Kanchana R. Viswanathan, MD
Endocrinology, Diabetes & Metabolism Physician · Long Beach, CA
Kanchana R. Viswanathan, MD is an endocrinology, diabetes & metabolism physician with a practice address in Long Beach, California, and NPI 1760491104, issued on Aug 5, 2006. Check the license (California C53345, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kanchana R. Viswanathan
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- C53345 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1868 Pacific Ave, Long Beach, CA 90806
- Phone
- (562) 595-4718
- Enumerated
- Aug 5, 2006
- Record last updated
- Aug 12, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130509000444); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1868 Pacific Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard Berkson, MDEndocrinology, Diabetes & Metabolism Physician1699793885
- Matthew Clarke, MDEndocrinology, Diabetes & Metabolism Physician1528315835
- Mary Crocker, RN, CDEDiabetes Educator Registered Nurse1437452091
- Joanne Feldman, RDRegistered Dietitian1427247840
- Linda Kerr, NPNurse Practitioner1346268430
- Ricky Mac, MDEndocrinology, Diabetes & Metabolism Physician1578581666
Verify Kanchana R. Viswanathan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C53345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,523 Medicare Part D claims for 439 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Ozempic451 claims
- Levothyroxine Sodium397 claims
- Metformin Hcl269 claims
- Jardiance232 claims
- Trulicity213 claims
- Lantus Solostar186 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: $3,806.87
145 payments; by number, the most common kind was food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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
- Prohealth Partners, A Medical GroupLong Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
Other endocrinology, diabetes & metabolism physician records in California
- Evan Abel, MDSanta Monica, CA1619067238
- Anita Abraham, M.D.Stockton, CA1558380337
- Sallie Adams, M.D.Roseville, CA1255342085
- Helen Adelberg, M.D.Encino, CA1093935447
- Yewande Adepoju, DOOroville, CA1467892984
- David Aftergood, MDBeverly Hills, CA1639259328
- Nidhi Agarwal, MDTorrance, CA1518387125
- Bahar Aghighi, MDSanta Cruz, CA1770562134
- Tyler Aguinaldo, MDBurlingame, CA1306811906
- Susan Ahern, D.O.Ventura, CA1508156597
Common questions
What is Kanchana R. Viswanathan, MD's NPI number?
Kanchana R. Viswanathan, MD's National Provider Identifier (NPI) is 1760491104, issued on Aug 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kanchana R. Viswanathan, MD located?
The NPPES record lists a practice address at 1868 Pacific Ave, Long Beach, CA, 90806. Phone: (562) 595-4718. Providers update this record themselves, so call before visiting.
How can I verify Kanchana R. Viswanathan, MD's license?
NPPES lists California license number C53345, 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 Kanchana R. Viswanathan, MD prescribe under Medicare Part D?
In 2024, Kanchana R. Viswanathan, MD had 4,523 Medicare Part D claims for 439 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.