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Leonard Rybak, M.D.
NPI 1194710913 · Otolaryngology Physician · Springfield, IL
Leonard Rybak, M.D. is a Otolaryngology Physician provider in Springfield, IL (NPI 1194710913).
Provider details
- NPI number
- 1194710913
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036061928 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 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
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
747 N Rutledge St
Springfield, IL 62702-6700
Phone: (217) 545-8000
Fax: (217) 545-7781
Street-level locationGet directions
Mailing address
Po Box 19649
Springfield, IL 62794-9649
Registry dates
- Enumerated
- 2005-09-19
- Last updated
- 2016-01-04
Frequently asked questions
- What is Leonard Rybak's NPI number?
- Leonard Rybak's National Provider Identifier (NPI) is 1194710913, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Rybak's specialty?
- Leonard Rybak is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Rybak located?
- Leonard Rybak's practice location on file with NPPES is 747 N Rutledge St, Springfield, IL 62702-6700.
- What is Leonard Rybak's phone number?
- The practice phone number listed in the NPPES registry for Leonard Rybak is (217) 545-8000.
- Is Leonard Rybak's NPI active?
- Yes — Leonard Rybak's NPI (1194710913) is active in the NPPES registry as of the last update on 2016-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.