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Matthew Shashaty, MD
NPI 1558011973 · Anesthesiology Physician · Orange, CA
Matthew Shashaty, MD is a Anesthesiology Physician provider in Orange, CA (NPI 1558011973).
Provider details
- NPI number
- 1558011973
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A190599 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
101 the City Dr S
Orange, CA 92868-3201
Phone: (714) 456-8888
Street-level locationGet directions
Mailing address
1800 N California St
Stockton, CA 95204-6019
Additional practice locations (1)
- 1800 N California StStockton, CA 95204-6019Phone: (209) 547-7181
Registry dates
- Enumerated
- 2022-03-28
- Last updated
- 2026-04-24
- Certified
- 2026-04-24
Frequently asked questions
- What is Matthew Shashaty's NPI number?
- Matthew Shashaty's National Provider Identifier (NPI) is 1558011973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Shashaty's specialty?
- Matthew Shashaty is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Shashaty located?
- Matthew Shashaty's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Matthew Shashaty's phone number?
- The practice phone number listed in the NPPES registry for Matthew Shashaty is (714) 456-8888.
- Is Matthew Shashaty's NPI active?
- Yes — Matthew Shashaty's NPI (1558011973) is active in the NPPES registry as of the last update on 2026-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.