Ian Gelarden
NPI 1396249553 · Anatomic Pathology & Clinical Pathology Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Gelarden is a Anatomic Pathology & Clinical Pathology Physician provider in Chicago, IL (NPI 1396249553).
Provider details
- NPI number
- 1396249553
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2018-03-22
- Last updated
- 2018-06-05
Frequently asked questions
- What is Ian Gelarden's NPI number?
- Ian Gelarden's National Provider Identifier (NPI) is 1396249553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Gelarden's specialty?
- Ian Gelarden is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Gelarden located?
- Ian Gelarden's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611.
- What is Ian Gelarden's phone number?
- The practice phone number listed in the NPPES registry for Ian Gelarden is (312) 926-2000.
- Does Ian Gelarden accept Medicare?
- Ian Gelarden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Gelarden's NPI active?
- Yes — Ian Gelarden's NPI (1396249553) is active in the NPPES registry as of the last update on 2018-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.