NPPES file of Aug 9, 2026

Kevin Marquez, M.D.

Nephrology Physician · Sioux Falls, SD

Kevin Marquez, M.D. is a nephrology physician with a practice address in Sioux Falls, South Dakota, and NPI 1205179470, issued on Apr 5, 2013. Check the license (South Dakota 10931, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205179470
Name
Kevin Marquez
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
10931 SD
A143474 CA
MD-45351 IA
Self-reported in NPPES; status is on the state search
Practice location
1315 S Cliff Ave Ste 2000, Sioux Falls, SD 57105
Phone
(605) 322-5800
Enumerated
Apr 5, 2013
Record last updated
Oct 7, 2022
Fax
(605) 322-5801
Medicare enrollment
Enrolled (PECOS I20180904002927); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Denver, 2012
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1315 S Cliff Ave Ste 2000

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Erin Greer, M.D.Nephrology Physician1780662437
  2. Holly Jensen, DNP, ARNPFamily Nurse Practitioner1154874204
  3. Elizabeth Kallsen, CNPFamily Nurse Practitioner1437629987
  4. Wyatt KnoblochFamily Nurse Practitioner1043966914

Verify Kevin Marquez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
    Search for license 10931
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the South Dakota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.2 times the Medicare Part D claims of the average nephrology physician in 2024

3,295 Medicare Part D claims for 499 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Kevin Marquez3,295
  2. Specialty average1,465

Most prescribed

  1. Furosemide482 claims
  2. Losartan Potassium462 claims
  3. Carvedilol308 claims
  4. Amlodipine Besylate273 claims
  5. Spironolactone259 claims
  6. Lisinopril249 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $14.17

1 payment: food and beverage; the largest payer was Baxter Healthcare. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kevin Marquez$14.17
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Avera MckennanSpencer, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kevin Marquez among 26 nephrology physician records in South Dakota

Kevin Marquez, M.D. is one of 26 nephrology physician records with a practice address in South Dakota. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 81% of them.

  • NPI issued2013 · 81% of these records are older, 15% newer
  • In a Medicare fileYes · 96% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2012 · median 2002 among the 21 with a school on file
  • Record last updated2022 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in South Dakota

There are 26 nephrology physician records in South Dakota.

The 8 nephrology physician records with the nearest ZIP codes

  1. Dana Brandys, D.O.Sioux Falls, SD 571051336339357
  2. Erin Greer, M.D.Sioux Falls, SD 571051780662437
  3. Lu Huber, MDSioux Falls, SD 571051629278759
  4. David Kovaleski, M.D.Sioux Falls, SD 571051902872674
  5. Christina Lankhorst, MDSioux Falls, SD 571051134336340
  6. Julie Ann Linatoc, MDSioux Falls, SD 571051265680466
  7. Tina Melanson, M.D.Sioux Falls, SD 571051437125119
  8. Ismail OmranSioux Falls, SD 571051023539590

Common questions

What is Kevin Marquez, M.D.'s NPI number?

Kevin Marquez, M.D.'s National Provider Identifier (NPI) is 1205179470, issued on Apr 5, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Kevin Marquez, M.D. located?

The NPPES record lists a practice address at 1315 S Cliff Ave Ste 2000, Sioux Falls, SD, 57105. Phone: (605) 322-5800. Providers update this record themselves, so call before visiting.

How can I verify Kevin Marquez, M.D.'s license?

NPPES lists South Dakota license number 10931, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kevin Marquez, M.D. prescribe under Medicare Part D?

In 2024, Kevin Marquez, M.D. had 3,295 Medicare Part D claims for 499 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.