C J Ireland D O S C
NPI 1083884993 · Internal Medicine Physician · Skokie, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
C J Ireland D O S C is a Internal Medicine Physician organization in Skokie, IL (NPI 1083884993).
Provider details
- NPI number
- 1083884993
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Cliff Ireland, President(847) 679-6707
- License
- 036071364 (IL)
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
18 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
- 2008-03-06
- Last updated
- 2008-05-21
Frequently asked questions
- What is C J Ireland D O S C's NPI number?
- C J Ireland D O S C's National Provider Identifier (NPI) is 1083884993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is C J Ireland D O S C?
- C J Ireland D O S C is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is C J Ireland D O S C located?
- C J Ireland D O S C's practice location on file with NPPES is 4905 Old Orchard Ctr, Skokie, IL 60077-1425.
- What is C J Ireland D O S C's phone number?
- The practice phone number listed in the NPPES registry for C J Ireland D O S C is (847) 679-6707.
- Does C J Ireland D O S C accept Medicare?
- C J Ireland D O S C is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for C J Ireland D O S C?
- The authorized official listed on C J Ireland D O S C's NPPES record is Cliff Ireland, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is C J Ireland D O S C's NPI active?
- Yes — C J Ireland D O S C's NPI (1083884993) is active in the NPPES registry as of the last update on 2008-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.