Doctor profile · Federal record
Dr. Ahmad Hajj, MD
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Santa Ana, CA
- NPI 1043287345
- 52 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1220 Hemlock Way, Ste 203
Santa Ana, CA 927073650
(714) 957-5721
fax (714) 957-5872
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- May 22, 2014
- Year of graduation
- 1974 — 52 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State license (1)
- California #C40971
- Medicaid
- CA #GR0063390
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043287345. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
77
Distinct HCPCS
5
Medicare allowed
$20,305
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 22 | 21 | $130 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 14 | $93 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 15 | 15 | $82 | |
27236 |
Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement | 12 | 12 | $1,211 | |
76000 |
Imaging guidance for procedure, 60 minutes or less | 12 | 11 | $15 |
In context: peer comparison
Among 4 peers in Santa Ana Orthopaedic Surgery Physician, average services per provider: 21. This provider delivers 3.7× the peer median.Open Payments
Industry payments received
All-time total
$6,087
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Citieffe, INC. | 1 | $6,000.00 | |
| Stryker Corporation | 2 | $64.56 | |
| Sumitomo Pharma America, INC. | 1 | $22.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
0
Total drug cost
$409
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tramadol Hcl | Generic | 29 | 0 | $254 |
| Ibuprofen | Generic | 15 | 0 | $155 |
Hospital affiliations
Frequently asked questions
What is Dr. Ahmad Hajj's medical specialty?
Dr. Ahmad Hajj practices Orthopaedic Surgery Physician in Santa Ana, CA.
Where does Dr. Ahmad Hajj practice?
Dr. Ahmad Hajj practices at 1220 Hemlock Way, Santa Ana, CA 927073650. Office phone: 7149575721.
What is Dr. Ahmad Hajj's NPI?
Dr. Ahmad Hajj's National Provider Identifier (NPI) is 1043287345, issued by NPPES.
Does Dr. Ahmad Hajj accept Medicare assignment?
Dr. Ahmad Hajj does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Ahmad Hajj commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.