IndividualActive
Margaret Hayes, M.D.
NPI 1578619003 · Psychiatry Physician · Marion, IL
Margaret Hayes, M.D. is a Psychiatry Physician provider in Marion, IL (NPI 1578619003).
Provider details
- NPI number
- 1578619003
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036-090222 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
3111 Williamson County Parkway
Marion, IL 62959
Phone: (618) 997-3647
Fax: (618) 998-1328
Street-level locationGet directions
Mailing address
Po Box 577
Carterville, IL 62918-0577
Registry dates
- Enumerated
- 2007-01-26
- Last updated
- 2010-01-11
Frequently asked questions
- What is Margaret Hayes's NPI number?
- Margaret Hayes's National Provider Identifier (NPI) is 1578619003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Hayes's specialty?
- Margaret Hayes is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Hayes located?
- Margaret Hayes's practice location on file with NPPES is 3111 Williamson County Parkway, Marion, IL 62959.
- What is Margaret Hayes's phone number?
- The practice phone number listed in the NPPES registry for Margaret Hayes is (618) 997-3647.
- Is Margaret Hayes's NPI active?
- Yes — Margaret Hayes's NPI (1578619003) is active in the NPPES registry as of the last update on 2010-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.