Dharushana Muthulingam, MD
Infectious Disease Physician · Westlake Village, CA
Dharushana Muthulingam, MD is an infectious disease physician with a practice address in Westlake Village, California, and NPI 1447526231, issued on Mar 27, 2012. Check the license (California A129093, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Dharushana Muthulingam
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- A129093 CA
Self-reported in NPPES; status is on the state search - Practice location
- 141 Triunfo Canyon RD Ste 110, Westlake Village, CA 91361
- Phone
- (805) 371-1393
- Enumerated
- Mar 27, 2012
- Record last updated
- Jun 30, 2026
- Medicare enrollment
- Enrolled (PECOS I20190812002829); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 141 Triunfo Canyon RD Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Natalie Abrahamian, M.D.Internal Medicine Physician1356882567
- Christine Dahlin, M.D.Internal Medicine Physician1922293786
- Mark HallRheumatology Physician1891181103
- Leslie JohnsonFamily Medicine Physician1083107197
- Alina Katsman, M.D.Adult Medicine Physician1528351459
- Fang-Yu Liu, MDInfectious Disease Physician1104311216
Verify Dharushana Muthulingam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A129093Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average infectious disease physician in 2024
405 Medicare Part D claims for 58 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. 46 claims were for opioids.
Most prescribed
- Biktarvy66 claims
- Hydrocodone-Acetaminophen31 claims
- Escitalopram Oxalate14 claims
- Oxycodone-Acetaminophen13 claims
- Hydrochlorothiazide12 claims
- Atorvastatin Calcium11 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: $39.60
2 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. The 3,895 providers of this specialty with any payment received $4,362.19 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.
Bills Medicare through one group practice
- Vivent Health IncSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in Westlake Village →
Other infectious disease physician records in California
- Sanaz Abderrahmane, M.D.Sacramento, CA1902039902
- Shira Abeles, M.D.San Diego, CA1720240625
- Igor Abolnik, MDRureka, CA1194783829
- Firas Abubaker, MDCorona, CA1346255254
- Nehkonti Adams, M.D.San Diego, CA1194985705
- Paul Adamson, MD, MPHLos Angeles, CA1639558455
- Alina Adeel, M.DLa Jolla, CA1831453596
- Oladunni Adeyiga, MDLos Angeles, CA1801809751
- Jacqueline Adler, M.D.West Hills, CA1326094582
- Dipti Agrawal, MDPalo Alto, CA1437137189
Common questions
What is Dharushana Muthulingam, MD's NPI number?
Dharushana Muthulingam, MD's National Provider Identifier (NPI) is 1447526231, issued on Mar 27, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Dharushana Muthulingam, MD located?
The NPPES record lists a practice address at 141 Triunfo Canyon RD Ste 110, Westlake Village, CA, 91361. Phone: (805) 371-1393. Providers update this record themselves, so call before visiting.
How can I verify Dharushana Muthulingam, MD's license?
NPPES lists California license number A129093, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Dharushana Muthulingam, MD prescribe under Medicare Part D?
In 2024, Dharushana Muthulingam, MD had 405 Medicare Part D claims for 58 beneficiaries; the average among infectious disease physician prescribers was 689. 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.