Doctor profile · Federal record

Dr. Sahityan Viswanathan, M.D.

Nephrology Physician (CMS: Nephrology) · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Las Vegas, NV

  • NPI 1194251793
  • Accepts Medicare
  • MIPS 67.6 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2545 S Bruce St Ste 200
Las Vegas, NV 891691778
(702) 732-2438
fax (702) 737-5043

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
May 16, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
Nevada #22333 · Texas #BP20071809
Medicaid
NV #1194251793

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194251793. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,357
Distinct HCPCS
6
Medicare allowed
$168,597
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 812 242 $117
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 247 99 $77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 157 144 $170
99214 Established patient office or other outpatient visit, 30-39 minutes 53 30 $121
90966 Home dialysis services per month (20 years or older) 52 14 $292
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $167

In context: peer comparison

Among 40 peers in Las Vegas Nephrology Physician, average services per provider: 232. This provider delivers 5.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$905
Transactions
33
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Amgen INC. 5 $230.36
Bayer Healthcare Pharmaceuticals INC. 6 $183.13
Travere Therapeutics, INC. 3 $96.84
Fresenius USA Marketing, INC. 3 $66.00
GlaxoSmithKline, LLC. 2 $49.12
Ardelyx, INC. 2 $43.21
Aurinia Pharma U.S., INC. 2 $42.73
Otsuka Pharmaceutical Development & Commercialization, INC. 2 $37.20
Vifor Pharma, INC. 2 $34.97
Alexion Pharmaceuticals, INC. 2 $34.08
Boehringer Ingelheim Pharmaceuticals, INC. 1 $30.08
Takeda Pharmaceuticals U.S.A., INC. 1 $25.12
Novo Nordisk INC 1 $16.70
AstraZeneca Pharmaceuticals Lp 1 $15.51

By nature of payment

Food and Beverage
$905

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
327
Patients
118
Total drug cost
$124,201
Drug Type Claims Patients Total cost
Furosemide Generic 47 23 $291
Carvedilol Generic 39 22 $419
Jardiance (Empagliflozin) Brand 37 15 $59,376
Losartan Potassium Generic 37 15 $272
Amlodipine Besylate Generic 34 16 $218
Lisinopril Generic 30 13 $301
Farxiga (Dapagliflozin Propanediol) Brand 26 0 $27,440
Sevelamer Carbonate Generic 23 0 $6,846
Gabapentin Generic 16 0 $169
Ciprofloxacin Hcl Generic 14 14 $55

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sahityan Viswanathan's medical specialty?
Dr. Sahityan Viswanathan practices Nephrology Physician in Las Vegas, NV.
Where does Dr. Sahityan Viswanathan practice?
Dr. Sahityan Viswanathan practices at 2545 S Bruce St Ste 200, Las Vegas, NV 891691778. Office phone: 7027322438.
What is Dr. Sahityan Viswanathan's NPI?
Dr. Sahityan Viswanathan's National Provider Identifier (NPI) is 1194251793, issued by NPPES.
Does Dr. Sahityan Viswanathan accept Medicare assignment?
Yes. Dr. Sahityan Viswanathan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sahityan Viswanathan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.