Ronald Zellem, MD
NPI 1518908466 · Neurological Surgery Physician · Hendersonville, TN
Ronald Zellem, MD is a Neurological Surgery Physician provider in Hendersonville, TN (NPI 1518908466).
Provider details
- NPI number
- 1518908466
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036126939 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
3 documented practice locations
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
Additional practice locations (2)
- 800 Austin St Ste 363Evanston, IL 60202-3454Phone: (847) 316-7055Fax: (847) 316-7056
- 301 Madison St Ste 300Joliet, IL 60435-6664Phone: (815) 725-4367Fax: (815) 725-4863
Registry dates
- Enumerated
- 2006-06-10
- Last updated
- 2018-07-19
Frequently asked questions
- What is Ronald Zellem's NPI number?
- Ronald Zellem's National Provider Identifier (NPI) is 1518908466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Zellem's specialty?
- Ronald Zellem is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Zellem located?
- Ronald Zellem's practice location on file with NPPES is 119 Hidden PT, Hendersonville, TN 37075.
- What is Ronald Zellem's phone number?
- The practice phone number listed in the NPPES registry for Ronald Zellem is (615) 944-3053.
- Is Ronald Zellem's NPI active?
- Yes — Ronald Zellem's NPI (1518908466) is active in the NPPES registry as of the last update on 2018-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.