Internal Medicine, Gastroenterology · Grand Blanc, MI
NPI
1952387797
Since 2005
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
3
Medicare group memberships
Hospitals
1
Hospital affiliations
600 Health Park Blvd, Suite D
Grand Blanc, MI, 48439
Phone (810) 603-8400
Groups this clinician bills Medicare through
Medicare paid, 2024
$33K
310 services
Medicare patients, 2024
248
Average age 71
Drug cost, 2024
$1.2M
1,169 prescriptions
Company payments, 2025
$34.78
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by John Macksood was code 99222 (hospital e&m - initial), 38 times for 37 patients. In total John Macksood billed 310 services in 22 codes, and Medicare paid $33K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2010-01-04.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99222 Hospital E&M - Initial | Facility | 38 | 37 | $97.79 | $3,716 |
| 99213 Office E&M - Established | Office | 35 | 32 | $47.18 | $1,651 |
| 45385 Colonoscopy - Lesion Removal | Facility | 35 | 35 | $195.07 | $6,827 |
| 99214 Office E&M - Established | Office | 27 | 24 | $77.52 | $2,093 |
| 99232 Hospital E&M - Subsequent | Facility | 23 | 18 | $59.98 | $1,380 |
| 45380 Lower GI Endoscopy - Other | Facility | 22 | 22 | $123.20 | $2,710 |
| 43239 Upper GI Endoscopy | Facility | 21 | 21 | $75.18 | $1,579 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 20 | 20 | $169.65 | $3,393 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 18 | 18 | $174.92 | $3,149 |
| 43235 Upper GI Endoscopy | Facility | 17 | 17 | $85.91 | $1,460 |
By year: 2022 $71K for 627 services; 2023 $56K for 505 services; 2024 $33K for 310 services.
Medicare prescription drug claims, 2024
In 2024, the drug John Macksood prescribed most often to Medicare patients was Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg), with 195 prescriptions and refills. In total John Macksood wrote 1,169 Medicare prescriptions that cost $1.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte Sodium Chloride/Nahco3/Kcl/Peg | 195 | 195 | 194 | $5,638 |
| Omeprazole Generic | 163 | 310 | 45 | $2,049 |
| Famotidine Generic | 149 | 298 | 37 | $1,706 |
| Pantoprazole Sodium Generic | 72 | 142 | 16 | $1,284 |
| Humira(Cf) Pen Adalimumab | 67 | 67 | Under 11 | $646K |
| Mesalamine Generic | 49 | 88 | 11 | $45K |
| Dicyclomine Hcl Generic | 40 | 53 | 12 | $742 |
| Peg-3350 And Electrolytes Peg3350/Sod Sulf,bicarb,cl/Kcl | 33 | 33 | 32 | $626 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 33 | 33 | 33 | $2,162 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 29 | 29 | 29 | $548 |
| Linzess Linaclotide | 20 | 47 | Under 11 | $24K |
| Loperamide Loperamide Hcl | 20 | 28 | Under 11 | $1,098 |
| Inflectra Infliximab-Dyyb | 16 | 18 | Under 11 | $169K |
| Entecavir Generic | 13 | 13 | Under 11 | $268 |
| Propranolol Hcl Generic | 13 | 17 | Under 11 | $101 |
Brand drugs: 238 claims; generic drugs: 931 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid John Macksood $34.78 ($34.78 in general payments such as food, travel and fees) from 2 companies. The largest payer was Abbvie Inc. with $18.85.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.