NPPES file of Aug 9, 2026

Robert Maclean Smith, MD

Allergy & Immunology (Internal Medicine) Physician · Sioux Falls, SD

Robert Maclean Smith, MD is an allergy & immunology (internal medicine) physician with a practice address in Sioux Falls, South Dakota, and NPI 1538113337, issued on May 19, 2006. Check the license (South Dakota 2708, 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
1538113337
Name
Robert Maclean Smith
Credential
MD
Primary taxonomy
Allergy & Immunology (Internal Medicine) Physician 207RA0201X
License number
2708 SD
Self-reported in NPPES; status is on the state search
Practice location
4301 W 57TH St Ste 160, Sioux Falls, SD 57108
Phone
(605) 332-7000
Enumerated
May 19, 2006
Record last updated
Jun 15, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(605) 332-5455
Medicaid IDs
5900242 SD
0968362 IA
250705600 MN
Medicare enrollment
Enrolled (PECOS I20101105000414); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 1980
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 4301 W 57TH St Ste 160

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

  1. Amiah Boogerd, RNRegistered Nurse1457288441
  2. Kacey PriceNurse Practitioner1093651408
  3. Mikki Slatton, APRNFamily Nurse Practitioner1669237376

Verify Robert Maclean Smith 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 2708
    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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9% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024

715 Medicare Part D claims for 110 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.

  1. Robert Smith715
  2. Specialty average789

Most prescribed

  1. Azelastine Hcl117 claims
  2. Fluticasone Propionate55 claims
  3. Ipratropium Bromide53 claims
  4. Ventolin Hfa53 claims
  5. Arnuity Ellipta46 claims
  6. Albuterol Sulfate Hfa42 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): 76.7 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 score78.6
  2. Costout of 100 · 30%44.6
  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).

Industry payments in 2024: $237.22

5 payments; by number, the most common kind was food and beverage; the largest payer was Genentech USA, Inc. The 321 providers of this specialty with any payment received $7,456.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Smith$237.22
  2. Specialty average$7,456.30

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

  1. Sanford Medical CenterSioux Falls, SD

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

Allergy & Immunology (Internal Medicine) Physician providers in South Dakota

There are 5 allergy & immunology (internal medicine) physician records in South Dakota.

The 4 allergy & immunology (internal medicine) physician records with the nearest ZIP codes

  1. Mark Bubak, MDSioux Falls, SD 571051336196724
  2. Rebecca Duron, MDSioux Falls, SD 571051346747250
  3. Justin HsuehSioux Falls, SD 571051770090144
  4. Abigail Finley, MDRapid City, SD 577011679935670

Common questions

What is Robert Maclean Smith, MD's NPI number?

Robert Maclean Smith, MD's National Provider Identifier (NPI) is 1538113337, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Maclean Smith, MD located?

The NPPES record lists a practice address at 4301 W 57TH St Ste 160, Sioux Falls, SD, 57108. Phone: (605) 332-7000. Providers update this record themselves, so call before visiting.

How can I verify Robert Maclean Smith, MD's license?

NPPES lists South Dakota license number 2708, 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 Robert Maclean Smith, MD prescribe under Medicare Part D?

In 2024, Robert Maclean Smith, MD had 715 Medicare Part D claims for 110 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. Part D covers Medicare prescriptions only.

What is Robert Maclean Smith, MD's MIPS final score?

The 2023 MIPS final score is 76.7 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.