NPPES file of Aug 9, 2026

Joevasanth Mariasingam Devasahayam, M.D

Pulmonary Disease Physician · Sioux Falls, SD

Joevasanth Mariasingam Devasahayam, M.D is a pulmonary disease physician with a practice address in Sioux Falls, South Dakota, and NPI 1649434804, issued on Jul 16, 2008. Check the license (South Dakota 10258, 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
1649434804
Name
Joevasanth Mariasingam Devasahayam
Credential
M.D
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
10258 SD
T3131 TX
2008009085 MO
35.097427 OH
Self-reported in NPPES; status is on the state search
Practice location
1301 S Cliff Ave Ste 601, Sioux Falls, SD 57105
Phone
(605) 322-6930
Enumerated
Jul 16, 2008
Record last updated
Aug 10, 2023
Fax
(605) 322-6931
Medicaid ID
0050492 OH
Medicare enrollment
Enrolled (PECOS I20210920002471); accepts Medicare assignment
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 1301 S Cliff Ave Ste 601

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

  1. Kaitlin Branick, MDPulmonary Disease Physician1093245912
  2. Travis Hanson, M.D.Pulmonary Disease Physician1700197498
  3. Michael King, CNPFamily Nurse Practitioner1619600442
  4. Natasha Meyer, CNPFamily Nurse Practitioner1306321971
  5. Amy Mundhenke, CNPFamily Nurse Practitioner1134851454
  6. Dana Olinger, ACNP-BCAcute Care Nurse Practitioner1447507660

Verify Joevasanth Mariasingam Devasahayam 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 10258
    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

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90% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

146 Medicare Part D claims for 35 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.

  1. Joevasanth Devasahayam146
  2. Specialty average1,425

Most prescribed

  1. Azithromycin28 claims
  2. Trelegy Ellipta21 claims
  3. Albuterol Sulfate Hfa17 claims
  4. Prednisone12 claims
  5. Montelukast Sodium11 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 MIPS final score for 2023 (Medicare payment program): 34.8 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 score43.3
  2. Costout of 100 · 30%36.2
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $291.85

9 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joevasanth Devasahayam$291.85
  2. Specialty average$5,159.88

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Pulmonary Disease Physician providers in South Dakota

There are 38 pulmonary disease physician records in South Dakota.

Other pulmonary disease physician records in South Dakota

  1. Mustafa Ali, MDSioux Falls, SD1467004515
  2. Deptmer Ashley, M.D.Aberdeen, SD1780119669
  3. Mohammed Awad, MDSioux Falls, SD1255818423
  4. Ross Bacon, M.D.Sioux Falls, SD1366528838
  5. Devin Bissoon, M.D.Sioux Falls, SD1215120506
  6. Javier Bogarin, MDRapid City, SD1336201953
  7. Kaitlin Branick, MDSioux Falls, SD1093245912
  8. Masaru Chiba, MDRapid City, SD1053389130
  9. Ashraf Elshami, M.D.Sioux Falls, SD1306842968
  10. Dayna Groskreutz, MDSioux Falls, SD1285667949

Common questions

What is Joevasanth Mariasingam Devasahayam, M.D's NPI number?

Joevasanth Mariasingam Devasahayam, M.D's National Provider Identifier (NPI) is 1649434804, issued on Jul 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Joevasanth Mariasingam Devasahayam, M.D located?

The NPPES record lists a practice address at 1301 S Cliff Ave Ste 601, Sioux Falls, SD, 57105. Phone: (605) 322-6930. Providers update this record themselves, so call before visiting.

How can I verify Joevasanth Mariasingam Devasahayam, M.D's license?

NPPES lists South Dakota license number 10258, 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 Joevasanth Mariasingam Devasahayam, M.D prescribe under Medicare Part D?

In 2024, Joevasanth Mariasingam Devasahayam, M.D had 146 Medicare Part D claims for 35 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

What is Joevasanth Mariasingam Devasahayam, M.D's MIPS final score?

The 2023 MIPS final score is 34.8 of 100. 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.