Dr. John M. Macksood, DO
- Medicare services, 2024
- 256
- Medicare patients, 2024
- 248
- Part D claims, 2024
- 1,169
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- One Genesys Parkway, Grand Blanc, MI 48439
- Practice phone
- Call (810) 606-6050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Macksood's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. John M. Macksood is a gastroenterologist in Grand Blanc, Michigan
Dr. Macksood practices at Henry Ford Genesys Hospital in Grand Blanc, Michigan, part of Henry Ford Health.
Dr. Macksood's NPI, 1952387797, was assigned on December 22, 2005. Dr. Macksood graduated from Michigan State University College of Osteopathic Medicine in 1993. Dr. Macksood holds Michigan license 5101012207.
- NPI
- 1952387797NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779559802
- NPI enumeration date
- December 22, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (810) 606-6050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John M. Macksood practices at 2 locations in Grand Blanc, Michigan
Dr. Macksood's primary practice is Henry Ford Genesys Hospital, at One Genesys Parkway, Grand Blanc, MI 48439 in Genesee County. The practice phone is (810) 606-6050. Dr. Macksood also practices at Ascension Genesys Hospital, 1 Genesys Pkwy, Grand Blanc, MI 48439.
- Henry Ford Genesys HospitalPrimaryOne Genesys Parkway, Grand Blanc, MI 48439 · Genesee CountyPhone(810) 606-6050
- Ascension Genesys Hospital1 Genesys Pkwy, Grand Blanc, MI 48439 · Genesee CountyPhone(810) 603-8695
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. John M. Macksood is affiliated with 4 sites of care and 3 medical groups
Dr. Macksood's primary practice is Henry Ford Genesys Hospital in Grand Blanc, Michigan, part of Henry Ford Health. The medical group on file is Flint Gastroenterology Associates. Dmand AI also links Dr. Macksood to 2 more group practices and clinics, 2 medical groups and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John M. Macksood's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Macksood practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Henry Ford Genesys Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Henry Ford Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John M. Macksood is one of 487 gastroenterologists in Michigan
Gastroenterology is Dr. Macksood's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Macksood is licensed in Michigan.
Specialties and state licenses
- Gastroenterology, MichiganPrimary
Gastroenterologists near Dr. Macksood
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. John M. Macksood billed Medicare for 256 services in 2024
CMS data shows 256 Medicare services from Dr. Macksood across 10 procedure codes in 2024, for 248 Medicare patients. Medicare paid $27,958 for them.
Dr. Macksood's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1962024: 12337%
- Surgery
- 2023: 1992024: 9552%
- Other services
- 2023: 662024: 3842%
Where Dr. Macksood's Medicare services took place, 2024
- In an office6224%
- In a facility19476%
Dr. Macksood compared with the Michigan median for gastroenterologists, 2024
- Dr. Macksood
- Michigan median
- Medicare services
- 256vs 32421% below
- Medicare patients
- 248vs 2308% above
- Part D claims
- 948vs 4242.2 times
Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.
Dr. Macksood's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Macksood?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Macksood and other gastroenterologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John M. Macksood treated 248 Medicare patients in 2024, average age 71
CMS counts 248 Medicare patients who saw Dr. Macksood in 2024. The largest group is 65 to 74, with 124 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Macksood's median patient age at 67, with 54% women.
Dr. Macksood's Medicare patients by age, 2024
Dr. Macksood's Medicare patients by sex, 2024
- Women15462%
- Men9438%
Chronic conditions among Dr. Macksood's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes32%
- Anxiety31%
- Ischemic heart disease31%
- Chronic kidney disease30%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Macksood's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John M. Macksood wrote 1,169 Medicare Part D claims in 2024
In 2024, Dr. Macksood wrote 1,169 Medicare Part D claims for 455 patients. 80% of them were for generic drugs. CMS names the drug for 948 of them, across 18 drugs with 11 or more claims each, at $920,903 in total drug cost. In 2023, CMS named 1,137 claims across 17 drugs.
