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Dr. Marianna Nikolaychuk, MD
NPI1275265639
- Part D claims, 2024
- 273
- Publications
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- MA
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Nikolaychuk'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. Marianna Nikolaychuk is a psychiatrist in Massachusetts
Dr. Nikolaychuk practices in Massachusetts.
Dr. Nikolaychuk's NPI, 1275265639, was assigned on June 25, 2022. Dr. Nikolaychuk holds Massachusetts license FS232822-141.
NPI and contact details
- NPI
- 1275265639NPI Registry (opens in a new tab)
- NPI enumeration date
- June 25, 2022
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dmand AI tracks the EHR system at Dr. Marianna Nikolaychuk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nikolaychuk practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Nikolaychuk's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marianna Nikolaychuk is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Nikolaychuk's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Nikolaychuk is licensed in Massachusetts.
Specialties and state licenses
- Psychiatry, MassachusettsPrimary
Psychiatrists near Dr. Nikolaychuk
Counts of psychiatrists 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. Marianna Nikolaychuk's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Dr. Nikolaychuk's median patient age at 37, with 83% women.
Dr. Nikolaychuk'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
- Women83%
- Men17%
Source: Dmand AI Patient Panel Data
Dr. Marianna Nikolaychuk wrote 273 Medicare Part D claims in 2024
In 2024, Dr. Nikolaychuk wrote 273 Medicare Part D claims for 38 patients. 98% of them were for generic drugs. CMS names the drug for 120 of them, across 8 drugs with 11 or more claims each, at $1,855 in total drug cost.
Part D claims, 2024273
Drugs named by CMS8
Total drug cost$1,855
Part D patients38
Dr. Nikolaychuk's Part D claims by kind of drug, 2024
- Generic268 claims98%
- Brand-name and other5 claims2%
Dr. Nikolaychuk's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Marianna Nikolaychuk has 1 publication on record
Dmand AI links 1 paper to Dr. Nikolaychuk in 2022. Dr. Nikolaychuk's most frequent co-authors are Adhiraj Bhattacharya, MD, Alena G. Goldman, MD and Michael V. Orlov, MD.
Papers1
Dr. Nikolaychuk's most frequent co-authors
- Adhiraj Bhattacharya, MD1 shared paper
- Alena G. Goldman, MD1 shared paper
- Michael V. Orlov, MD1 shared paper
Recent publications by Dr. Nikolaychuk
See who Dr. Nikolaychuk researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nikolaychuk works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Marianna Nikolaychuk'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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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 |
| 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. Marianna Nikolaychuk
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. Marianna Nikolaychuk's NPI number?
Dr. Marianna Nikolaychuk's NPI number is 1275265639. It was assigned on June 25, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Marianna Nikolaychuk?
Dr. Marianna Nikolaychuk is a psychiatrist in Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
What is Dr. Marianna Nikolaychuk's medical license number?
Dr. Nikolaychuk holds Massachusetts license FS232822-141.
What drugs does Dr. Marianna Nikolaychuk prescribe most?
In 2024 Medicare Part D data, Dr. Nikolaychuk's most prescribed drugs by claims were Gabapentin, Buspirone HCl and Clonazepam.
How long has Dr. Marianna Nikolaychuk been practicing?
Dr. Nikolaychuk's NPI was assigned in 2022.
Does Dr. Marianna Nikolaychuk do research?
Dmand AI links 1 publication to Dr. Nikolaychuk.
Who does Dr. Marianna Nikolaychuk publish with?
Dr. Nikolaychuk's most frequent co-authors are Adhiraj Bhattacharya, MD (1 shared paper), Alena G. Goldman, MD (1 shared paper) and Michael V. Orlov, MD (1 shared paper).
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