What is Aaron Swerdlow's NPI number?

Aaron Swerdlow's National Provider Identifier (NPI) is 1538055454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aaron Swerdlow's specialty?

Aaron Swerdlow is listed in the NPPES registry with a primary specialty of Emergency Registered Nurse (Nursing Service Providers).

Where is Aaron Swerdlow located?

Aaron Swerdlow's practice location on file with NPPES is 46 Hubbard St, Concord, MA 01742-2507.

What is Aaron Swerdlow's phone number?

The practice phone number listed in the NPPES registry for Aaron Swerdlow is (847) 363-4900.

Is Aaron Swerdlow's NPI active?

Yes — Aaron Swerdlow's NPI (1538055454) is active in the NPPES registry as of the last update on 2025-06-16.

IndividualActive

Aaron Swerdlow

NPI 1538055454 · Emergency Registered Nurse · Concord, MA

Aaron Swerdlow is a Emergency Registered Nurse provider in Concord, MA (NPI 1538055454).

Provider details

NPI number: 1538055454
Entity type: Individual
Primary specialty: Emergency Registered NurseNursing Service Providers
Sex: Male
Sole proprietor: Yes
License: RN2351836 (MA)

Specialties & taxonomies

Emergency Registered NursePrimary163WE0003XLicense RN2351836 (MA)
Nursing Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

46 Hubbard St

Concord, MA 01742-2507

Phone: (847) 363-4900

Street-level locationGet directions

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Mailing address