Dr. Macksood's Part D claims by kind of drug, 2024
- Generic931 claims80%
- Brand-name238 claims20%
Dr. Macksood's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Macksood's Part D claims, 2024
- Antibiotics2%20 of 1,169 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1372024: 94817%
Drugs named by CMS: 18 in 2024, 17 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. John M. Macksood takes part in Medicare
Dr. Macksood accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John M. Macksood has 1 publication on record
Dmand AI links 1 paper to Dr. Macksood in 2020. Dr. Macksood's most frequent co-authors are Matthew P. Chadwick, DO and Leonid Mironovich Shamban, DO.
Dr. Macksood's most frequent co-authors
Recent publications by Dr. Macksood
See who Dr. Macksood researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Macksood works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John M. Macksood received $2,885 in industry payments from 2016 to 2025
CMS Open Payments shows 199 general payments to Dr. Macksood from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Abbvie Inc. paid the most, $1,385.
General payments to Dr. Macksood by program year, 2016 to 2025
General payments to Dr. Macksood by kind, 2016 to 2025
- Food and beverage$2,81097%
- Education$753%
Companies that paid Dr. Macksood the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John M. Macksood graduated from Michigan State University College of Osteopathic Medicine
Dr. Macksood graduated from Michigan State University College of Osteopathic Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John M. Macksood's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. John M. Macksood
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. John M. Macksood's NPI number?
Dr. John M. Macksood's NPI number is 1952387797. It was assigned on December 22, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John M. Macksood?
Dr. John M. Macksood is a gastroenterologist in Grand Blanc, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John M. Macksood practice?
Dr. Macksood practices at One Genesys Parkway, Grand Blanc, MI 48439. Dr. Macksood also practices at 1 Genesys Pkwy, Grand Blanc, MI 48439. Dr. Macksood's primary practice is Henry Ford Genesys Hospital in Grand Blanc, Michigan, part of Henry Ford Health. Dmand AI also links Dr. Macksood to 2 group practices and clinics, 2 medical groups and 1 urgent care center.
What is Dr. John M. Macksood's office phone number?
The practice phone on file for Dr. Macksood is (810) 606-6050.
What is Dr. John M. Macksood's medical license number?
Dr. Macksood holds Michigan license 5101012207.
Which hospitals is Dr. John M. Macksood affiliated with?
Dr. Macksood practices at Henry Ford Genesys Hospital in Grand Blanc, Michigan.
What medical group is Dr. John M. Macksood part of?
Dr. Macksood is linked to Flint Gastroenterology Associates. Dmand AI links Dr. Macksood to 2 more medical groups.
Does Dr. John M. Macksood accept Medicare?
Yes. CMS data shows Dr. Macksood billed Medicare for 256 services in 2024, and Dr. Macksood accepts Medicare assignment.
How many Medicare patients does Dr. John M. Macksood see?
CMS counts 248 Medicare patients who saw Dr. Macksood in 2024, with an average age of 71.
What services does Dr. John M. Macksood bill to Medicare?
In 2024, Dr. Macksood's most billed Medicare services were hospital inpatient care (99222), surgery: digestive system (45385) and office visit, established patient (99213).
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Where did Dr. John M. Macksood go to medical school?
Dr. Macksood graduated from Michigan State University College of Osteopathic Medicine in 1993.
What drugs does Dr. John M. Macksood prescribe most?
In 2024 Medicare Part D data, Dr. Macksood's most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Famotidine.
Has Dr. John M. Macksood received payments from drug or device companies?
CMS Open Payments shows $2,885 in general payments to Dr. Macksood from 23 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. John M. Macksood been practicing?
Dr. Macksood graduated from medical school in 1993, 33 years ago.
Does Dr. John M. Macksood do research?
Dmand AI links 1 publication to Dr. Macksood.
Who does Dr. John M. Macksood publish with?
Dr. Macksood's most frequent co-authors are Matthew P. Chadwick, DO (1 shared paper) and Leonid Mironovich Shamban, DO (1 shared paper).
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