Vignesh Viswanathan, MD
Nephrology Physician · Des Moines, IA
Vignesh Viswanathan, MD is a nephrology physician with a practice address in Des Moines, Iowa, and NPI 1477905602, issued on Jul 12, 2016. Check the license (Iowa 49201, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Vignesh Viswanathan
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 49201 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1215 Pleasant St Ste 100, Des Moines, IA 50309
- Phone
- (515) 336-6557
- Enumerated
- Jul 12, 2016
- Record last updated
- Jun 1, 2022
- Fax
- (515) 461-2223
- Medicare enrollment
- Enrolled (PECOS I20220617000403); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 92 in Iowa → Look up another NPI →
Also registered at 1215 Pleasant St Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicole Bro, PA-CMedical Physician Assistant1841793593
- Magdalena Dawson, APRNNurse Practitioner1235610031
- Parvathy Geetha, MDNephrology Physician1962923664
- Angela Grundmeyer, PA-CMedical Physician Assistant1568658532
- Candice Gruss, ARNPPrimary Care Nurse Practitioner1457961476
- Ivy MelgarejoNephrology Physician1518349992
Verify Vignesh Viswanathan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 49201Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average nephrology physician in 2024
1,184 Medicare Part D claims for 237 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Carvedilol97 claims
- Jardiance95 claims
- Furosemide88 claims
- Amlodipine Besylate86 claims
- Hydralazine Hcl78 claims
- Losartan Potassium69 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): 87 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $29.27
1 payment: food and beverage; the largest payer was Cumberland Pharmaceuticals, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Trinity Regional Medical CenterDes Moines, IA · Acute Care Hospitals2 of 5 stars
- University OF Alabama Health Services Foundation, PCBirmingham, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Vignesh Viswanathan among 92 nephrology physician records in Iowa
Vignesh Viswanathan, MD is one of 92 nephrology physician records with a practice address in Iowa. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 75% of them.
- NPI issued2016 · 75% of these records are older, 24% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2014 · median 2001 among the 67 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Iowa
There are 92 nephrology physician records in Iowa.
All 92 in Iowa → Every provider in Des Moines → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Mark Belz, MDDes Moines, IA 503091427012061
- Bruce Buchsbaum, M.D.Des Moines, IA 503091326041450
- Kanwaljit Chouhan, MDDes Moines, IA 503091033384086
- Sanjiv Dahal, MDDes Moines, IA 503091376506121
- Michael Flood, DODes Moines, IA 503091740243591
- Robert Leisy, DODes Moines, IA 503091780647537
- Ivy MelgarejoDes Moines, IA 503091518349992
- Arani Nanavati, MDDes Moines, IA 503091538415575
Common questions
What is Vignesh Viswanathan, MD's NPI number?
Vignesh Viswanathan, MD's National Provider Identifier (NPI) is 1477905602, issued on Jul 12, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Vignesh Viswanathan, MD located?
The NPPES record lists a practice address at 1215 Pleasant St Ste 100, Des Moines, IA, 50309. Phone: (515) 336-6557. Providers update this record themselves, so call before visiting.
How can I verify Vignesh Viswanathan, MD's license?
NPPES lists Iowa license number 49201, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vignesh Viswanathan, MD prescribe under Medicare Part D?
In 2024, Vignesh Viswanathan, MD had 1,184 Medicare Part D claims for 237 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Vignesh Viswanathan, MD's MIPS final score?
The 2023 MIPS final score is 87 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.