Mary C. Horn, PsyD
- Medicare patients, 2024
- 16
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 651190 Mamalahoa Hwy, Kamuela, HI 96743
- Practice phone
- Call (808) 747-6480
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hamakua Kohala Health
Kamuela, Hawaii
Find Mary Horn'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.
Mary C. Horn is a psychologist in Kamuela, Hawaii
Mary Horn practices at Hamakua Kohala Health in Kamuela, Hawaii.
Mary Horn's NPI, 1770681850, was assigned on September 20, 2006. Mary Horn holds Hawaii license PSY755.
- NPI
- 1770681850NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749235653
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (808) 747-6480
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary C. Horn practices at Hamakua Kohala Health in Kamuela, Hawaii
Mary Horn's primary practice is Hamakua Kohala Health, at 651190 Mamalahoa Hwy, Kamuela, HI 96743 in Hawaii County. The practice phone is (808) 747-6480.
- Hamakua Kohala Health651190 Mamalahoa Hwy, Kamuela, HI 96743 · Hawaii CountyPhone(808) 747-6480
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mary C. Horn is affiliated with 2 sites of care and 1 medical group
Mary Horn's primary practice is Hamakua Kohala Health in Kamuela, Hawaii. The medical group on file is CARE Hawaii, Inc. Dmand AI also links Mary Horn to 1 more physician office, 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 Mary C. Horn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Horn practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hamakua Kohala Health | Available with a free account |
| +1 more affiliated site | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Mary C. Horn is one of 84 psychologists in Hawaii
Psychologist is Mary Horn's primary specialty in the NPI Registry, under taxonomy code 103T00000X. Mary Horn is licensed in Hawaii.
Specialties and state licenses
- Psychologist, HawaiiPrimary
Psychologists near Mary Horn
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
Mary C. Horn treated 16 Medicare patients in 2024, average age 65
CMS counts 16 Medicare patients who saw Mary Horn in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mary Horn's median patient age at 19, with 61% women.
Mary Horn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mary Horn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 19
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary C. Horn offers telehealth to Medicare patients
Mary Horn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Mary Horn as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Mary C. Horn'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 DataMedicare Physician & Other Practitioners - 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) |
| 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 Mary C. Horn
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary C. Horn's NPI number?
Mary C. Horn's NPI number is 1770681850. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What does Mary C. Horn specialize in?
Mary C. Horn is a psychologist in Kamuela, Hawaii. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does Mary C. Horn practice?
Mary Horn practices at 651190 Mamalahoa Hwy, Kamuela, HI 96743. Mary Horn's primary practice is Hamakua Kohala Health in Kamuela, Hawaii. Dmand AI also links Mary Horn to 1 physician office.
What is Mary C. Horn's office phone number?
The practice phone on file for Mary Horn is (808) 747-6480.
What is Mary C. Horn's medical license number?
Mary Horn holds Hawaii license PSY755.
What medical group is Mary C. Horn part of?
Mary Horn is linked to CARE Hawaii, Inc.
Does Mary C. Horn accept Medicare?
Yes. CMS lists Mary Horn as accepting Medicare assignment.
Does Mary C. Horn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Mary Horn as offering telehealth services.
How many Medicare patients does Mary C. Horn see?
CMS counts 16 Medicare patients who saw Mary Horn in 2024, with an average age of 65.
How long has Mary C. Horn been practicing?
Mary Horn graduated from medical school in 2000, 26 years ago.
Selling to psychologist practices?
See psychologists in Hawaii 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