IndividualActive
Gary Anderson, MD
NPI 1336100940 · Anesthesiology Physician · Rockford, IL
Gary Anderson, MD is a Anesthesiology Physician provider in Rockford, IL (NPI 1336100940).
Provider details
- NPI number
- 1336100940
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
2400 N Rockton Ave
Rockford, IL 61103-3655
Phone: (815) 971-5000
Street-level locationGet directions
Mailing address
6785 Weaver Rd
Rockford, IL 61114-8055
Registry dates
- Enumerated
- 2006-03-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Anderson's NPI number?
- Gary Anderson's National Provider Identifier (NPI) is 1336100940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Anderson's specialty?
- Gary Anderson is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Anderson located?
- Gary Anderson's practice location on file with NPPES is 2400 N Rockton Ave, Rockford, IL 61103-3655.
- What is Gary Anderson's phone number?
- The practice phone number listed in the NPPES registry for Gary Anderson is (815) 971-5000.
- Is Gary Anderson's NPI active?
- Yes — Gary Anderson's NPI (1336100940) 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.