Doctor profile · Federal record

Dr. Vivek Thappa, MD

Sleep Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Rockford, IL

  • NPI 1295743383
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1401 E State St
Rockford, IL 61104
(779) 696-6102
fax (779) 696-6026
Mailing address
Po Box 78866
Milwaukee, WI 532788866

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 19, 2021
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RS0012X — NUCC code
State license (1)
Illinois #036081657
Medicaid
IL #036081657

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295743383. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
883
Distinct HCPCS
10
Medicare allowed
$56,297
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 193 176 $64
94729 Test to examine how well the lungs exchange gases 89 85 $9
94726 Test to determine lung volumes using sensors 87 84 $11
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 74 45 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 65 31 $117
94060 Test to measure expiratory airflow and volume changes before and after medication administration 52 49 $10
94010 Test to measure expiratory airflow and volume 44 42 $8
99203 New patient office or other outpatient visit, 30-44 minutes 41 41 $80
99291 Critical care, first 30-74 minutes 31 20 $212
99214 Established patient office or other outpatient visit, 30-39 minutes 29 25 $96

In context: peer comparison

Among 1 peers in Rockford Sleep Medicine (Internal Medicine) Physician, average services per provider: 46. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$828
Transactions
24
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 7 $345.19
GlaxoSmithKline, LLC. 5 $107.76
Inspire Medical Systems, INC. 1 $88.82
Jazz Pharmaceuticals INC. 2 $77.38
Regeneron Healthcare Solutions, INC. 2 $48.20
Boehringer Ingelheim Pharmaceuticals, INC. 2 $44.15
Axsome Therapeutics, INC. 1 $32.32
Grifols USA, LLC 1 $24.35
Genzyme Corporation 1 $23.78
Amgen INC. 1 $22.00
Philips North America LLC 1 $14.04

By nature of payment

Food and Beverage
$828

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
972
Patients
217
Total drug cost
$871,444
Drug Type Claims Patients Total cost
Breo Ellipta (Fluticasone/Vilanterol) Brand 200 44 $113,241
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 140 55 $6,183
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 108 29 $91,937
Montelukast Sodium Generic 100 28 $1,489
Symbicort (Budesonide/Formoterol Fumarate) Brand 80 23 $40,715
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 60 12 $34,536
Prednisone Generic 49 15 $208
Ofev (Nintedanib Esylate) Brand 40 0 $541,804
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 35 0 $19,468
Gabapentin Generic 32 0 $687

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivek Thappa's medical specialty?
Dr. Vivek Thappa practices Sleep Medicine (Internal Medicine) Physician in Rockford, IL.
Where does Dr. Vivek Thappa practice?
Dr. Vivek Thappa practices at 1401 E State St, Rockford, IL 61104. Office phone: 7796966102.
What is Dr. Vivek Thappa's NPI?
Dr. Vivek Thappa's National Provider Identifier (NPI) is 1295743383, issued by NPPES.
Does Dr. Vivek Thappa accept Medicare assignment?
Yes. Dr. Vivek Thappa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivek Thappa commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Test to examine how well the lungs exchange gases (HCPCS 94729); Test to determine lung volumes using sensors (HCPCS 94726). Source: CMS Medicare Physician & Other Practitioners file.