Mark Legrand Mangelson, DDS, MS
- Part D claims, 2024
- 333
- Industry payments
- $26
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 2121 N 1700 W, Layton, UT 84041
- Practice phone
- Call (801) 773-4840
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tanner Memorial Clinic
Layton, Utah
Find Mark Mangelson'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 Legrand Mangelson is a periodontist in Layton, Utah
Mark Mangelson practices at Tanner Memorial Clinic in Layton, Utah.
Mark Mangelson's NPI, 1851439251, was assigned on February 1, 2007. Mark Mangelson holds Utah license 1439699922.
- NPI
- 1851439251NPI Registry (opens in a new tab)
- NPI enumeration date
- February 1, 2007
- NPI status
- Active
- Practice phone
- (801) 773-4840
- 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
Mark Legrand Mangelson practices at Tanner Memorial Clinic in Layton, Utah
Mark Mangelson's primary practice is Tanner Memorial Clinic, at 2121 N 1700 W, Layton, UT 84041 in Davis County. The practice phone is (801) 773-4840.
- Tanner Memorial Clinic2121 N 1700 W, Layton, UT 84041 · Davis CountyPhone(801) 773-4840
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark Legrand Mangelson is affiliated with 2 sites of care
Mark Mangelson's primary practice is Tanner Memorial Clinic in Layton, Utah. Dmand AI also links Mark Mangelson to 1 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 Mark Legrand Mangelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Mangelson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tanner Memorial Clinic | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark Legrand Mangelson is one of 19 periodontists in Utah
Periodontics is Mark Mangelson's primary specialty in the NPI Registry, under taxonomy code 1223P0300X. Mark Mangelson is licensed in Utah.
Specialties and state licenses
- Periodontist, UtahPrimary
Periodontists near Mark Mangelson
Counts of periodontists 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 Legrand Mangelson's patients have a median age of 48
Across all payers, Dmand AI patient panel data puts Mark Mangelson's median patient age at 48, with 75% women.
Mark Mangelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women75%
- Men25%
Source: Dmand AI Patient Panel Data
Mark Legrand Mangelson wrote 333 Medicare Part D claims in 2024
In 2024, Mark Mangelson wrote 333 Medicare Part D claims for 121 patients. 99% of them were for generic drugs.
Mark Mangelson's Part D claims by kind of drug, 2024
- Generic329 claims99%
- Brand-name and other4 claims1%
Drug classes CMS tracks in Mark Mangelson's Part D claims, 2024
- Opioids4%14 of 333 claims
- Antibiotics37%122 of 333 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Mark Legrand Mangelson received $26 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Mangelson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ortho Organizers, Inc. paid the most, $26.
Companies that paid Mark Mangelson 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 Mark Legrand Mangelson'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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 Mark Legrand Mangelson
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 Legrand Mangelson's NPI number?
Mark Legrand Mangelson's NPI number is 1851439251. It was assigned on February 1, 2007, and it is active in the NPI Registry.
What does Mark Legrand Mangelson specialize in?
Mark Legrand Mangelson is a periodontist in Layton, Utah. The primary specialty in the NPI Registry is Periodontist (taxonomy code 1223P0300X).
Where does Mark Legrand Mangelson practice?
Mark Mangelson practices at 2121 N 1700 W, Layton, UT 84041. Mark Mangelson's primary practice is Tanner Memorial Clinic in Layton, Utah. Dmand AI also links Mark Mangelson to 1 physician office.
What is Mark Legrand Mangelson's office phone number?
The practice phone on file for Mark Mangelson is (801) 773-4840.
What is Mark Legrand Mangelson's medical license number?
Mark Mangelson holds Utah license 1439699922.
Has Mark Legrand Mangelson received payments from drug or device companies?
CMS Open Payments shows $26 in general payments to Mark Mangelson from 1 company from 2025 to 2025. The largest total came from Ortho Organizers, Inc.
How long has Mark Legrand Mangelson been practicing?
Mark Mangelson's NPI was assigned in 2007.
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