OrganizationActive
John Oh M.d.s.c.
NPI 1134331655 · Internal Medicine Physician · Niles, IL
John Oh M.d.s.c. is a Internal Medicine Physician organization in Niles, IL (NPI 1134331655).
Provider details
- NPI number
- 1134331655
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Oh, President(847) 375-8282
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
241 Golf Mill Ctr Ste 416
Niles, IL 60714-1215
Phone: (847) 375-8282
Approximate (ZIP-level) locationGet directions
Mailing address
241 Golf Mill Ctr Ste 416
Niles, IL 60714-1215
Registry dates
- Enumerated
- 2007-05-04
- Last updated
- 2020-08-22
Frequently asked questions
- What is John Oh M.d.s.c.'s NPI number?
- John Oh M.d.s.c.'s National Provider Identifier (NPI) is 1134331655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Oh M.d.s.c.?
- John Oh M.d.s.c. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Oh M.d.s.c. located?
- John Oh M.d.s.c.'s practice location on file with NPPES is 241 Golf Mill Ctr Ste 416, Niles, IL 60714-1215.
- What is John Oh M.d.s.c.'s phone number?
- The practice phone number listed in the NPPES registry for John Oh M.d.s.c. is (847) 375-8282.
- Who is the authorized official for John Oh M.d.s.c.?
- The authorized official listed on John Oh M.d.s.c.'s NPPES record is John Oh, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Oh M.d.s.c.'s NPI active?
- Yes — John Oh M.d.s.c.'s NPI (1134331655) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.