Doctor profile · Federal record

Dr. Varun Chawla

Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Fremont, CA

  • NPI 1609067537
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1999 Mowry Ave, Suite R
Fremont, CA 945381738
(510) 745-8187

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
September 12, 2016
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
California #A118650 · Massachusetts #232797

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609067537. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,605
Distinct HCPCS
10
Medicare allowed
$264,109
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 486 205 $133
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 388 170 $88
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 208 30 $406
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 204 99 $134
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 81 73 $197
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 51 50 $147
90935 Hemodialysis procedure with physician evaluation 49 40 $81
99443 Telephone medical discussion with physician, 21-30 minutes 44 33 $132
99215 Established patient office or other outpatient visit, 40-54 minutes 43 28 $169
99204 New patient office or other outpatient visit, 45-59 minutes 31 31 $198

In context: peer comparison

Among 5 peers in this city , average services per provider: 164. This provider delivers 9.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,871
Transactions
83
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 23 $2,426.37
AstraZeneca Pharmaceuticals LP 6 $180.68
Novartis Pharmaceuticals Corporation 8 $167.42
CALLIDITAS THERAPEUTICS US INC. 9 $157.97
Lilly USA, LLC 6 $136.34
Travere Therapeutics, Inc. 3 $112.70
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $94.37
Otsuka America Pharmaceutical, Inc. 4 $91.15
Fresenius USA Marketing, Inc. 4 $88.07
Ardelyx, Inc. 4 $67.73
Novo Nordisk Inc 4 $65.86
Bayer Healthcare Pharmaceuticals Inc. 2 $53.15
Aurinia Pharma U.S., Inc. 3 $51.75
OPKO Pharmaceuticals, LLC 3 $50.95
Mallinckrodt Hospital Products Inc. 2 $32.47

By nature of payment

Food and Beverage
$1,834
Consulting Fee
$1,600
Education
$437

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,363
Patients
409
Total drug cost
$549,598
Drug Type Claims Patients Total cost
Calcitriol Generic 310 90 $9,474
Hydralazine Hcl Generic 138 43 $3,866
Farxiga (Dapagliflozin Propanediol) Brand 132 45 $219,494
Amlodipine Besylate Generic 124 43 $1,958
Lokelma (Sodium Zirconium Cyclosilicate) Brand 117 34 $175,906
Losartan Potassium Generic 117 37 $2,598
Carvedilol Generic 76 22 $1,648
Sevelamer Carbonate Generic 55 18 $24,797
Calcium Acetate Generic 54 17 $5,534
Furosemide Generic 54 18 $527

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Varun Chawla's medical specialty?
Dr. Varun Chawla practices Nephrology Physician in Fremont, CA.
Where does Dr. Varun Chawla practice?
Dr. Varun Chawla practices at 1999 Mowry Ave, Fremont, CA 945381738. Office phone: 5107458187.
What is Dr. Varun Chawla's NPI?
Dr. Varun Chawla's National Provider Identifier (NPI) is 1609067537, issued by NPPES.
Does Dr. Varun Chawla accept Medicare assignment?
Yes. Dr. Varun Chawla accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Varun Chawla commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.