Doctor profile · Federal record
Dr. Gregory Tirdel, MD
Internal Medicine Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Truckee, CA
- NPI 1821080144
- Accepts Medicare
- MIPS 91.1 / 100 · 2023
- 37 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
10956 Donner Pass RD, Suite 260
Truckee, CA 961614861
(530) 582-6400
fax (530) 582-6991
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- February 17, 2012
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- California #G69661 · California #G696610
- Medicaid
- CA #1827433
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821080144. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
112
Distinct HCPCS
4
Medicare allowed
$11,270
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95811 |
Sleep study in sleep lab with continuous airway pressure (6 years or older) | 52 | 49 | $128 | |
95810 |
Sleep study in sleep lab (6 years or older) | 24 | 24 | $123 | |
G0399 |
Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation | 22 | 22 | $47 | |
G0399 |
Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation | 14 | 14 | $47 |
In context: peer comparison
Among 3 peers in Truckee Internal Medicine Physician, average services per provider: 33. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$217
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| United Therapeutics Corporation | 1 | $125.00 | |
| Jazz Pharmaceuticals INC. | 1 | $91.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
970
Patients
253
Total drug cost
$282,781
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 223 | 46 | $120,209 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 121 | 51 | $3,999 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 118 | 25 | $70,683 |
| Montelukast Sodium | Generic | 93 | 35 | $1,224 |
| Prednisone | Generic | 51 | 15 | $267 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 51 | 0 | $34,017 |
| Trazodone Hcl | Generic | 44 | 19 | $417 |
| Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) | Brand | 38 | 0 | $26,055 |
| Azelastine Hcl | Generic | 37 | 13 | $1,621 |
| Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) | Brand | 37 | 12 | $6,026 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Tirdel's medical specialty?
Dr. Gregory Tirdel practices Internal Medicine Physician in Truckee, CA.
Where does Dr. Gregory Tirdel practice?
Dr. Gregory Tirdel practices at 10956 Donner Pass RD, Truckee, CA 961614861. Office phone: 5305826400.
What is Dr. Gregory Tirdel's NPI?
Dr. Gregory Tirdel's National Provider Identifier (NPI) is 1821080144, issued by NPPES.
Does Dr. Gregory Tirdel accept Medicare assignment?
Yes. Dr. Gregory Tirdel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Tirdel commonly perform?
Top Medicare-reported procedures in 2023: Sleep study in sleep lab with continuous airway pressure (6 years or older) (HCPCS 95811); Sleep study in sleep lab (6 years or older) (HCPCS 95810); Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation (HCPCS G0399). Source: CMS Medicare Physician & Other Practitioners file.