Liem Som Oei MD PC
NPI 1821044884 · Nephrology Physician · Dakota Dunes, SD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Liem Som Oei MD PC is a Nephrology Physician organization in Dakota Dunes, SD (NPI 1821044884).
Provider details
- NPI number
- 1821044884
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Teri Harris, Office Manager(712) 255-7746
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Renal Associates PC
Additional practice locations (1)
- 801 5th StSioux City, IA 51101-1326Phone: (712) 255-7746Fax: (712) 255-0829
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2022-07-21
Frequently asked questions
- What is Liem Som Oei MD PC's NPI number?
- Liem Som Oei MD PC's National Provider Identifier (NPI) is 1821044884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Liem Som Oei MD PC?
- Liem Som Oei MD PC is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Liem Som Oei MD PC located?
- Liem Som Oei MD PC's practice location on file with NPPES is 357 W Tower Rd, Dakota Dunes, SD 57049-5018.
- What is Liem Som Oei MD PC's phone number?
- The practice phone number listed in the NPPES registry for Liem Som Oei MD PC is (712) 255-7746.
- Does Liem Som Oei MD PC accept Medicare?
- Liem Som Oei MD PC 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 Liem Som Oei MD PC?
- The authorized official listed on Liem Som Oei MD PC's NPPES record is Teri Harris, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Liem Som Oei MD PC's NPI active?
- Yes — Liem Som Oei MD PC's NPI (1821044884) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.