Doctor profile · Federal record
Dr. Maristela Carreon, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Merced, CA
- NPI 1376693952
- 37 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
410 E Yosemite Ave, Suite A
Merced, CA 953408220
(209) 384-9108
fax (209) 384-0580
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- February 23, 2024
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #C50505
- Medicaid
- CA #00C505050
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376693952. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
15
Distinct HCPCS
1
Medicare allowed
$1,857
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 12 | $124 |
In context: peer comparison
Among 5 peers in Merced Internal Medicine Physician, average services per provider: 115. This provider delivers 0.1× the peer median.Open Payments
Industry payments received
All-time total
$810
Transactions
18
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 2 | $246.28 | |
| Lilly USA, LLC | 6 | $139.54 | |
| GlaxoSmithKline, LLC. | 4 | $138.38 | |
| Abbvie INC. | 1 | $125.00 | |
| Novo Nordisk INC | 1 | $75.22 | |
| Baxter Healthcare | 2 | $52.44 | |
| Mimedx Group, INC. | 1 | $18.11 | |
| Merck Sharp & Dohme LLC | 1 | $15.39 |
By nature of payment
Frequently asked questions
What is Dr. Maristela Carreon's medical specialty?
Dr. Maristela Carreon practices Internal Medicine Physician in Merced, CA.
Where does Dr. Maristela Carreon practice?
Dr. Maristela Carreon practices at 410 E Yosemite Ave, Merced, CA 953408220. Office phone: 2093849108.
What is Dr. Maristela Carreon's NPI?
Dr. Maristela Carreon's National Provider Identifier (NPI) is 1376693952, issued by NPPES.
Does Dr. Maristela Carreon accept Medicare assignment?
Dr. Maristela Carreon does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Maristela Carreon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.