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Dr. Mark Barbour Constantian, MD
NPI1184789323
- Part D claims, 2016
- 11
- Publications
- 2
- Industry payments
- $113
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 19 Tyler St, Nashua, NH 03060-2951
- Practice phone
- Call (603) 880-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mark B Constantian
Surgical practice · Nashua, New Hampshire
Find Dr. Constantian's professional email, personal email and mobile number
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Dr. Mark Barbour Constantian is a plastic surgeon in Nashua, New Hampshire
Dr. Constantian practices at Mark B Constantian in Nashua, New Hampshire.
Dr. Constantian's NPI, 1184789323, was assigned on December 27, 2006. Dr. Constantian holds New Hampshire license 5913.
NPI and contact details
- NPI
- 1184789323NPI Registry (opens in a new tab)
- NPI enumeration date
- December 27, 2006
- NPI status
- Active
- Practice phone
- (603) 880-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Barbour Constantian practices at 2 locations in Nashua, New Hampshire
Dr. Constantian's primary practice is Mark B Constantian, at 19 Tyler St, Nashua, NH 03060-2951. The practice phone is (603) 880-7700. The NPI Registry lists Dr. Constantian's practice address as 172 Kinsley St, Nashua, NH 03060.
- Mark B ConstantianPrimary19 Tyler St, Nashua, NH 03060-2951Phone(603) 880-7700
- NPI Registry address172 Kinsley St, Nashua, NH 03060 · Hillsborough CountyPhone(603) 880-7700
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Mark Barbour Constantian is affiliated with 1 site of care and 1 medical group
Dr. Constantian's primary practice is Mark B Constantian in Nashua, New Hampshire. Dmand AI also links Dr. Constantian to 1 medical group, named with a free account.
Mark B ConstantianPrimary
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Mark Barbour Constantian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Constantian practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mark B Constantian | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Barbour Constantian is one of 22 plastic surgeons in New Hampshire
Plastic surgery is Dr. Constantian's primary specialty in the NPI Registry, under taxonomy code 208200000X. Dr. Constantian is licensed in New Hampshire.
Specialties and state licenses
- Plastic surgery, New HampshirePrimary
Plastic surgeons near Dr. Constantian
Counts of plastic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
22plastic surgeons in New Hampshire
3plastic surgeons in Nashua
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Barbour Constantian wrote 11 Medicare Part D claims in 2016
In 2016, Dr. Constantian wrote 11 Medicare Part D claims. They cover 1 drug, with $63 in total drug cost.
Part D claims, 201611
Drugs named by CMS1
Total drug cost$63
Dr. Constantian's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Mark Barbour Constantian has 2 publications on record
Dmand AI links 2 papers to Dr. Constantian, published from 2015 to 2022. The most frequent topics are Rhinoplasty. Dr. Constantian's most frequent co-author is Justin Parish Martin, MD.
Papers2
Years published2015 to 2022
Topics Dr. Constantian writes about most
- Rhinoplasty
Dr. Constantian's most frequent co-authors
Recent publications by Dr. Constantian
LearningPostoperative ComplicationsRhinoplasty
See who Dr. Constantian researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Constantian works with, so you can find a warm path to the right plastic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark Barbour Constantian received $113 in industry payments from 2018 to 2025
CMS Open Payments shows 5 general payments to Dr. Constantian from 3 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Musculoskeletal Transplant Foundation Inc. paid the most, $51.
General payments to Dr. Constantian by program year, 2018 to 2025
Companies that paid Dr. Constantian the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Barbour Constantian'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Mark Barbour Constantian
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. Mark Barbour Constantian's NPI number?
Dr. Mark Barbour Constantian's NPI number is 1184789323. It was assigned on December 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Barbour Constantian?
Dr. Mark Barbour Constantian is a plastic surgeon in Nashua, New Hampshire. The primary specialty in the NPI Registry is Plastic Surgery Physician (taxonomy code 208200000X).
Where does Dr. Mark Barbour Constantian practice?
Dr. Constantian practices at 19 Tyler St, Nashua, NH 03060-2951. Dr. Constantian also practices at 172 Kinsley St, Nashua, NH 03060. Dr. Constantian's primary practice is Mark B Constantian in Nashua, New Hampshire. Dmand AI also links Dr. Constantian to 1 medical group.
What is Dr. Mark Barbour Constantian's office phone number?
The practice phone on file for Dr. Constantian is (603) 880-7700.
What is Dr. Mark Barbour Constantian's medical license number?
Dr. Constantian holds New Hampshire license 5913.
What drugs does Dr. Mark Barbour Constantian prescribe most?
In 2016 Medicare Part D data, Dr. Constantian's most prescribed drugs by claims were Acetaminophen-Codeine.
Has Dr. Mark Barbour Constantian received payments from drug or device companies?
CMS Open Payments shows $113 in general payments to Dr. Constantian from 3 companies from 2018 to 2025. The largest total came from Musculoskeletal Transplant Foundation Inc.
How long has Dr. Mark Barbour Constantian been practicing?
Dr. Constantian's NPI was assigned in 2006.
Does Dr. Mark Barbour Constantian do research?
Dmand AI links 2 publications to Dr. Constantian, published from 2015 to 2022.
Who does Dr. Mark Barbour Constantian publish with?
Dr. Constantian's most frequent co-authors are Justin Parish Martin, MD (1 shared paper).
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