Doctor profile · Federal record
Dr. Hassan Chahine, MD
Internal Medicine Physician (CMS: Internal Medicine) · Downey, CA
- NPI 1518326933
- Accepts Medicare
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8301 Florence Ave Ste 301
Downey, CA 902403948
(866) 333-3158
Credentials & registration
- NPI registered
- February 2016 — 10 yrs on file
- Profile last updated
- February 26, 2024
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A151005
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518326933. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,630
Distinct HCPCS
10
Medicare allowed
$452,483
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 3,489 | 298 | $83 | |
99291 |
Critical care, first 30-74 minutes | 276 | 58 | $221 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 245 | 95 | $125 | |
99238 |
Hospital discharge day management, 30 minutes or less | 211 | 196 | $86 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 116 | 111 | $137 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 62 | 61 | $182 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 59 | 18 | $114 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 40 | 32 | $193 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 40 | 13 | $79 | |
99497 |
Advance care planning, first 30 minutes | 38 | 27 | $79 |
In context: peer comparison
Among 15 peers in Downey Internal Medicine Physician, average services per provider: 213. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$21
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 2 | $21.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
954
Patients
195
Total drug cost
$40,444
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 115 | 35 | $1,184 |
| Levothyroxine Sodium | Generic | 111 | 18 | $1,231 |
| Eliquis (Apixaban) | Brand | 95 | 23 | $30,494 |
| Pantoprazole Sodium | Generic | 84 | 30 | $1,833 |
| Amlodipine Besylate | Generic | 77 | 23 | $459 |
| Furosemide | Generic | 70 | 20 | $390 |
| Gabapentin | Generic | 59 | 15 | $780 |
| Famotidine | Generic | 54 | 0 | $348 |
| Trazodone Hcl | Generic | 49 | 0 | $316 |
| Levetiracetam | Generic | 44 | 12 | $1,176 |
Frequently asked questions
What is Dr. Hassan Chahine's medical specialty?
Dr. Hassan Chahine practices Internal Medicine Physician in Downey, CA.
Where does Dr. Hassan Chahine practice?
Dr. Hassan Chahine practices at 8301 Florence Ave Ste 301, Downey, CA 902403948. Office phone: 8663333158.
What is Dr. Hassan Chahine's NPI?
Dr. Hassan Chahine's National Provider Identifier (NPI) is 1518326933, issued by NPPES.
Does Dr. Hassan Chahine accept Medicare assignment?
Yes. Dr. Hassan Chahine accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hassan Chahine commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.