John Irwin
NPI 1710949219 · Pediatrics Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Irwin is a Pediatrics Physician provider in Baltimore, MD (NPI 1710949219).
Provider details
- NPI number
- 1710949219
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- License
- D0056211 (MD)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-04-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Irwin's NPI number?
- John Irwin's National Provider Identifier (NPI) is 1710949219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Irwin's specialty?
- John Irwin is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is John Irwin located?
- John Irwin's practice location on file with NPPES is 3001 S Hanover St, Baltimore, MD 21225-1233.
- What is John Irwin's phone number?
- The practice phone number listed in the NPPES registry for John Irwin is (410) 350-2173.
- Does John Irwin accept Medicare?
- John Irwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Irwin's NPI active?
- Yes — John Irwin's NPI (1710949219) 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.