Doctor profile · Federal record
Dr. Berj Demirjian, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA
- NPI 1578711982
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11301 Wilshire Blvd, 691/111Q Room 3025
Los Angeles, CA 900731003
(310) 478-3711
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- December 2, 2021
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A97497
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578711982. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
22
Distinct HCPCS
1
Medicare allowed
$4,884
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 22 | 13 | $222 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 0.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
739
Patients
224
Total drug cost
$536,574
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 111 | 55 | $2,383 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 81 | 26 | $40,164 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 80 | 35 | $26,107 |
| Wixela Inhub (Fluticasone Propion/Salmeterol) | Brand | 76 | 21 | $12,382 |
| Montelukast Sodium | Generic | 73 | 15 | $614 |
| Alvesco (Ciclesonide) | Brand | 45 | 16 | $4,901 |
| Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) | Brand | 45 | 15 | $22,872 |
| Ofev (Nintedanib Esylate) | Brand | 44 | 0 | $406,628 |
| Roflumilast | Generic | 37 | 0 | $8,621 |
| Ipratropium Bromide | Generic | 34 | 15 | $1,429 |
Hospital affiliations
Frequently asked questions
What is Dr. Berj Demirjian's medical specialty?
Dr. Berj Demirjian practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Berj Demirjian practice?
Dr. Berj Demirjian practices at 11301 Wilshire Blvd, Los Angeles, CA 900731003. Office phone: 3104783711.
What is Dr. Berj Demirjian's NPI?
Dr. Berj Demirjian's National Provider Identifier (NPI) is 1578711982, issued by NPPES.
Does Dr. Berj Demirjian accept Medicare assignment?
Yes. Dr. Berj Demirjian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Berj Demirjian commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.