Doctor profile · Federal record
Dr. Dianna Chooljian, MD PHD MPH
Neuroradiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Long Beach, CA
- NPI 1902888043
- Accepts Medicare
- 43 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2801 Atlantic Ave
Long Beach, CA 90806
(562) 933-1550 - Mailing address
-
1724 Paseo del Mar
Pve, CA 90274
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- April 20, 2009
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 2085N0700X — NUCC code
- State license (1)
- California #G57579
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902888043. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,749
Distinct HCPCS
10
Medicare allowed
$135,545
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
A9585 |
Injection, gadobutrol, 0.1 ml | 1,620 | 22 | $0 | |
70450 |
Ct scan head or brain without contrast | 553 | 528 | $42 | |
71045 |
X-ray of chest, 1 view | 353 | 308 | $9 | |
70496 |
Ct scan of blood vessels of head with contrast | 154 | 152 | $86 | |
70498 |
Ct scan of blood vessels of neck with contrast | 153 | 152 | $86 | |
70551 |
Mri scan of brain without contrast | 153 | 151 | $75 | |
A9576 |
Injection, gadoteridol, (prohance multipack), per ml | 130 | 12 | $1 | |
72148 |
Mri scan of lower spinal canal without contrast | 76 | 76 | $74 | |
70553 |
Mri scan of brain before and after contrast | 56 | 56 | $116 | |
72125 |
Ct scan of upper spine without contrast | 54 | 54 | $49 |
In context: peer comparison
Among 1 peers in Long Beach Neuroradiology Physician, average services per provider: 129. This provider delivers 29× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Dianna Chooljian's medical specialty?
Dr. Dianna Chooljian practices Neuroradiology Physician in Long Beach, CA.
Where does Dr. Dianna Chooljian practice?
Dr. Dianna Chooljian practices at 2801 Atlantic Ave, Long Beach, CA 90806. Office phone: 5629331550.
What is Dr. Dianna Chooljian's NPI?
Dr. Dianna Chooljian's National Provider Identifier (NPI) is 1902888043, issued by NPPES.
Does Dr. Dianna Chooljian accept Medicare assignment?
Yes. Dr. Dianna Chooljian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dianna Chooljian commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadobutrol, 0.1 ml (HCPCS A9585); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.