NPPES file of Aug 9, 2026

Clayton Gerald Vanbalen, MD

Occupational Medicine Physician · Sioux Falls, SD

Clayton Gerald Vanbalen, MD is an occupational medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1316943251, issued on Jun 24, 2005. Check the license (South Dakota 2540, 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
1316943251
Name
Clayton Gerald Vanbalen
Credential
MD
Primary taxonomy
Occupational Medicine Physician 2083X0100X
License number
2540 SD
Self-reported in NPPES; status is on the state search
Practice location
900 E 54TH St N, Sioux Falls, SD 57104
Phone
(605) 338-9300
Enumerated
Jun 24, 2005
Record last updated
Mar 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(605) 338-9301
Medicaid ID
5602923 SD
Medicare enrollment
Enrolled (PECOS I20041101000769); accepts Medicare assignment
Medical or professional school
Sanford School Of Medicine Of University Of South Dakota, 1979
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 900 E 54TH St N

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

  1. Kathie Daak, PAPhysician Assistant1386640225
  2. Cherie Graves, MOTR/LOccupational Therapist1467727529
  3. Ronald Rossing, MDOccupational Medicine Physician1083610935
  4. Sandi SorumOccupational Therapist1578694527

Verify Clayton Gerald Vanbalen 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 2540
    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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75% fewer Medicare Part D claims than the average occupational medicine physician in 2024

202 Medicare Part D claims for 148 beneficiaries, against an average of 794 among the 463 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Clayton Vanbalen202
  2. Specialty average794

Most prescribed

  1. Amoxicillin-Clavulanate Potass31 claims
  2. Cephalexin25 claims
  3. Prednisone24 claims
  4. Nitrofurantoin Mono-Macro23 claims
  5. Doxycycline Hyclate13 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: $510.13

32 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 193 providers of this specialty with any payment received $2,381.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Clayton Vanbalen$510.13
  2. Specialty average$2,381.67

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 St MarysPierre, SD

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

Occupational Medicine Physician providers in South Dakota

There are 5 occupational medicine physician records in South Dakota.

Other occupational medicine physician records in South Dakota

  1. Bruce Elkins, M.D.Sioux Falls, SD1336214402
  2. Douglas Martin, MDDakota Dunes, SD1689636532
  3. Ronald Rossing, MDSioux Falls, SD1083610935
  4. Rachel Thies, MDSioux Falls, SD1811351802

Common questions

What is Clayton Gerald Vanbalen, MD's NPI number?

Clayton Gerald Vanbalen, MD's National Provider Identifier (NPI) is 1316943251, issued on Jun 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Clayton Gerald Vanbalen, MD located?

The NPPES record lists a practice address at 900 E 54TH St N, Sioux Falls, SD, 57104. Phone: (605) 338-9300. Providers update this record themselves, so call before visiting.

How can I verify Clayton Gerald Vanbalen, MD's license?

NPPES lists South Dakota license number 2540, 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 Clayton Gerald Vanbalen, MD prescribe under Medicare Part D?

In 2024, Clayton Gerald Vanbalen, MD had 202 Medicare Part D claims for 148 beneficiaries; the average among occupational medicine physician prescribers was 794. 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.