Doctor profile · Federal record
Dr. Thomas Diamant, MD
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Costa Mesa, CA
- NPI 1952310872
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 47 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
136 Broadway
Costa Mesa, CA 926272818
(949) 873-5537
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 6, 2024
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- California #G43620
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952310872. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,679
Distinct HCPCS
10
Medicare allowed
$206,517
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
94375 |
Test to measure rate of airflow | 606 | 262 | $43 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 599 | 250 | $139 | |
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 329 | 64 | $7 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 186 | 143 | $194 | |
94729 |
Test to examine how well the lungs exchange gases | 124 | 115 | $66 | |
94640 |
Inhalation treatment for airway obstruction or sputum production | 122 | 105 | $11 | |
94726 |
Test to determine lung volumes using sensors | 119 | 114 | $62 | |
95012 |
Test to measure the level of nitric oxide gas | 117 | 84 | $22 | |
96372 |
Injection of drug or substance under skin or into muscle | 99 | 72 | $16 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 94 | 92 | $44 |
In context: peer comparison
Among 2 peers in Costa Mesa Pulmonary Disease Physician, average services per provider: 147. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$3,012
Transactions
109
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 21 | $429.76 | |
| Regeneron Healthcare Solutions, INC. | 14 | $421.23 | |
| Mylan Specialty L.P. | 17 | $416.82 | |
| AstraZeneca Pharmaceuticals Lp | 11 | $240.05 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 5 | $201.52 | |
| Amgen INC. | 8 | $191.45 | |
| Abbvie INC. | 6 | $165.72 | |
| Vifor Pharma, INC. | 7 | $156.81 | |
| Baxter Healthcare | 3 | $94.92 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $93.98 | |
| Genzyme Corporation | 3 | $87.90 | |
| Janssen Pharmaceuticals, INC | 4 | $86.96 | |
| ViiV Healthcare Company | 3 | $70.60 | |
| Electromed, INC. | 2 | $49.52 | |
| Actelion Pharmaceuticals US, INC. | 2 | $47.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,440
Patients
477
Total drug cost
$376,502
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 253 | 96 | $9,156 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 245 | 43 | $129,025 |
| Prednisone | Generic | 155 | 54 | $1,244 |
| Fluticasone Propionate | Generic | 107 | 40 | $1,871 |
| Methylprednisolone | Generic | 104 | 60 | $938 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 102 | 22 | $108,453 |
| Azithromycin | Generic | 95 | 55 | $505 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 81 | 19 | $47,952 |
| Ipratropium Bromide | Generic | 77 | 42 | $4,620 |
| Montelukast Sodium | Generic | 49 | 12 | $979 |
Hospital affiliations
Frequently asked questions
What is Dr. Thomas Diamant's medical specialty?
Dr. Thomas Diamant practices Pulmonary Disease Physician in Costa Mesa, CA.
Where does Dr. Thomas Diamant practice?
Dr. Thomas Diamant practices at 136 Broadway, Costa Mesa, CA 926272818. Office phone: 9498735537.
What is Dr. Thomas Diamant's NPI?
Dr. Thomas Diamant's National Provider Identifier (NPI) is 1952310872, issued by NPPES.
Does Dr. Thomas Diamant accept Medicare assignment?
Yes. Dr. Thomas Diamant accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Diamant commonly perform?
Top Medicare-reported procedures in 2023: Test to measure rate of airflow (HCPCS 94375); Established patient office or other outpatient visit (HCPCS 99214); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702). Source: CMS Medicare Physician & Other Practitioners file.