Dr. John A. McCallister, MD
- Industry payments
- $12
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 500 Campus Dr, Hancock, MI 49930
- Practice phone
- Call (203) 694-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Midstate Medical Center
Hancock, Michigan
Find Dr. McCallister'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 A. McCallister is a pediatrician in Hancock, Michigan
Dr. McCallister practices at Midstate Medical Center in Hancock, Michigan.
Dr. McCallister's NPI, 1154390268, was assigned on March 14, 2006. Dr. McCallister holds Maine license 018027.
- NPI
- 1154390268NPI Registry (opens in a new tab)
- NPI enumeration date
- March 14, 2006
- NPI status
- Active
- Practice phone
- (203) 694-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John A. McCallister practices at Midstate Medical Center in Hancock, Michigan
Dr. McCallister's primary practice is Midstate Medical Center, at 500 Campus Dr, Hancock, MI 49930 in Houghton County. The practice phone is (203) 694-8200.
- Midstate Medical Center500 Campus Dr, Hancock, MI 49930 · Houghton CountyPhone(203) 694-8200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John A. McCallister is affiliated with 2 sites of care and 1 medical group
Dr. McCallister's primary practice is Midstate Medical Center in Hancock, Michigan. The medical group on file is MaineGeneral Health. Dmand AI also links Dr. McCallister to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John A. McCallister's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McCallister practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Midstate Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John A. McCallister is one of 1,807 pediatricians in Michigan
Pediatrics is Dr. McCallister's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dmand AI has Dr. McCallister's licenses on file in 2 states: Maine and Illinois.
Specialties and state licenses
- Pediatrics, MainePrimary
- Hematology and oncology, Illinois
Pediatricians near Dr. McCallister
Counts of pediatricians 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 A. McCallister's patients have a median age of 17
Across all payers, Dmand AI patient panel data puts Dr. McCallister's median patient age at 17, with 50% women.
Dr. McCallister's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 17
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. John A. McCallister received $12 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. McCallister from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Pharmacyclics LLC, An AbbVie Company paid the most, $12.
Companies that paid Dr. McCallister the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John A. McCallister'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 A. McCallister
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 A. McCallister's NPI number?
Dr. John A. McCallister's NPI number is 1154390268. It was assigned on March 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John A. McCallister?
Dr. John A. McCallister is a pediatrician in Hancock, Michigan. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. John A. McCallister practice?
Dr. McCallister practices at 500 Campus Dr, Hancock, MI 49930. Dr. McCallister's primary practice is Midstate Medical Center in Hancock, Michigan. Dmand AI also links Dr. McCallister to 1 group practice or clinic.
What is Dr. John A. McCallister's office phone number?
The practice phone on file for Dr. McCallister is (203) 694-8200.
What is Dr. John A. McCallister's medical license number?
Dr. McCallister holds Maine license 018027, one of the licenses on file in 2 states.
Which states has Dr. John A. McCallister been licensed in?
Dmand AI has state licenses on file for Dr. McCallister in Maine and Illinois.
What medical group is Dr. John A. McCallister part of?
Dr. McCallister is linked to MaineGeneral Health.
Has Dr. John A. McCallister received payments from drug or device companies?
CMS Open Payments shows $12 in general payments to Dr. McCallister from 1 company from 2018 to 2018. The largest total came from Pharmacyclics LLC, An AbbVie Company.
How long has Dr. John A. McCallister been practicing?
Dr. McCallister's NPI was assigned in 2006.
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