Joseph Hornak, MD
NPI 1588221170 · Physical Medicine & Rehabilitation Physician · Sacramento, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Hornak, MD is a Physical Medicine & Rehabilitation Physician provider in Sacramento, CA (NPI 1588221170).
Provider details
- NPI number
- 1588221170
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT217349 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
- 2019-05-20
- Last updated
- 2022-12-16
- Certified
- 2022-09-14
Frequently asked questions
- What is Joseph Hornak's NPI number?
- Joseph Hornak's National Provider Identifier (NPI) is 1588221170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Hornak's specialty?
- Joseph Hornak is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Hornak located?
- Joseph Hornak's practice location on file with NPPES is 4860 Y St Ste 1700, Sacramento, CA 95817-2307.
- What is Joseph Hornak's phone number?
- The practice phone number listed in the NPPES registry for Joseph Hornak is (916) 734-5292.
- Does Joseph Hornak accept Medicare?
- Joseph Hornak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Hornak's NPI active?
- Yes — Joseph Hornak's NPI (1588221170) is active in the NPPES registry as of the last update on 2022-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.