Doctor profile · Federal record

Dr. Lekshmi Vallyathan, MD

Internal Medicine Physician · Internal Medicine Physician · Merced, CA

  • NPI 1487842894
  • 19 yrs on file
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
315 Mercy Ave, Suite 400
Merced, CA 953408363
(209) 564-3713

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
February 11, 2022
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A118521 · Pennsylvania #MT191774

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487842894. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dexcom, Inc. 1 $27.11

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,362
Patients
478
Total drug cost
$17,914
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 242 97 $3,169
Losartan Potassium Generic 154 54 $1,890
Levothyroxine Sodium Generic 122 36 $2,576
Lisinopril Generic 120 42 $1,297
Amlodipine Besylate Generic 104 39 $1,234
Atenolol Generic 87 24 $1,115
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 65 27 $1,038
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 64 0 $1,124
Metformin Hcl Er (Metformin Hcl) Brand 64 25 $525
Simvastatin Generic 62 22 $706

Frequently asked questions

Auto-generated from federal data
What is Dr. Lekshmi Vallyathan's medical specialty?
Dr. Lekshmi Vallyathan practices Internal Medicine Physician in Merced, CA.
Where does Dr. Lekshmi Vallyathan practice?
Dr. Lekshmi Vallyathan practices at 315 Mercy Ave, Merced, CA 953408363. Office phone: 2095643713.
What is Dr. Lekshmi Vallyathan's NPI?
Dr. Lekshmi Vallyathan's National Provider Identifier (NPI) is 1487842894, issued by NPPES.