Registry data as of Aug 27, 2026

Janani Vigneswaran, MD, MPH

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Fenton, MO

Janani Vigneswaran, MD, MPH is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Fenton, Missouri, and NPI 1447609821, issued on Jun 7, 2016. Check the license (Missouri 2025030774, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1447609821
Name
Janani Vigneswaran
Credential
MD, MPH
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
2025030774 MO
125.069016 IL
13289390-1205 UT
Self-reported in NPPES; status is on the state search
Practice location
1011 Bowles Ave Ste 425, Fenton, MO 63026
Phone
(314) 925-4770
Enumerated
Jun 7, 2016
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 1011 Bowles Ave Ste 425

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

  1. Lindsey Adams, NP-CNurse Practitioner1326611757
  2. Jeannette Bender, FNP-CFamily Nurse Practitioner1104478494
  3. Courtney Cockerell, D.OStudent in an Organized Health Care Education/Training Program1346504644
  4. Laura Grimmer, MDSurgery Physician1124314497
  5. Joel Hammond, MDSurgery Physician1790892552
  6. Patricia Hodgins, M.D.Surgery Physician1457791808

Verify Janani Vigneswaran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2025030774
    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 Missouri 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.

76% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

29 Medicare Part D claims for 11 beneficiaries, against an average of 119 among the 2,088 providers of this specialty who prescribed in Part D.

  1. Janani Vigneswaran29
  2. Specialty average119

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: $1,531.69

6 payments, mostly food and beverage; the largest payer was Intuitive Surgical, Inc.. The 3,143 providers of this specialty with any payment received $8,214.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Janani Vigneswaran$1,531.69
  2. Specialty average$8,214.59

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

One hospital or facility affiliation

  1. Ssm Health Care GroupSaint Louis, MO

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.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Missouri

There are 128 thoracic surgery (cardiothoracic vascular surgery) physician records in Missouri.

Other thoracic surgery (cardiothoracic vascular surgery) physician records in Missouri

  1. Corinne Aberle, M.D.Kansas City, MO1437445269
  2. Umraan Ahmad, MDChesterfield, MO1750401568
  3. Ali Alakhtar, MD, MSC, FRCSCSaint Louis, MO1295588655
  4. Keith Allen, M.D.Springfield, MO1134186901
  5. Trevor Axford, MDSaint Louis, MO1528094224
  6. Colin Bailey, M.D.Osage Beach, MO1457372997
  7. Joshua Baker, MDSaint Louis, MO1972623692
  8. Shelly Bansal, MDSaint Joseph, MO1174793111
  9. George Berberian, M.D.Cape Girardeau, MO1962569046
  10. Mark Blucher, M.D.Saint Louis, MO1568433951

Common questions

What is Janani Vigneswaran, MD, MPH's NPI number?

Janani Vigneswaran, MD, MPH's National Provider Identifier (NPI) is 1447609821, issued on Jun 7, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Janani Vigneswaran, MD, MPH located?

The NPPES record lists a practice address at 1011 Bowles Ave Ste 425, Fenton, MO, 63026. Phone: (314) 925-4770. Providers update this record themselves, so call before visiting.

How can I verify Janani Vigneswaran, MD, MPH's license?

NPPES lists Missouri license number 2025030774, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Janani Vigneswaran, MD, MPH prescribe under Medicare Part D?

In 2024, Janani Vigneswaran, MD, MPH had 29 Medicare Part D claims for 11 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 119. Part D covers Medicare prescriptions only.

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.