1. Home
  2. Directory
  3. South Dakota
  4. Sioux Falls
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

OLEG P GEORGIEV MD
NPI 1851358600
Internal Medicine - Nephrology in Sioux Falls, SD

Active since April 26, 2006PECOS EnrolledAccepts Medicare Assignment
1905 W 57TH ST STE 1C, SIOUX FALLS, SD 57108(605) 496-7002(877) 543-8251 Get Directions Write a Review

NPPES record last updated: October 2, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 2, 2026, Jun 3, 2020, Mar 9, 2020 (3 updates tracked since 2020).

About Oleg P Georgiev Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OLEG P GEORGIEV MD (NPI 1851358600) is an individual nephrology provider in Sioux Falls, South Dakota, licensed in South Dakota (4680) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1851358600
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameOLEG P GEORGIEVCredential: MD
Location Address1905 W 57TH ST STE 1CSioux Falls, SD 57108-2893
Mailing AddressPo Box 3471Omaha, NE 68103-0471 · (605) 335-1952 · Fax (605) 373-9971
Phone(605) 496-7002
Fax(877) 543-8251
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateApril 26, 2006
Last NPPES UpdateOctober 2, 20263 updates tracked since enumeration
NPPES CertifiedOctober 2, 2026
✔ NPI 1851358600 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in SD · 4680
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
1905 W 57TH ST STE 1C, Sioux Falls, SD 57108
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Avera Health Plans, Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Oleg P Georgiev Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1658356803
PECOS Enrollment IDI20101020000550
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Oleg Georgiev reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nephrology Associates PC
Same address
Nephrology
1905 W 57TH ST STE 1C
Sioux Falls, SD 57108
  • Reassigned Medicare billing, South Dakota enrollment
NPI 1215981147 (605) 496-7002

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.78 typical visit price
range $55.52 – $167.23
Typical copayment $31.69 (range $13.88 – $41.80)
Most-billed visit code 99204
Established Patient
$97.88 typical visit price
range $18.08 – $137.08
Typical copayment $24.47 (range $4.52 – $34.27)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NEPHROLOGY ASSOCIATES PC
Internal Medicine (Nephrology)
1905 W 57TH ST STE 1C
SIOUX FALLS, SD 57108
Lincoln County (605) 496-7002

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Oleg Georgiev's NPI number?

The NPI number for Oleg Georgiev is 1851358600. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Oleg Georgiev located?

Oleg Georgiev practices at 1905 W 57th St Ste 1C, Sioux Falls, SD 57108. The listed phone number is (605) 496-7002.

What is Oleg Georgiev's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Oleg Georgiev enrolled in Medicare?

Yes. Oleg Georgiev is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Oleg Georgiev's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oleg Georgiev reassigns Medicare benefits to Nephrology Associates PC (Sioux Falls, SD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Oleg Georgiev's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Oleg Georgiev accept?

Health plans from Avera Health Plans and Sanford Health Plan list Oleg Georgiev as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Oleg Georgiev was last updated on October 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.