Doctor profile · Federal record
Dr. Karthik Mahadevan, MD
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · Eugene, OR
- NPI 1144285263
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3125 Chad Dr Ste 100
Eugene, OR 974087440
(541) 687-1712
fax (541) 687-7943
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- October 25, 2022
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- Oregon #MD26320
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144285263. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,424
Distinct HCPCS
10
Medicare allowed
$127,090
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 357 | 188 | $122 | |
94375 |
Test to measure rate of airflow | 173 | 134 | $37 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 120 | 49 | $114 | |
71046 |
X-ray of chest, 2 views | 76 | 51 | $33 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 67 | 67 | $159 | |
99291 |
Critical care, first 30-74 minutes | 67 | 34 | $203 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 61 | 55 | $86 | |
94726 |
Test to determine lung volumes using sensors | 48 | 44 | $52 | |
94729 |
Test to examine how well the lungs exchange gases | 48 | 44 | $54 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 44 | 29 | $169 |
In context: peer comparison
Among 2 peers in Eugene Pulmonary Disease Physician, average services per provider: 54. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$3,632
Transactions
26
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 21 | $3,118.13 | |
| Noah Medical Corporation | 4 | $441.33 | |
| Ethicon INC. | 1 | $72.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,234
Patients
320
Total drug cost
$1,000,659
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 194 | 33 | $162,288 |
| Prednisone | Generic | 136 | 64 | $870 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 129 | 49 | $5,787 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 119 | 28 | $63,504 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 84 | 16 | $52,972 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 67 | 15 | $34,624 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 65 | 19 | $45,367 |
| Azithromycin | Generic | 63 | 34 | $568 |
| Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) | Brand | 60 | 12 | $37,835 |
| Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) | Brand | 60 | 14 | $35,576 |
Hospital affiliations
Frequently asked questions
What is Dr. Karthik Mahadevan's medical specialty?
Dr. Karthik Mahadevan practices Pulmonary Disease Physician in Eugene, OR.
Where does Dr. Karthik Mahadevan practice?
Dr. Karthik Mahadevan practices at 3125 Chad Dr Ste 100, Eugene, OR 974087440. Office phone: 5416871712.
What is Dr. Karthik Mahadevan's NPI?
Dr. Karthik Mahadevan's National Provider Identifier (NPI) is 1144285263, issued by NPPES.
Does Dr. Karthik Mahadevan accept Medicare assignment?
Yes. Dr. Karthik Mahadevan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karthik Mahadevan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Test to measure rate of airflow (HCPCS 94375); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.