Karthik Muralidharan
Internal Medicine Physician · Milwaukee, WI
Karthik Muralidharan is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1801478862, issued on Apr 28, 2021. Check the license (Wisconsin 83216-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Karthik Muralidharan
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 83216-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 8701 Watertown Plank RD, Milwaukee, WI 53226
- Phone
- (414) 955-4575
- Enumerated
- Apr 28, 2021
- Record last updated
- Sep 27, 2024
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 8701 Watertown Plank RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amjad Abdelrahim, MDStudent in an Organized Health Care Education/Training Program1356029904
- Amanda Abrams, DOStudent in an Organized Health Care Education/Training Program1427990977
- Mohammad Abuassi, M.D.Gastroenterology Physician1275211567
- Besim Ademi, MDInternal Medicine Physician1750960134
- Iniya Adhan, MDStudent in an Organized Health Care Education/Training Program1598559114
- Valerie AguilarStudent in an Organized Health Care Education/Training Program1578350419
Verify Karthik Muralidharan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 83216-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
320 Medicare Part D claims for 78 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium28 claims
- Lisinopril17 claims
- Diclofenac Sodium16 claims
- Amlodipine Besylate15 claims
- Metformin Hcl12 claims
- Metformin Hcl Er11 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.
Industry payments in 2024: $121.93
1 payment: food and beverage; the largest payer was Pharming Healthcare, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Karthik Muralidharan among 2,078 internal medicine physician records in Wisconsin
Karthik Muralidharan is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 86% of them.
- NPI issued2021 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
382 internal medicine physician records list a practice address in Milwaukee
They are 382 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Milwaukee → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gary Barnas, MDMilwaukee, WI 532261902857329
- Karen Fickel, MDMilwaukee, WI 532261336190255
- Kathlyn Fletcher, MDMilwaukee, WI 532261306897236
- Sandra Green, MDMilwaukee, WI 532261871544692
- Tiffany Hubbard, MDWauwatosa, WI 532261518918093
- Samuel Idarraga, M.D.Wauwatosa, WI 532261700850070
- Jasna Jevtic, MDMilwaukee, WI 532261386695823
- Jack Kaufman, MDMilwaukee, WI 532261740231299
Common questions
What is Karthik Muralidharan's NPI number?
Karthik Muralidharan's National Provider Identifier (NPI) is 1801478862, issued on Apr 28, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Karthik Muralidharan located?
The NPPES record lists a practice address at 8701 Watertown Plank RD, Milwaukee, WI, 53226. Phone: (414) 955-4575. Providers update this record themselves, so call before visiting.
How can I verify Karthik Muralidharan's license?
NPPES lists Wisconsin license number 83216-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karthik Muralidharan prescribe under Medicare Part D?
In 2024, Karthik Muralidharan had 320 Medicare Part D claims for 78 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.