Joseph J. Fanciullo, MD
Rheumatology Physician · Sioux Falls, SD
Joseph J. Fanciullo, MD is a rheumatology physician with a practice address in Sioux Falls, South Dakota, and NPI 1437182516, issued on Jul 9, 2006. Check the license (South Dakota 4251, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Joseph J. Fanciullo
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 4251 SD
Self-reported in NPPES; status is on the state search - Practice location
- 6100 S Louise Ave Ste 1130, Sioux Falls, SD 57108
- Phone
- (605) 504-1600
- Enumerated
- Jul 9, 2006
- Record last updated
- Oct 31, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid IDs
- 6630074 SD
6630073 SD - Medicare enrollment
- Enrolled (PECOS I20081216000081); accepts Medicare assignment
- Medical or professional school
- University Of Nebraska College Of Medicine, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 6100 S Louise Ave Ste 1130
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Dix, CRNPNurse Practitioner1023396900
- Christine Halligan, MDRheumatology Physician1871526962
- Kelsey Holkesvik, MDRheumatology Physician1962899088
- Jenna King-Sona, DORheumatology Physician1679864375
- Gregory Mumm, M.D.Rheumatology Physician1548228810
- Kara Petersen, M.D.Rheumatology Physician1851328231
Verify Joseph J. Fanciullo 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 4251Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% more Medicare Part D claims than the average rheumatology physician in 2024
2,791 Medicare Part D claims for 324 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 183 claims were for opioids.
Most prescribed
- Methotrexate591 claims
- Hydroxychloroquine Sulfate453 claims
- Prednisone379 claims
- Tramadol Hcl151 claims
- Leflunomide149 claims
- Enbrel Sureclick138 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: $127.35
3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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.
Bills Medicare through one group practice
- Avera MckennanSioux Falls, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rheumatology Physician providers in South Dakota
There are 17 rheumatology physician records in South Dakota.
Other rheumatology physician records in South Dakota
- Wais Afzal, M.D.Sioux Falls, SD1710377544
- Baker Alkhairi, M.B.B.CH.Sioux Falls, SD1720519093
- Ricardo Alvillar, M.D.Rapid City, SD1386694255
- Leann Bassing, M.D.Yankton, SD1871784124
- Eduardo Bonilla Trejos, M.D.Sioux Falls, SD1972709004
- Brian Bowers, DORapid City, SD1891877098
- Kelly Delaney-Nelson, M.D.Dakota Dunes, SD1356752067
- Christine Halligan, MDSioux Falls, SD1871526962
- Milad Heydari-Kamjani, DORapid City, SD1861169054
- Kelsey Holkesvik, MDSioux Falls, SD1962899088
Common questions
What is Joseph J. Fanciullo, MD's NPI number?
Joseph J. Fanciullo, MD's National Provider Identifier (NPI) is 1437182516, issued on Jul 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph J. Fanciullo, MD located?
The NPPES record lists a practice address at 6100 S Louise Ave Ste 1130, Sioux Falls, SD, 57108. Phone: (605) 504-1600. Providers update this record themselves, so call before visiting.
How can I verify Joseph J. Fanciullo, MD's license?
NPPES lists South Dakota license number 4251, 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 Joseph J. Fanciullo, MD prescribe under Medicare Part D?
In 2024, Joseph J. Fanciullo, MD had 2,791 Medicare Part D claims for 324 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.