IndividualActive
Margaret Chao, PA
NPI 1780889238 · Physician Assistant · Berwyn, IL
Margaret Chao, PA is a Physician Assistant provider in Berwyn, IL (NPI 1780889238).
Provider details
- NPI number
- 1780889238
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 085002922 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(89/100 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
3231 Euclid Ave
Ste. 403
Berwyn, IL 60402-3471
Phone: (708) 783-0700
Street-level locationGet directions
Mailing address
2368 Paysphere Cir
Chicago, IL 60674-0023
Registry dates
- Enumerated
- 2007-06-15
- Last updated
- 2007-10-15
Frequently asked questions
- What is Margaret Chao's NPI number?
- Margaret Chao's National Provider Identifier (NPI) is 1780889238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Chao's specialty?
- Margaret Chao is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Chao located?
- Margaret Chao's practice location on file with NPPES is 3231 Euclid Ave, Berwyn, IL 60402-3471.
- What is Margaret Chao's phone number?
- The practice phone number listed in the NPPES registry for Margaret Chao is (708) 783-0700.
- Is Margaret Chao's NPI active?
- Yes — Margaret Chao's NPI (1780889238) is active in the NPPES registry as of the last update on 2007-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.