What is Luis Sierra's NPI number?

Luis Sierra's National Provider Identifier (NPI) is 1205699139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Luis Sierra's specialty?

Luis Sierra is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Luis Sierra located?

Luis Sierra's practice location on file with NPPES is 17 Robbins St Apt 2-2, Waltham, MA 02453-3998.

What is Luis Sierra's phone number?

The practice phone number listed in the NPPES registry for Luis Sierra is (305) 479-1216.

Is Luis Sierra's NPI active?

Yes — Luis Sierra's NPI (1205699139) is active in the NPPES registry as of the last update on 2024-02-02.

IndividualActive

Luis Sierra

NPI 1205699139 · Psychologist · Waltham, MA

Luis Sierra is a Psychologist provider in Waltham, MA (NPI 1205699139).

Provider details

NPI number: 1205699139
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

PsychologistPrimary103T00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(51/100 index)

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

Registry tenure38% of score
2 yrs in NPPES registry
Profile completeness38% of score
83% 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

17 Robbins St Apt 2-2

Waltham, MA 02453-3998

Phone: (305) 479-1216

Street-level locationGet directions

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Mailing address