Doctor profile · Federal record
Dr. Douglas Marshall, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Morton, IL
- NPI 1477569499
- Accepts Medicare
- 34 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
110 N Main St
Morton, IL 615502024
(309) 266-8900
fax (309) 263-6788
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477569499. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,641
Distinct HCPCS
10
Medicare allowed
$229,891
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 960 | 12 | $23 | |
36415 |
Insertion of needle into vein for collection of blood sample | 741 | 257 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 602 | 267 | $124 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 230 | 123 | $174 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 185 | 185 | $126 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 111 | 15 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 107 | 83 | $88 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 96 | 44 | $79 | |
G0008 |
Administration of influenza virus vaccine | 81 | 80 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 80 | 79 | $72 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 144. This provider delivers 25× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,036
Patients
797
Total drug cost
$47,865
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 476 | 129 | $6,722 |
| Levothyroxine Sodium | Generic | 315 | 80 | $4,159 |
| Omeprazole | Generic | 297 | 88 | $4,682 |
| Amlodipine Besylate | Generic | 262 | 65 | $2,539 |
| Atorvastatin Calcium | Generic | 251 | 60 | $3,550 |
| Losartan Potassium | Generic | 217 | 56 | $2,754 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 175 | 50 | $3,502 |
| Metoprolol Succinate | Generic | 164 | 47 | $3,425 |
| Furosemide | Generic | 145 | 38 | $928 |
| Duloxetine Hcl | Generic | 142 | 30 | $5,906 |
Hospital affiliations
Frequently asked questions
What is Dr. Douglas Marshall's medical specialty?
Dr. Douglas Marshall practices Internal Medicine Physician in Morton, IL.
Where does Dr. Douglas Marshall practice?
Dr. Douglas Marshall practices at 110 N Main St, Morton, IL 615502024. Office phone: 3092668900.
What is Dr. Douglas Marshall's NPI?
Dr. Douglas Marshall's National Provider Identifier (NPI) is 1477569499, issued by NPPES.
Does Dr. Douglas Marshall accept Medicare assignment?
Yes. Dr. Douglas Marshall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Marshall commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.