Dr. Kathryn Markham, DO
- Hospital affiliations
- 1
- Industry payments
- $119
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Markham'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. Kathryn Markham is a pediatrician in Grand Rapids, Michigan
Dr. Markham practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Markham's NPI, 1962254540, was assigned on April 4, 2024. Dr. Markham holds Michigan license 5151016742.
- NPI
- 1962254540NPI Registry (opens in a new tab)
- NPI enumeration date
- April 4, 2024
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Kathryn Markham practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Markham's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Kathryn Markham is affiliated with 1 site of care
Dr. Markham's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kathryn Markham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Markham practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Kathryn Markham is one of 1,807 pediatricians in Michigan
Pediatrics is Dr. Markham's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Markham is licensed in Michigan.
Specialties and state licenses
- Pediatrics, MichiganPrimary
Pediatricians near Dr. Markham
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. Kathryn Markham's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Markham's median patient age at 7, with 45% women.
Dr. Markham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 7
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Kathryn Markham received $119 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Markham from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Digestive Care, Inc. paid the most, $119.
Companies that paid Dr. Markham the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Kathryn Markham'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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. Kathryn Markham
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. Kathryn Markham's NPI number?
Dr. Kathryn Markham's NPI number is 1962254540. It was assigned on April 4, 2024, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathryn Markham?
Dr. Kathryn Markham is a pediatrician in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Kathryn Markham practice?
Dr. Markham practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Markham's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
What is Dr. Kathryn Markham's office phone number?
The practice phone on file for Dr. Markham is (616) 391-1774.
What is Dr. Kathryn Markham's medical license number?
Dr. Markham holds Michigan license 5151016742.
Which hospitals is Dr. Kathryn Markham affiliated with?
Dr. Markham practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
Has Dr. Kathryn Markham received payments from drug or device companies?
CMS Open Payments shows $119 in general payments to Dr. Markham from 1 company from 2025 to 2025. The largest total came from Digestive Care, Inc.
How long has Dr. Kathryn Markham been practicing?
Dr. Markham's NPI was assigned in 2024.
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