What is Mark Pishay's NPI number?

Mark Pishay's National Provider Identifier (NPI) is 1255280616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Pishay's specialty?

Mark Pishay is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Mark Pishay located?

Mark Pishay's practice location on file with NPPES is 2472 Windmill Creek Rd, Chino Hills, CA 91709-4354.

What is Mark Pishay's phone number?

The practice phone number listed in the NPPES registry for Mark Pishay is (909) 203-8296.

Is Mark Pishay's NPI active?

Yes — Mark Pishay's NPI (1255280616) is active in the NPPES registry as of the last update on 2026-01-27.

IndividualActive

Mark Pishay

NPI 1255280616 · Physician Assistant · Chino Hills, CA

Mark Pishay is a Physician Assistant provider in Chino Hills, CA (NPI 1255280616).

Provider details

NPI number: 1255280616
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Physician AssistantPrimary363A00000X
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Basic profile(47/100 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

2472 Windmill Creek Rd

Chino Hills, CA 91709-4354

Phone: (909) 203-8296

Street-level locationGet directions

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Mailing address