Mass Lung & Allergy, P.C.'s NPI (1326305368) is active in the NPPES registry as of the last update on 2012-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.