IndividualActive
John Oh, PHARM D
NPI 1720203052 · Pharmacist · Chicago, IL
John Oh, PHARM D is a Pharmacist provider in Chicago, IL (NPI 1720203052).
Provider details
- NPI number
- 1720203052
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARM D
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(83/100 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
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
840 S Wood St
Chicago, IL 60612-4325
Phone: (312) 996-1312
Fax: (312) 996-8525
Street-level locationGet directions
Mailing address
542 Peregrine Pkwy
Bartlett, IL 60103-1238
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Oh's NPI number?
- John Oh's National Provider Identifier (NPI) is 1720203052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Oh's specialty?
- John Oh is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is John Oh located?
- John Oh's practice location on file with NPPES is 840 S Wood St, Chicago, IL 60612-4325.
- What is John Oh's phone number?
- The practice phone number listed in the NPPES registry for John Oh is (312) 996-1312.
- Is John Oh's NPI active?
- Yes — John Oh's NPI (1720203052) 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.