Registry data as of Aug 27, 2026

Abigail Piazza, MD

Internal Medicine Physician · Sioux Falls, SD

Abigail Piazza, MD is an internal medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1225384019, issued on Jul 30, 2012. Check the license on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1225384019
Name
Abigail Piazza
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
6818 NE
Self-reported in NPPES; status is on the state search
Practice location
1305 W 18TH St, Sioux Falls, SD 57105
Phone
(605) 328-4973
Enumerated
Jul 30, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1305 W 18TH St

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

  1. Beth AbrahamsonNeonatal Nurse Practitioner1013047380
  2. Unknown AbubakarStudent in an Organized Health Care Education/Training Program1235020959
  3. Mamoon AhmedHospitalist Physician1679184360
  4. Sameer Ahmed, MDHospitalist Physician1619549292
  5. Swetha Alapati, MDInternal Medicine Physician1982051421
  6. Joseph Alex, MDEmergency Medicine Physician1407484819

Verify Abigail Piazza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic ExaminersCheck 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.

87% fewer Medicare Part D claims than the average internal medicine physician in 2024

369 Medicare Part D claims for 114 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 14 claims were for opioids.

  1. Abigail Piazza369
  2. Specialty average2,785

Most prescribed

  1. Omeprazole38 claims
  2. Eliquis23 claims
  3. Potassium Chloride17 claims
  4. Metoprolol Succinate16 claims
  5. Amlodipine Besylate15 claims
  6. Lisinopril14 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.

The Medicare quality score for 2023: 94.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score87.3
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%94.4
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

3 hospital and facility affiliations

  1. Memorial Health Care SystemsSeward, NE · Critical Access Hospitals3 of 5 stars
  2. Sanford ClinicSioux Falls, SD
  3. Winnebago Tribe OF NebraskaWinnebago, NE

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

189 internal medicine physician records list a Sioux Falls practice address

They are 189 of the 6,563 NPPES records with a Sioux Falls practice address, and 331 internal medicine physician records in South Dakota.

Other internal medicine physician records in South Dakota

  1. Mouhanna Abu Ghanimeh, M.D.Sioux Falls, SD1962812982
  2. Emad Abu Sitta, M.DSioux Falls, SD1194165977
  3. Joyce Achenjang, M.DPine Ridge, SD1750736096
  4. Boakye-Yiadom Adomako, M.D.Yankton, SD1720774771
  5. Comfort Agaba, MDSioux Falls, SD1891221123
  6. Abdalah Ahmed, MDSioux Falls, SD1457091993
  7. Munir Ahmed, M.D.Sisseton, SD1962577585
  8. Shakeel Ahmed, MDRapid City, SD1356773113
  9. Ghassan Al-Shbool, MDRapid City, SD1215450937
  10. Swetha Alapati, MDSioux Falls, SD1982051421

Common questions

What is Abigail Piazza, MD's NPI number?

Abigail Piazza, MD's National Provider Identifier (NPI) is 1225384019, issued on Jul 30, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Abigail Piazza, MD located?

The NPPES record lists a practice address at 1305 W 18TH St, Sioux Falls, SD, 57105. Phone: (605) 328-4973. Providers update this record themselves, so call before visiting.

How can I verify Abigail Piazza, 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 Abigail Piazza, MD prescribe under Medicare Part D?

In 2024, Abigail Piazza, MD had 369 Medicare Part D claims for 114 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Abigail Piazza, MD's Medicare quality score?

The 2023 MIPS final score is 94.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.