Doctor profile · Federal record
Dr. Maria Quejada, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Naperville, IL
- NPI 1558348722
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 31 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
120 Spalding Drive, Suite 111
Naperville, IL 605406766
(630) 527-3788
fax (630) 646-6071 - Mailing address
-
120 Spalding Dr, Ste 111
Naperville, IL 605406766
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- April 2, 2013
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Illinois #36100626
- Medicaid
- IL #036100626 2
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558348722. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,033
Distinct HCPCS
6
Medicare allowed
$144,076
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 670 | 185 | $150 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 160 | 132 | $102 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 73 | 23 | $83 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 65 | 65 | $191 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 37 | 24 | $182 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 28 | 25 | $69 |
In context: peer comparison
Among 7 peers in Naperville Hematology & Oncology Physician, average services per provider: 138. This provider delivers 7.5× the peer median.Open Payments
Industry payments received
All-time total
$144
Transactions
7
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Daiichi Sankyo INC. | 1 | $28.30 | |
| Astellas Pharma US INC | 1 | $25.10 | |
| Mirati Therapeutics, INC. | 1 | $20.99 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $20.60 | |
| Tempus Ai, INC | 1 | $17.88 | |
| Genentech USA, INC. | 1 | $15.39 | |
| Pfizer INC. | 1 | $15.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
628
Patients
151
Total drug cost
$158,955
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 97 | 19 | $83,045 |
| Anastrozole | Generic | 92 | 23 | $2,441 |
| Xarelto (Rivaroxaban) | Brand | 77 | 13 | $66,494 |
| Hydroxyurea | Generic | 54 | 0 | $1,067 |
| Dexamethasone | Generic | 46 | 26 | $1,150 |
| Alprazolam | Generic | 43 | 11 | $222 |
| Prochlorperazine Maleate | Generic | 40 | 25 | $538 |
| Ondansetron Hcl | Generic | 34 | 23 | $412 |
| Prednisone | Generic | 27 | 11 | $115 |
| Warfarin Sodium | Generic | 27 | 0 | $462 |
Frequently asked questions
What is Dr. Maria Quejada's medical specialty?
Dr. Maria Quejada practices Hematology & Oncology Physician in Naperville, IL.
Where does Dr. Maria Quejada practice?
Dr. Maria Quejada practices at 120 Spalding Drive, Naperville, IL 605406766. Office phone: 6305273788.
What is Dr. Maria Quejada's NPI?
Dr. Maria Quejada's National Provider Identifier (NPI) is 1558348722, issued by NPPES.
Does Dr. Maria Quejada accept Medicare assignment?
Yes. Dr. Maria Quejada accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Quejada commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.