What is Marco Ontiveros's NPI number?

Marco Ontiveros's National Provider Identifier (NPI) is 1609681451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marco Ontiveros's specialty?

Marco Ontiveros is listed in the NPPES registry with a primary specialty of Adult Companion (Nursing Service Related Providers).

Where is Marco Ontiveros located?

Marco Ontiveros's practice location on file with NPPES is 500 Crown Point Cir Ste 120, Grass Valley, CA 95945-9561.

What is Marco Ontiveros's phone number?

The practice phone number listed in the NPPES registry for Marco Ontiveros is (530) 265-1437.

Is Marco Ontiveros's NPI active?

Yes — Marco Ontiveros's NPI (1609681451) is active in the NPPES registry as of the last update on 2025-04-01.

IndividualActive

Marco Ontiveros

NPI 1609681451 · Adult Companion · Grass Valley, CA

Marco Ontiveros is a Adult Companion provider in Grass Valley, CA (NPI 1609681451).

Provider details

NPI number: 1609681451
Entity type: Individual
Primary specialty: Adult CompanionNursing Service Related Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Adult CompanionPrimary372600000X
Nursing Service Related Providers

Profile Score

Basic profile(49/100 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
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

500 Crown Point Cir Ste 120

Grass Valley, CA 95945-9561

Phone: (530) 265-1437

Approximate (ZIP-level) locationGet directions

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Mailing address