Jonathan Kei, MD
NPI 1922028174 · Emergency Medicine Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Kei, MD is a Emergency Medicine Physician provider in Sacramento, CA (NPI 1922028174).
Provider details
- NPI number
- 1922028174
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A92379 (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
19 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
- 2006-07-20
- Last updated
- 2021-12-03
- Certified
- 2021-12-03
Frequently asked questions
- What is Jonathan Kei's NPI number?
- Jonathan Kei's National Provider Identifier (NPI) is 1922028174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Kei's specialty?
- Jonathan Kei is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Kei located?
- Jonathan Kei's practice location on file with NPPES is 4150 V St, Sacramento, CA 95817-1460.
- What is Jonathan Kei's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Kei is (916) 734-8571.
- Does Jonathan Kei accept Medicare?
- Jonathan Kei is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Kei's NPI active?
- Yes — Jonathan Kei's NPI (1922028174) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.