Gregory Roytman, DC
NPI 1811537152 · Rehabilitation Chiropractor · Round Lake, IL
Gregory Roytman, DC is a Rehabilitation Chiropractor provider in Round Lake, IL (NPI 1811537152).
Provider details
- NPI number
- 1811537152
- Entity type
- Individual
- Primary specialty
- Rehabilitation ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- No
- License
- 038.013491 (IL)
Specialties & taxonomies
Chiropractic Providers
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-01-15
- Last updated
- 2020-01-15
- Certified
- 2020-01-15
Frequently asked questions
- What is Gregory Roytman's NPI number?
- Gregory Roytman's National Provider Identifier (NPI) is 1811537152, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Roytman's specialty?
- Gregory Roytman is listed in the NPPES registry with a primary specialty of Rehabilitation Chiropractor (Chiropractic Providers).
- Where is Gregory Roytman located?
- Gregory Roytman's practice location on file with NPPES is 1829 S Cedar Lake Rd, Round Lake, IL 60073-5711.
- What is Gregory Roytman's phone number?
- The practice phone number listed in the NPPES registry for Gregory Roytman is (847) 740-9200.
- Is Gregory Roytman's NPI active?
- Yes — Gregory Roytman's NPI (1811537152) is active in the NPPES registry as of the last update on 2020-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.