Catherine Fernandez Aristy, MD
Sleep Medicine (Family Medicine) Physician · Rapid City, SD
Catherine Fernandez Aristy, MD is a sleep medicine (family medicine) physician with a practice address in Rapid City, South Dakota, and NPI 1376170241, issued on Mar 23, 2020. Check the license on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Catherine Fernandez Aristy
- Credential
- MD
- Primary taxonomy
- Sleep Medicine (Family Medicine) Physician 207QS1201X
- License number
- 15675 SC
Self-reported in NPPES; status is on the state search - Practice location
- 353 Fairmont Blvd, Rapid City, SD 57701
- Phone
- (605) 755-1000
- Enumerated
- Mar 23, 2020
- Record last updated
- Aug 27, 2024
- Medicare enrollment
- Enrolled (PECOS I20241022003786); accepts Medicare assignment
- Entity
- Type 1 · individual
All 1 in South Dakota → Look up another NPI →
Also registered at 353 Fairmont Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Catherine Fernandez Aristy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average sleep medicine (family medicine) physician in 2024
20 Medicare Part D claims, against an average of 718 among the 211 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Bills Medicare through one group practice
- Monument Health Rapid City Hospital IncRapid City, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sleep Medicine (Family Medicine) Physician providers in South Dakota
There are 1 sleep medicine (family medicine) physician records in South Dakota.
All 1 in South Dakota → Every provider in Rapid City → Sleep Medicine (Family Medicine) Physician nationwide →
Common questions
What is Catherine Fernandez Aristy, MD's NPI number?
Catherine Fernandez Aristy, MD's National Provider Identifier (NPI) is 1376170241, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Fernandez Aristy, MD located?
The NPPES record lists a practice address at 353 Fairmont Blvd, Rapid City, SD, 57701. Phone: (605) 755-1000. Providers update this record themselves, so call before visiting.
How can I verify Catherine Fernandez Aristy, MD's license?
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 Catherine Fernandez Aristy, MD prescribe under Medicare Part D?
In 2024, Catherine Fernandez Aristy, MD had 20 Medicare Part D claims; the average among sleep medicine (family medicine) physician prescribers was 718. 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.