What is Mark Oh's NPI number?

Mark Oh's National Provider Identifier (NPI) is 1629604491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Oh's specialty?

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

Where is Mark Oh located?

Mark Oh's practice location on file with NPPES is 400 N Pepper Ave, Colton, CA 92324-1801.

What is Mark Oh's phone number?

The practice phone number listed in the NPPES registry for Mark Oh is (909) 580-3145.

Is Mark Oh's NPI active?

Yes — Mark Oh's NPI (1629604491) is active in the NPPES registry as of the last update on 2020-03-12.

IndividualActive

Mark Oh

NPI 1629604491 · Registered Nurse · Colton, CA

Mark Oh is a Registered Nurse provider in Colton, CA (NPI 1629604491).

Provider details

NPI number: 1629604491
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Male
Sole proprietor: Yes
License: 759964 (CA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 759964 (CA)
Nursing Service Providers

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
6 yrs in NPPES 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

400 N Pepper Ave

Colton, CA 92324-1801

Phone: (909) 580-3145

Street-level locationGet directions

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Mailing address