Quentin Guillory, MD
NPI 1881370773 · Psychiatry Physician · Springfield, IL
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Quentin Guillory, MD is a Psychiatry Physician provider in Springfield, IL (NPI 1881370773).
Provider details
- NPI number
- 1881370773
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 125081524 (IL)
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
2 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
- 2023-06-26
- Last updated
- 2023-06-26
- Certified
- 2023-06-25
Frequently asked questions
- What is Quentin Guillory's NPI number?
- Quentin Guillory's National Provider Identifier (NPI) is 1881370773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Quentin Guillory's specialty?
- Quentin Guillory is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Quentin Guillory located?
- Quentin Guillory's practice location on file with NPPES is 319 E. Madison Street 3rd Floor, Springfield, IL 62701.
- What is Quentin Guillory's phone number?
- The practice phone number listed in the NPPES registry for Quentin Guillory is (217) 545-7627.
- Does Quentin Guillory accept Medicare?
- Quentin Guillory is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Quentin Guillory's NPI active?
- Yes — Quentin Guillory's NPI (1881370773) is active in the NPPES registry as of the last update on 2023-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.