Michael Kozak
NPI 1144859448 · Anatomic Pathology & Clinical Pathology Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Kozak is a Anatomic Pathology & Clinical Pathology Physician provider in West Hollywood, CA (NPI 1144859448).
Provider details
- NPI number
- 1144859448
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
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
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
Mailing address
Registry dates
- Enumerated
- 2020-04-07
- Last updated
- 2025-07-17
- Certified
- 2025-07-17
Frequently asked questions
- What is Michael Kozak's NPI number?
- Michael Kozak's National Provider Identifier (NPI) is 1144859448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Kozak's specialty?
- Michael Kozak is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Kozak located?
- Michael Kozak's practice location on file with NPPES is 8700 Beverly Blvd # 8709, West Hollywood, CA 90048-1804.
- What is Michael Kozak's phone number?
- The practice phone number listed in the NPPES registry for Michael Kozak is (310) 423-6941.
- Does Michael Kozak accept Medicare?
- Michael Kozak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Kozak's NPI active?
- Yes — Michael Kozak's NPI (1144859448) is active in the NPPES registry as of the last update on 2025-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.