Doctor profile · Federal record
Dr. Maria Merrick, DO
Infectious Disease Physician · Springfield, IL
- NPI 1629361829
- 15 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
900 N 1St St
Springfield, IL 627023749
(217) 528-7541 - Additional location
-
2285 Sequoia Dr
Aurora, IL 605066209
(630) 859-6942
fax (630) 859-6811 - Mailing address
-
1025 S 6Th St
Springfield, IL 627032403
Credentials & registration
- NPI registered
- May 2011 — 15 yrs on file
- Profile last updated
- February 24, 2020
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Illinois #036140950
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629361829. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
79
Distinct HCPCS
2
Medicare allowed
$6,964
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 33 | $96 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 19 | 16 | $65 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 70. This provider delivers 1.1× the peer median.Open Payments
Industry payments received
All-time total
$114
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 1 | $113.68 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,232
Patients
205
Total drug cost
$1,913,838
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 279 | 51 | $1,126,859 |
| Gabapentin | Generic | 129 | 24 | $2,167 |
| Atorvastatin Calcium | Generic | 126 | 32 | $1,614 |
| Tivicay (Dolutegravir Sodium) | Brand | 90 | 17 | $238,834 |
| Lisinopril | Generic | 86 | 16 | $751 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 79 | 30 | $2,165 |
| Descovy (Emtricitabine/Tenofov Alafenam) | Brand | 62 | 0 | $158,152 |
| Amlodipine Besylate | Generic | 60 | 13 | $461 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 56 | 0 | $571 |
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 53 | 11 | $204,981 |
Frequently asked questions
What is Dr. Maria Merrick's medical specialty?
Dr. Maria Merrick practices Infectious Disease Physician in Springfield, IL.
Where does Dr. Maria Merrick practice?
Dr. Maria Merrick practices at 900 N 1St St, Springfield, IL 627023749. Office phone: 2175287541.
What is Dr. Maria Merrick's NPI?
Dr. Maria Merrick's National Provider Identifier (NPI) is 1629361829, issued by NPPES.
What procedures does Dr. Maria Merrick commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.