Doctor profile · Federal record
Dr. Maria Ferreira, MD
Gastroenterology Physician (CMS: Gastroenterology) · Chicago, IL
- NPI 1194755421
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
675 N Saint Clair St, Galter 17-250
Chicago, IL 606115975
(312) 695-5620
fax (312) 695-7095 - Mailing address
-
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 2, 2009
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036087145
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194755421. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
91
Distinct HCPCS
3
Medicare allowed
$17,708
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 46 | 45 | $275 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 30 | 29 | $77 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 15 | 15 | $184 |
In context: peer comparison
Among 70 peers in Chicago Gastroenterology Physician, average services per provider: 239. This provider delivers 0.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
124
Patients
99
Total drug cost
$3,681
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 84 | 81 | $1,624 |
| Omeprazole | Generic | 22 | 0 | $548 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 18 | 18 | $1,509 |
Frequently asked questions
What is Dr. Maria Ferreira's medical specialty?
Dr. Maria Ferreira practices Gastroenterology Physician in Chicago, IL.
Where does Dr. Maria Ferreira practice?
Dr. Maria Ferreira practices at 675 N Saint Clair St, Chicago, IL 606115975. Office phone: 3126955620.
What is Dr. Maria Ferreira's NPI?
Dr. Maria Ferreira's National Provider Identifier (NPI) is 1194755421, issued by NPPES.
Does Dr. Maria Ferreira accept Medicare assignment?
Yes. Dr. Maria Ferreira accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Ferreira commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.