John Hartline, MD
NPI 1447516257 · Neonatal-Perinatal Medicine Physician · Itasca, IL
John Hartline, MD is a Neonatal-Perinatal Medicine Physician provider in Itasca, IL (NPI 1447516257).
Provider details
- NPI number
- 1447516257
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301033441 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-04-05
- Last updated
- 2012-04-05
Frequently asked questions
- What is John Hartline's NPI number?
- John Hartline's National Provider Identifier (NPI) is 1447516257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hartline's specialty?
- John Hartline is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Hartline located?
- John Hartline's practice location on file with NPPES is 1259 Prestwick Ln, Itasca, IL 60143-1975.
- What is John Hartline's phone number?
- The practice phone number listed in the NPPES registry for John Hartline is (630) 773-0036.
- Is John Hartline's NPI active?
- Yes — John Hartline's NPI (1447516257) is active in the NPPES registry as of the last update on 2012-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.