OrganizationActive
Dr Roy B Guster DDS PC
NPI 1104360478 · Dentist · Chicago, IL
Dr Roy B Guster DDS PC is a Dentist organization in Chicago, IL (NPI 1104360478).
Provider details
- NPI number
- 1104360478
- Entity type
- Organization
- Primary specialty
- DentistDental Providers
- Organization subpart
- No
- Authorized official
- Roy Guster, Owner(773) 445-1009
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
9524 S Halsted St
Chicago, IL 60628-1028
Phone: (773) 445-1009
Street-level locationGet directions
Mailing address
9524 S Halsted St
Chicago, IL 60628-1028
Registry dates
- Enumerated
- 2016-12-06
- Last updated
- 2017-01-09
Frequently asked questions
- What is Dr Roy B Guster DDS PC's NPI number?
- Dr Roy B Guster DDS PC's National Provider Identifier (NPI) is 1104360478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Roy B Guster DDS PC?
- Dr Roy B Guster DDS PC is classified in the NPPES registry as Dentist (Dental Providers).
- Where is Dr Roy B Guster DDS PC located?
- Dr Roy B Guster DDS PC's practice location on file with NPPES is 9524 S Halsted St, Chicago, IL 60628-1028.
- What is Dr Roy B Guster DDS PC's phone number?
- The practice phone number listed in the NPPES registry for Dr Roy B Guster DDS PC is (773) 445-1009.
- Who is the authorized official for Dr Roy B Guster DDS PC?
- The authorized official listed on Dr Roy B Guster DDS PC's NPPES record is Roy Guster, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Roy B Guster DDS PC's NPI active?
- Yes — Dr Roy B Guster DDS PC's NPI (1104360478) is active in the NPPES registry as of the last update on 2017-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.