Samuel Oo, DO
NPI 1083465603 · Family Medicine Physician · Berwyn, IL
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Oo, DO is a Family Medicine Physician provider in Berwyn, IL (NPI 1083465603).
Provider details
- NPI number
- 1083465603
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
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
2 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
- 2024-04-01
- Last updated
- 2024-06-11
- Certified
- 2024-06-11
Frequently asked questions
- What is Samuel Oo's NPI number?
- Samuel Oo's National Provider Identifier (NPI) is 1083465603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Oo's specialty?
- Samuel Oo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Oo located?
- Samuel Oo's practice location on file with NPPES is 3249 Oak Park Ave, Berwyn, IL 60402-3429.
- What is Samuel Oo's phone number?
- The practice phone number listed in the NPPES registry for Samuel Oo is (708) 783-9100.
- Does Samuel Oo accept Medicare?
- Samuel Oo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Oo's NPI active?
- Yes — Samuel Oo's NPI (1083465603) is active in the NPPES registry as of the last update on 2024-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.