What is Tatyana Olivari's NPI number?

Tatyana Olivari's National Provider Identifier (NPI) is 1336810555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tatyana Olivari's specialty?

Tatyana Olivari is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Tatyana Olivari located?

Tatyana Olivari's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.

What is Tatyana Olivari's phone number?

The practice phone number listed in the NPPES registry for Tatyana Olivari is (617) 355-6000.

Is Tatyana Olivari's NPI active?

Yes — Tatyana Olivari's NPI (1336810555) is active in the NPPES registry as of the last update on 2025-07-17.

IndividualActive

Tatyana Olivari

NPI 1336810555 · Neonatal-Perinatal Medicine Physician · Boston, MA

Tatyana Olivari is a Neonatal-Perinatal Medicine Physician provider in Boston, MA (NPI 1336810555).

Provider details

NPI number: 1336810555
Entity type: Individual
Primary specialty: Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Neonatal-Perinatal Medicine PhysicianPrimary2080N0001XLicense 1022367 (MA)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Established profile(64/100 index)

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

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
3 documented practice locations

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

300 Longwood Ave

Boston, MA 02115-5724

Phone: (617) 355-6000

Street-level locationGet directions

More MA providers

Mailing address

225 E Chicago Ave

Chicago, IL 60611-2991

Additional practice locations (2)

201 Dowman Dr Ne
Atlanta, GA 30322-1061
Phone: (206) 817-5714
225 E Chicago Ave
Chicago, IL 60611-2991
Phone: (312) 227-4000

Enumerated: 2021-09-27
Last updated: 2025-07-17
Certified: 2025-07-17

Frequently asked questions

What is Tatyana Olivari's NPI number?: Tatyana Olivari's National Provider Identifier (NPI) is 1336810555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Tatyana Olivari's specialty?: Tatyana Olivari is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Tatyana Olivari located?: Tatyana Olivari's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
What is Tatyana Olivari's phone number?: The practice phone number listed in the NPPES registry for Tatyana Olivari is (617) 355-6000.
Is Tatyana Olivari's NPI active?: Yes — Tatyana Olivari's NPI (1336810555) is active in the NPPES registry as of the last update on 2025-07-17.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.