Doctor profile · Federal record
Dr. Adam Maerz, MD
Colon & Rectal Surgery Physician (CMS: General Surgery) · Springfield, IL
- NPI 1588195044
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
701 N 1St St Ste D327
Springfield, IL 627023757
(217) 545-8444
fax (217) 545-7762 - Mailing address
-
Po Box 19638
Springfield, IL 627949638
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- August 4, 2024
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- Illinois #036.171098
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588195044. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
430
Distinct HCPCS
10
Medicare allowed
$51,862
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 41 | 41 | $127 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 37 | $87 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 34 | 34 | $110 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 32 | 25 | $48 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 29 | 21 | $77 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 28 | $238 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 28 | 28 | $169 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 25 | 25 | $91 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 25 | 25 | $136 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 21 | 21 | $177 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 27. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$951
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Applied Medical Resources Corporation | 2 | $951.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
50
Patients
35
Total drug cost
$254
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 23 | 23 | $63 |
| Omeprazole | Generic | 15 | 0 | $107 |
| Methocarbamol | Generic | 12 | 12 | $84 |
Hospital affiliations
Frequently asked questions
What is Dr. Adam Maerz's medical specialty?
Dr. Adam Maerz practices Colon & Rectal Surgery Physician in Springfield, IL.
Where does Dr. Adam Maerz practice?
Dr. Adam Maerz practices at 701 N 1St St Ste D327, Springfield, IL 627023757. Office phone: 2175458444.
What is Dr. Adam Maerz's NPI?
Dr. Adam Maerz's National Provider Identifier (NPI) is 1588195044, issued by NPPES.
Does Dr. Adam Maerz accept Medicare assignment?
Yes. Dr. Adam Maerz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Adam Maerz commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.