Doctor profile · Federal record
Dr. Jessica Siak, M.D.
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · West Hollywood, CA
- NPI 1174059570
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
8700 Beverly Blvd # B220
West Hollywood, CA 900481804
(310) 423-5252
fax (310) 423-8441 - Additional location
-
4650 Lincoln Blvd
Marina del Rey, CA 902926306
(310) 823-8911 - Mailing address
-
4140 W 190Th St
Torrance, CA 905045513
Credentials & registration
- NPI registered
- May 2017 — 9 yrs on file
- Profile last updated
- June 16, 2022
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A161511
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174059570. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
751
Distinct HCPCS
4
Medicare allowed
$99,751
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 371 | 146 | $127 | |
99239 |
Hospital discharge day management, more than 30 minutes | 171 | 163 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 136 | 132 | $186 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 73 | 42 | $85 |
In context: peer comparison
Among 36 peers in this city , average services per provider: 110. This provider delivers 6.8× the peer median.Open Payments
Industry payments received
All-time total
$612
Transactions
30
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, Inc | 10 | $184.55 | |
| ABIOMED | 5 | $114.91 | |
| Merck Sharp & Dohme LLC | 5 | $96.19 | |
| Novartis Pharmaceuticals Corporation | 3 | $65.44 | |
| Gilead Sciences, Inc. | 2 | $46.93 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $44.44 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $23.43 | |
| AIMMUNE THERAPEUTICS, INC. | 1 | $23.01 | |
| Shionogi Inc | 1 | $13.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
147
Patients
142
Total drug cost
$9,208
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefdinir | Generic | 27 | 25 | $320 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 20 | 20 | $129 |
| Prednisone | Generic | 16 | 15 | $61 |
| Furosemide | Generic | 15 | 15 | $33 |
| Amlodipine Besylate | Generic | 12 | 12 | $132 |
| Eliquis (Apixaban) | Brand | 12 | 11 | $8,146 |
| Hydralazine Hcl | Generic | 12 | 11 | $202 |
| Azithromycin | Generic | 11 | 11 | $66 |
| Pantoprazole Sodium | Generic | 11 | 11 | $95 |
| Tramadol Hcl | Generic | 11 | 11 | $26 |
Frequently asked questions
What is Dr. Jessica Siak's medical specialty?
Dr. Jessica Siak practices Hospitalist Physician in West Hollywood, CA.
Where does Dr. Jessica Siak practice?
Dr. Jessica Siak practices at 8700 Beverly Blvd # B220, West Hollywood, CA 900481804. Office phone: 3104235252.
What is Dr. Jessica Siak's NPI?
Dr. Jessica Siak's National Provider Identifier (NPI) is 1174059570, issued by NPPES.
Does Dr. Jessica Siak accept Medicare assignment?
Yes. Dr. Jessica Siak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jessica Siak commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.