IndividualActive
Mark Brei, O.D.
NPI 1790857662 · Optometrist · Quincy, IL
Mark Brei, O.D. is a Optometrist provider in Quincy, IL (NPI 1790857662).
Provider details
- NPI number
- 1790857662
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(84/100 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
83% 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
3237 Quincy Mall
Quincy, IL 62301-4642
Phone: (217) 224-7132
Street-level locationGet directions
Mailing address
1201 Maine St
Quincy, IL 62301-4269
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Brei's NPI number?
- Mark Brei's National Provider Identifier (NPI) is 1790857662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Brei's specialty?
- Mark Brei is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Brei located?
- Mark Brei's practice location on file with NPPES is 3237 Quincy Mall, Quincy, IL 62301-4642.
- What is Mark Brei's phone number?
- The practice phone number listed in the NPPES registry for Mark Brei is (217) 224-7132.
- Is Mark Brei's NPI active?
- Yes — Mark Brei's NPI (1790857662) 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.