Jack Piasecki, M.D.
NPI 1659416741 · Sports Medicine (Neuromusculoskeletal Medicine) Physician · Tustin, CA
Jack Piasecki, M.D. is a Sports Medicine (Neuromusculoskeletal Medicine) Physician provider in Tustin, CA (NPI 1659416741).
Provider details
- NPI number
- 1659416741
- Entity type
- Individual
- Primary specialty
- Sports Medicine (Neuromusculoskeletal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G53516 (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
- 2007-02-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jack Piasecki's NPI number?
- Jack Piasecki's National Provider Identifier (NPI) is 1659416741, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Piasecki's specialty?
- Jack Piasecki is listed in the NPPES registry with a primary specialty of Sports Medicine (Neuromusculoskeletal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Piasecki located?
- Jack Piasecki's practice location on file with NPPES is 17400 Irvine Blvd, Tustin, CA 92780-3030.
- What is Jack Piasecki's phone number?
- The practice phone number listed in the NPPES registry for Jack Piasecki is (714) 508-1112.
- Is Jack Piasecki's NPI active?
- Yes — Jack Piasecki's NPI (1659416741) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.