What is Mark Shen's NPI number?

Mark Shen's National Provider Identifier (NPI) is 1245176577, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Shen's specialty?

Mark Shen is listed in the NPPES registry with a primary specialty of Day Training/Habilitation Specialist (Nursing Service Related Providers).

Where is Mark Shen located?

Mark Shen's practice location on file with NPPES is 2751 Napa Valley Corporate Dr Bldg B, Napa, CA 94558-6216.

What is Mark Shen's phone number?

The practice phone number listed in the NPPES registry for Mark Shen is (707) 253-4711.

Is Mark Shen's NPI active?

Yes — Mark Shen's NPI (1245176577) is active in the NPPES registry as of the last update on 2026-05-06.

IndividualActive

Mark Shen

NPI 1245176577 · Day Training/Habilitation Specialist · Napa, CA

Mark Shen is a Day Training/Habilitation Specialist provider in Napa, CA (NPI 1245176577).

Provider details

NPI number: 1245176577
Entity type: Individual
Primary specialty: Day Training/Habilitation SpecialistNursing Service Related Providers
Sole proprietor: No

Specialties & taxonomies

Day Training/Habilitation SpecialistPrimary373H00000X
Nursing Service Related Providers

Profile Score

Basic profile(46/100 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
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

2751 Napa Valley Corporate Dr Bldg B

Napa, CA 94558-6216

Phone: (707) 253-4711

Street-level locationGet directions

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Mailing address