Michael Hemak, M.D.
NPI 1255638912 · Emergency Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Hemak, M.D. is a Emergency Medicine Physician provider in Los Angeles, CA (NPI 1255638912).
Provider details
- NPI number
- 1255638912
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A115816 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
Mailing address
Registry dates
- Enumerated
- 2011-02-16
- Last updated
- 2022-02-11
Frequently asked questions
- What is Michael Hemak's NPI number?
- Michael Hemak's National Provider Identifier (NPI) is 1255638912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Hemak's specialty?
- Michael Hemak is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Hemak located?
- Michael Hemak's practice location on file with NPPES is 1200 N State St, Los Angeles, CA 90033-1029.
- What is Michael Hemak's phone number?
- The practice phone number listed in the NPPES registry for Michael Hemak is (323) 226-6667.
- Does Michael Hemak accept Medicare?
- Michael Hemak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Hemak's NPI active?
- Yes — Michael Hemak's NPI (1255638912) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.