Christopher Gregory, MD
Diagnostic Radiology Physician · Sioux Falls, SD
Christopher Gregory, MD is a diagnostic radiology physician with a practice address in Sioux Falls, South Dakota, and NPI 1821050212, issued on Apr 3, 2006. Check the license (South Dakota 5278, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Christopher Gregory
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 5278 SD
Self-reported in NPPES; status is on the state search - Practice location
- 1325 S. Cliff Ave, Sioux Falls, SD 57105
- Phone
- (605) 322-7510
- Enumerated
- Apr 3, 2006
- Record last updated
- Oct 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (605) 322-6475
- Medicaid IDs
- 7200895 SD
7200890 SD - Medicare enrollment
- Enrolled (PECOS I20040220001092); accepts Medicare assignment
- Medical or professional school
- Johns Hopkins University School Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 106 in South Dakota → Look up another NPI →
Verify Christopher Gregory in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 5278Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $30.41
1 payment: food and beverage; the largest payer was Telix Pharmaceuticals. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
5 hospitals and group practices
- Avera Queen OF PeaceMitchell, SD · Critical Access Hospitals4 of 5 stars
- Avera MarshallSioux Falls, SD
- Avera MckennanSioux Falls, SD
- Madison Community HospitalMadison, SD
- Urology Specialists CharteredSioux Falls, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Christopher Gregory among 106 diagnostic radiology physician records in South Dakota
Christopher Gregory, MD is one of 106 diagnostic radiology physician records with a practice address in South Dakota. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 39% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1985 · median 2003 among the 71 with a school on file
- Record last updated2018 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in South Dakota
There are 106 diagnostic radiology physician records in South Dakota.
All 106 in South Dakota → Every provider in Sioux Falls → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Josie Alpers, MDSioux Falls, SD 571051699737031
- Joseph Baka, MDSioux Falls, SD 571051538121017
- Sabina Choudhry, MDSioux Falls, SD 571051447212899
- Daniel Crosby, MDSioux Falls, SD 571051619939139
- Lisa Hinckley, M.D.Sioux Falls, SD 571051710977582
- Thomas Masterson, MDSioux Falls, SD 571051760444277
- Patrick Nelson, MDSioux Falls, SD 571051518929892
- Matthew Pardy, MDSioux Falls, SD 571051306808720
Common questions
What is Christopher Gregory, MD's NPI number?
Christopher Gregory, MD's National Provider Identifier (NPI) is 1821050212, issued on Apr 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Gregory, MD located?
The NPPES record lists a practice address at 1325 S. Cliff Ave, Sioux Falls, SD, 57105. Phone: (605) 322-7510. Providers update this record themselves, so call before visiting.
How can I verify Christopher Gregory, MD's license?
NPPES lists South Dakota license number 5278, 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.
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.