Doctor profile · Federal record
Dr. Firas Naji, D.O.
Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Irvine, CA
- NPI 1578883997
- Accepts Medicare
- 16 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
17595 Harvard Ave Ste C-803
Irvine, CA 926148516
(949) 981-5033
fax (949) 272-9976 - Mailing address
-
17595 Harvard Ave Ste C803
Irvine, CA 926148516
Credentials & registration
- NPI registered
- June 2010 — 16 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Massachusetts #253997 · Massachusetts #244291
- Medicaid
- MA #110099862A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578883997. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
394
Distinct HCPCS
5
Medicare allowed
$48,460
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 158 | 77 | $88 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 120 | 55 | $133 | |
99239 |
Hospital discharge day management, more than 30 minutes | 65 | 65 | $128 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 29 | 29 | $187 | |
99291 |
Critical care, first 30-74 minutes | 22 | 12 | $221 |
In context: peer comparison
Among 37 peers in this city , average services per provider: 103. This provider delivers 3.8× the peer median.Frequently asked questions
What is Dr. Firas Naji's medical specialty?
Dr. Firas Naji practices Internal Medicine Physician in Irvine, CA.
Where does Dr. Firas Naji practice?
Dr. Firas Naji practices at 17595 Harvard Ave Ste C-803, Irvine, CA 926148516. Office phone: 9499815033.
What is Dr. Firas Naji's NPI?
Dr. Firas Naji's National Provider Identifier (NPI) is 1578883997, issued by NPPES.
Does Dr. Firas Naji accept Medicare assignment?
Yes. Dr. Firas Naji accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Firas Naji commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.