Varvara Mazina, MD
Gynecologic Oncology Physician · Boston, MA
Varvara Mazina, MD is a gynecologic oncology physician with a practice address in Boston, Massachusetts, and NPI 1902260409, issued on Apr 11, 2016. Check the license (Massachusetts 282529, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Varvara Mazina
- Credential
- MD
- Primary taxonomy
- Gynecologic Oncology Physician 207VX0201X
- License number
- 282529 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St # 520A, Boston, MA 02114
- Phone
- (617) 726-2000
- Enumerated
- Apr 11, 2016
- Record last updated
- May 24, 2023
- Medicare enrollment
- Enrolled (PECOS I20231214002512); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gynecologic oncology physician records → All 47 in Massachusetts → Look up another NPI →
Verify Varvara Mazina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 282529Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024
163 Medicare Part D claims for 69 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Oxycodone Hcl21 claims
- Metronidazole14 claims
- Imiquimod11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 3 group practices
- Elliot Professional ServicesManchester, NH
- Massachusetts General Physicians Organization IncBoston, MA
- The General Hospital CorporationBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Varvara Mazina among 47 gynecologic oncology physician records in Massachusetts
Varvara Mazina, MD is one of 47 gynecologic oncology physician records with a practice address in Massachusetts. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.
- NPI issued2016 · 79% of these records are older, 15% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2016 · median 2008 among the 30 with a school on file
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0201X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecologic Oncology Physician providers in Massachusetts
There are 47 gynecologic oncology physician records in Massachusetts.
All 47 in Massachusetts → Every provider in Boston → Gynecologic Oncology Physician nationwide →
The 8 gynecologic oncology physician records with the nearest ZIP codes
- Amy Bregar, MDBoston, MA 021141851687446
- Allison Gockley, M.D.Boston, MA 021141114363496
- Annekathryn Goodman, MDBoston, MA 021141699765255
- Whitfield Growdon, M.D.Boston, MA 021141669530481
- William Manning, MDBoston, MA 021141093374225
- Alexander Melamed, MD MPHBoston, MA 021141811254154
- Alicia Youssef, MDBoston, MA 021141205463783
- Ross Berkowitz, MDBoston, MA 021151093772782
Common questions
What is Varvara Mazina, MD's NPI number?
Varvara Mazina, MD's National Provider Identifier (NPI) is 1902260409, issued on Apr 11, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Varvara Mazina, MD located?
The NPPES record lists a practice address at 55 Fruit St # 520A, Boston, MA, 02114. Phone: (617) 726-2000. Providers update this record themselves, so call before visiting.
How can I verify Varvara Mazina, MD's license?
NPPES lists Massachusetts license number 282529, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Varvara Mazina, MD prescribe under Medicare Part D?
In 2024, Varvara Mazina, MD had 163 Medicare Part D claims for 69 beneficiaries; the average among gynecologic oncology physician prescribers was 195. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.