What is Phillip Osak's NPI number?

Phillip Osak's National Provider Identifier (NPI) is 1053123695, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Phillip Osak's specialty?

Phillip Osak is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).

Where is Phillip Osak located?

Phillip Osak's practice location on file with NPPES is 2160 S 1st Ave, Maywood, IL 60153-3328.

What is Phillip Osak's phone number?

The practice phone number listed in the NPPES registry for Phillip Osak is (888) 584-7888.

Is Phillip Osak's NPI active?

Yes — Phillip Osak's NPI (1053123695) is active in the NPPES registry as of the last update on 2026-06-04.

IndividualActive

Phillip Osak

NPI 1053123695 · Anesthesiology Physician · Maywood, IL

Phillip Osak is a Anesthesiology Physician provider in Maywood, IL (NPI 1053123695).

Provider details

NPI number: 1053123695
Entity type: Individual
Primary specialty: Anesthesiology PhysicianAllopathic & Osteopathic Physicians
Sex: Male
Sole proprietor: Yes
License: 125.087949 (IL)

Specialties & taxonomies

Anesthesiology PhysicianPrimary207L00000XLicense 125.087949 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(55/100 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
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

2160 S 1st Ave

Maywood, IL 60153-3328

Phone: (888) 584-7888

Street-level locationGet directions

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Mailing address