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John Gillen, M.D.
NPI 1356312755 · Otolaryngology Physician · Springfield, OH
John Gillen, M.D. is a Otolaryngology Physician provider in Springfield, OH (NPI 1356312755).
Provider details
- NPI number
- 1356312755
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35-06-4962-G (OH)
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
435 South Burnett Road
Springfield, OH 45505-2717
Phone: (937) 325-8796
Fax: (937) 325-3640
Street-level locationGet directions
Mailing address
435 South Burnett Road
Springfield, OH 45505-2717
Registry dates
- Enumerated
- 2006-02-01
- Last updated
- 2008-02-22
Frequently asked questions
- What is John Gillen's NPI number?
- John Gillen's National Provider Identifier (NPI) is 1356312755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gillen's specialty?
- John Gillen is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is John Gillen located?
- John Gillen's practice location on file with NPPES is 435 South Burnett Road, Springfield, OH 45505-2717.
- What is John Gillen's phone number?
- The practice phone number listed in the NPPES registry for John Gillen is (937) 325-8796.
- Is John Gillen's NPI active?
- Yes — John Gillen's NPI (1356312755) is active in the NPPES registry as of the last update on 2008-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.