Doctor profile · Federal record
Dr. Katie Marks, M.D.
Internal Medicine Physician (CMS: Allergy/Immunology) · Culver City, CA
- NPI 1154596047
- Accepts Medicare
- 21 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3831 Hughes Ave Ste 600A
Culver City, CA 90232
(424) 603-4544
fax (424) 603-4546
Credentials & registration
- NPI registered
- April 2008 — 18 yrs on file
- Profile last updated
- October 29, 2024
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A116095
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154596047. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
52
Distinct HCPCS
2
Medicare allowed
$10,506
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 36 | 18 | $187 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 16 | 16 | $237 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 39. This provider delivers 1.3× the peer median.Open Payments
Industry payments received
All-time total
$934
Transactions
36
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GENZYME CORPORATION | 12 | $392.64 | |
| Regeneron Healthcare Solutions, Inc. | 10 | $216.86 | |
| AstraZeneca Pharmaceuticals LP | 6 | $134.01 | |
| GlaxoSmithKline, LLC. | 4 | $104.44 | |
| Grifols USA, LLC | 1 | $30.17 | |
| Incyte Corporation | 1 | $20.23 | |
| Optinose US, Inc. | 1 | $18.01 | |
| Genentech USA, Inc. | 1 | $17.84 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
34
Patients
0
Total drug cost
$84,725
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Xolair (Omalizumab) | Brand | 12 | 0 | $45,014 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 11 | 0 | $4,700 |
| Nucala (Mepolizumab) | Brand | 11 | 0 | $35,011 |
Frequently asked questions
What is Dr. Katie Marks's medical specialty?
Dr. Katie Marks practices Internal Medicine Physician in Culver City, CA.
Where does Dr. Katie Marks practice?
Dr. Katie Marks practices at 3831 Hughes Ave Ste 600A, Culver City, CA 90232. Office phone: 4246034544.
What is Dr. Katie Marks's NPI?
Dr. Katie Marks's National Provider Identifier (NPI) is 1154596047, issued by NPPES.
Does Dr. Katie Marks accept Medicare assignment?
Yes. Dr. Katie Marks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katie Marks commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.