NPPES file of Aug 9, 2026

Elliott W. Filler, MD

Emergency Medicine Physician · Watertown, SD

Elliott W. Filler, MD is an emergency medicine physician with a practice address in Watertown, South Dakota, and NPI 1043263023, issued on May 18, 2006. Check the license (South Dakota 3447, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043263023
Name
Elliott W. Filler
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
3447 SD
Self-reported in NPPES; status is on the state search
Practice location
401 9TH Ave NW, Watertown, SD 57201
Phone
(605) 882-7810
Enumerated
May 18, 2006
Record last updated
Oct 9, 2023
Medicare enrollment
Enrolled (PECOS I20050411000632); accepts Medicare assignment
Medical or professional school
University Of North Dakota School Of Medicine, 1988
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 401 9TH Ave NW

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

  1. Ghaith Aboud, M.DInternal Medicine Physician1497117618
  2. Ferdinand Addo, MDHematology & Oncology Physician1760461388
  3. Christopher Adducci, MDUrology Physician1598709750
  4. Kayla Aman, RD, LNRegistered Dietitian1891007837
  5. Bipinkumar Amin, MDHematology & Oncology Physician1568415628
  6. Hamid Assadi, MDFamily Medicine Physician1841671872

Verify Elliott W. Filler 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 3447
    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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46% fewer Medicare Part D claims than the average emergency medicine physician in 2024

123 Medicare Part D claims for 104 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 32 claims were for opioids.

  1. Elliott Filler123
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen26 claims
  2. Ciprofloxacin Hcl13 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 practice group's MIPS final score for 2023 (Medicare payment program): 97.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score100.0
  2. Costout of 100 · 30%93.3
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. Prairie Lakes Health Care System IncWatertown, SD

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

Elliott W. Filler among 122 emergency medicine physician records in South Dakota

Elliott W. Filler, MD is one of 122 emergency medicine physician records with a practice address in South Dakota. 80% 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, 55% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated1988 · median 2005 among the 45 with a school on file
  • Record last updated2023 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in South Dakota

There are 122 emergency medicine physician records in South Dakota.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Katelynn Bailey, DOWatertown, SD 572011972023083
  2. James Bear, MDWatertown, SD 572011679543037
  3. Darren Manthey, MDSioux Falls, SD 571171326059338
  4. Lucas Van Oeveren, M.D.Sioux Falls, SD 571171740487172
  5. John Jerstad, MDSioux Falls, SD 571081356365597
  6. Arliss Thompson, MDSioux Falls, SD 571081831113752
  7. Rossitza Vakarelska, MDSioux Falls, SD 571081134165442
  8. Joseph Alex, MDSioux Falls, SD 571051407484819

Common questions

What is Elliott W. Filler, MD's NPI number?

Elliott W. Filler, MD's National Provider Identifier (NPI) is 1043263023, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Elliott W. Filler, MD located?

The NPPES record lists a practice address at 401 9TH Ave NW, Watertown, SD, 57201. Phone: (605) 882-7810. Providers update this record themselves, so call before visiting.

How can I verify Elliott W. Filler, MD's license?

NPPES lists South Dakota license number 3447, 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 Elliott W. Filler, MD prescribe under Medicare Part D?

In 2024, Elliott W. Filler, MD had 123 Medicare Part D claims for 104 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Elliott W. Filler, MD's MIPS final score?

The 2023 MIPS final score is 97.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.