Doctor profile · Federal record

Dr. Ramanathan Muthaiah, MD

Internal Medicine Physician (CMS: Internal Medicine) · Las Vegas, NV

  • NPI 1356367734
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5061 N Rainbow Blvd Ste 180
Las Vegas, NV 891301689
(702) 220-8001
fax (702) 395-4500

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 25, 2011
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Nevada #9823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356367734. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,528
Distinct HCPCS
10
Medicare allowed
$237,533
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 768 171 $124
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 355 124 $62
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 351 125 $47
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 178 114 $23
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 109 102 $13
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 108 105 $177
93880 Ultrasound of both sides of head and neck blood flow 107 106 $191
99215 Established patient office or other outpatient visit, 40-54 minutes 105 103 $175
93922 Ultrasound study of arm and leg arteries 103 98 $70
94060 Test to measure expiratory airflow and volume changes before and after medication administration 81 79 $38

In context: peer comparison

Among 194 peers in Las Vegas Internal Medicine Physician, average services per provider: 170. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$136
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 2 $46.86
Amgen INC. 2 $40.03
AstraZeneca Pharmaceuticals Lp 2 $34.25
Boehringer Ingelheim Pharmaceuticals, INC. 1 $14.71

By nature of payment

Food and Beverage
$136

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
718
Patients
383
Total drug cost
$55,221
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 119 70 $1,775
Losartan Potassium Generic 68 43 $961
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 53 29 $1,940
Gabapentin Generic 53 34 $1,954
Pantoprazole Sodium Generic 50 28 $1,036
Levothyroxine Sodium Generic 49 27 $507
Alprazolam Generic 45 0 $362
Amlodipine Besylate Generic 41 23 $607
Lisinopril Generic 40 22 $476
Metformin Hcl Generic 38 22 $370

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramanathan Muthaiah's medical specialty?
Dr. Ramanathan Muthaiah practices Internal Medicine Physician in Las Vegas, NV.
Where does Dr. Ramanathan Muthaiah practice?
Dr. Ramanathan Muthaiah practices at 5061 N Rainbow Blvd Ste 180, Las Vegas, NV 891301689. Office phone: 7022208001.
What is Dr. Ramanathan Muthaiah's NPI?
Dr. Ramanathan Muthaiah's National Provider Identifier (NPI) is 1356367734, issued by NPPES.
Does Dr. Ramanathan Muthaiah accept Medicare assignment?
Yes. Dr. Ramanathan Muthaiah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramanathan Muthaiah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490); Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439). Source: CMS Medicare Physician & Other Practitioners file.