Doctor profile · Federal record

Dr. Maria Ferrera

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1285955476
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200
Mailing address
150 Harvester Dr, Suite 300
Burr Ridge, IL 605275919

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
October 24, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036133194

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285955476. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
9
Medicare allowed
$37,203
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 159 71 $131
36415 Insertion of needle into vein for collection of blood sample 39 33 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 39 39 $130
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $176
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 16 16 $282
G0009 Administration of pneumococcal vaccine 16 16 $32
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 14 14 $70
99213 Established patient office or other outpatient visit, 20-29 minutes 14 12 $95
G0008 Administration of influenza virus vaccine 14 14 $30

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 1 $116.78

By nature of payment

Food and Beverage
$117

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
574
Patients
164
Total drug cost
$49,299
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 94 37 $1,651
Amlodipine Besylate Generic 76 28 $1,093
Losartan Potassium Generic 62 16 $806
Levothyroxine Sodium Generic 43 14 $613
Rosuvastatin Calcium Generic 38 16 $837
Lisinopril Generic 37 13 $528
Metformin Hcl Generic 33 14 $532
Metoprolol Succinate Generic 31 0 $812
Omeprazole Generic 28 15 $479
Escitalopram Oxalate Generic 25 0 $374

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Ferrera's medical specialty?
Dr. Maria Ferrera practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Maria Ferrera practice?
Dr. Maria Ferrera practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. Maria Ferrera's NPI?
Dr. Maria Ferrera's National Provider Identifier (NPI) is 1285955476, issued by NPPES.
Does Dr. Maria Ferrera accept Medicare assignment?
Yes. Dr. Maria Ferrera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Ferrera commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.