What is Mark Estano's NPI number?

Mark Estano's National Provider Identifier (NPI) is 1568327245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Estano's specialty?

Mark Estano is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).

Where is Mark Estano located?

Mark Estano's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6106.

What is Mark Estano's phone number?

The practice phone number listed in the NPPES registry for Mark Estano is (617) 732-8881.

Is Mark Estano's NPI active?

Yes — Mark Estano's NPI (1568327245) is active in the NPPES registry as of the last update on 2025-12-16.

IndividualActive

Mark Estano

NPI 1568327245 · Ambulatory Care Registered Nurse · Boston, MA

Mark Estano is a Ambulatory Care Registered Nurse provider in Boston, MA (NPI 1568327245).

Provider details

NPI number: 1568327245
Entity type: Individual
Primary specialty: Ambulatory Care Registered NurseNursing Service Providers
Sex: Male
Sole proprietor: No
License: RN2270563 (MA)

Specialties & taxonomies

Ambulatory Care Registered NursePrimary163WP2201XLicense RN2270563 (MA)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

75 Francis St

Boston, MA 02115-6106

Phone: (617) 732-8881

Street-level locationGet directions

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Mailing address