Mark Theodore Hamilton, LLP
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 200 N Madison, Marshall, MI 49068
- Practice phone
- Call (269) 781-4271
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mark Hamilton'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.
Mark Theodore Hamilton is a psychologist in Marshall, Michigan
Mark Hamilton practices at Oaklawn Hospital in Marshall, Michigan, part of Oaklawn Hospital.
Mark Hamilton's NPI, 1003845314, was assigned on June 30, 2006. Mark Hamilton holds Michigan license 6361004091.
- NPI
- 1003845314NPI Registry (opens in a new tab)
- NPI enumeration date
- June 30, 2006
- NPI status
- Active
- Practice phone
- (269) 781-4271
- 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 Affiliation Data
Mark Theodore Hamilton practices at Oaklawn Hospital in Marshall, Michigan
Mark Hamilton's primary practice is Oaklawn Hospital, at 200 N Madison, Marshall, MI 49068 in Calhoun County. The practice phone is (269) 781-4271.
- Oaklawn Hospital200 N Madison, Marshall, MI 49068 · Calhoun CountyPhone(269) 781-4271
Source: Dmand AI Affiliation Data
Mark Theodore Hamilton is affiliated with 1 site of care
Mark Hamilton's primary practice is Oaklawn Hospital in Marshall, Michigan, part of Oaklawn Hospital. Mark Hamilton's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark Theodore Hamilton's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Hamilton practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oaklawn Hospital | 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 Oaklawn Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Mark Theodore Hamilton is one of 864 psychologists in Michigan
Psychologist is Mark Hamilton's primary specialty in the NPI Registry, under taxonomy code 103T00000X. Mark Hamilton is licensed in Michigan.
Specialties and state licenses
- Psychologist, MichiganPrimary
Psychologists near Mark Hamilton
Counts of psychologists 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
Mark Theodore Hamilton's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Mark Hamilton's median patient age at 37, with 50% women.
Mark Hamilton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Sources for Mark Theodore Hamilton'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 |
| 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 Mark Theodore Hamilton
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Theodore Hamilton's NPI number?
Mark Theodore Hamilton's NPI number is 1003845314. It was assigned on June 30, 2006, and it is active in the NPI Registry.
What does Mark Theodore Hamilton specialize in?
Mark Theodore Hamilton is a psychologist in Marshall, Michigan. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does Mark Theodore Hamilton practice?
Mark Hamilton practices at 200 N Madison, Marshall, MI 49068. Mark Hamilton's primary practice is Oaklawn Hospital in Marshall, Michigan, part of Oaklawn Hospital.
What is Mark Theodore Hamilton's office phone number?
The practice phone on file for Mark Hamilton is (269) 781-4271.
What is Mark Theodore Hamilton's medical license number?
Mark Hamilton holds Michigan license 6361004091.
Which hospitals is Mark Theodore Hamilton affiliated with?
Mark Hamilton practices at Oaklawn Hospital in Marshall, Michigan.
How long has Mark Theodore Hamilton been practicing?
Mark Hamilton's NPI was assigned in 2006.
Selling to psychologist practices?
See psychologists in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card