Doctor profile · Federal record
Dr. Marissa Steele, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · San Diego, CA
- NPI 1386871721
- Accepts Medicare
- 19 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
7901 Frost St
San Diego, CA 921232701
(858) 939-3400 - Additional location
-
8881 Fletcher Parkway, Ste 370
La Mesa, CA 91942
(619) 462-5555
fax (619) 462-5572 - Mailing address
-
8765 Aero Drive, Suite 130
San Diego, CA 921231767
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- September 25, 2025
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A108297
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386871721. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
300
Distinct HCPCS
2
Medicare allowed
$47,849
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 168 | 164 | $179 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 132 | 128 | $134 |
In context: peer comparison
Among 193 peers in this city , average services per provider: 141. This provider delivers 2.1× the peer median.Open Payments
Industry payments received
All-time total
$141
Transactions
9
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 2 | $27.06 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $22.74 | |
| SI-BONE, INC. | 1 | $20.12 | |
| Lilly USA, LLC | 1 | $19.80 | |
| Astellas Pharma US Inc | 1 | $18.11 | |
| AstraZeneca Pharmaceuticals LP | 1 | $16.92 | |
| Amgen Inc. | 1 | $13.68 | |
| BioWound Solutions, Inc. | 1 | $3.03 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Marissa Steele's medical specialty?
Dr. Marissa Steele practices Internal Medicine Physician in San Diego, CA.
Where does Dr. Marissa Steele practice?
Dr. Marissa Steele practices at 7901 Frost St, San Diego, CA 921232701. Office phone: 8589393400.
What is Dr. Marissa Steele's NPI?
Dr. Marissa Steele's National Provider Identifier (NPI) is 1386871721, issued by NPPES.
Does Dr. Marissa Steele accept Medicare assignment?
Yes. Dr. Marissa Steele accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Steele commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.