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Jason Ziemba, M.D.
NPI 1598790545 · Emergency Medicine Physician · Valencia, CA
Jason Ziemba, M.D. is a Emergency Medicine Physician provider in Valencia, CA (NPI 1598790545).
Provider details
- NPI number
- 1598790545
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A68372 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
23845 Mcbean Pkwy
Valencia, CA 91355-2001
Phone: (661) 253-8112
Fax: (661) 253-8119
Approximate (ZIP-level) locationGet directions
Mailing address
27009 San Ysidro Ave
Valencia, CA 91355-4978
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2008-02-21
Frequently asked questions
- What is Jason Ziemba's NPI number?
- Jason Ziemba's National Provider Identifier (NPI) is 1598790545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Ziemba's specialty?
- Jason Ziemba is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Ziemba located?
- Jason Ziemba's practice location on file with NPPES is 23845 Mcbean Pkwy, Valencia, CA 91355-2001.
- What is Jason Ziemba's phone number?
- The practice phone number listed in the NPPES registry for Jason Ziemba is (661) 253-8112.
- Is Jason Ziemba's NPI active?
- Yes — Jason Ziemba's NPI (1598790545) is active in the NPPES registry as of the last update on 2008-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.