Joseph Grasso, D.O.
NPI 1548383805 · Family Medicine Physician · South Barrington, IL
Joseph Grasso, D.O. is a Family Medicine Physician provider in South Barrington, IL (NPI 1548383805).
Provider details
- NPI number
- 1548383805
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036-108340 (IL)
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
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
- 2007-04-09
- Last updated
- 2010-05-05
Frequently asked questions
- What is Joseph Grasso's NPI number?
- Joseph Grasso's National Provider Identifier (NPI) is 1548383805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Grasso's specialty?
- Joseph Grasso is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Grasso located?
- Joseph Grasso's practice location on file with NPPES is 33 West Higgins Road, South Barrington, IL 60010.
- What is Joseph Grasso's phone number?
- The practice phone number listed in the NPPES registry for Joseph Grasso is (847) 426-9000.
- Is Joseph Grasso's NPI active?
- Yes — Joseph Grasso's NPI (1548383805) is active in the NPPES registry as of the last update on 2010-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.