Mary Quien, MD
Cardiovascular Disease Physician · Worcester, MA
Mary Quien, MD is a cardiovascular disease physician with a practice address in Worcester, Massachusetts, and NPI 1750879094, issued on Apr 23, 2018. Check the license (Massachusetts 1023701, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Mary Quien
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 1023701 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 334-3452
- Enumerated
- Apr 23, 2018
- Record last updated
- Jun 13, 2025
- Medicare enrollment
- Enrolled (PECOS I20250618003479); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 2018
- Entity
- Type 1 · individual
Also registered at 55 Lake Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nawal Aamir, MDInternal Medicine Physician1588248926
- Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
- Paula Abate, NPNurse Practitioner1336265909
- Aly AbayazeedDiagnostic Radiology Physician1821221946
- Zainab AbbasDermatology Physician1609028000
- Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417
Verify Mary Quien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023701Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
103 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of 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 one group practice
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cardiovascular Disease Physician providers in Massachusetts
There are 1,080 cardiovascular disease physician records in Massachusetts.
Other cardiovascular disease physician records in Massachusetts
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Rishard Abdul, M.B.B.SSpringfield, MA1114412830
- Saeed Abughazaleh, MDSpringfield, MA1427782762
- Subasit Acharji, MDLeominster, MA1225246358
- Kenneth Adams, M.D.Haverhill, MA1720082787
- Nicholas Adamstein, MDBoston, MA1548897218
- Dale Adler, M.D.Boston, MA1295769966
- Nadeem Afridi, MDNewburyport, MA1619961372
- Hanna Ahmed, M.DWorcester, MA1417111428
- Mashrafi Ahmed, M.DSpringfield, MA1265759328
Common questions
What is Mary Quien, MD's NPI number?
Mary Quien, MD's National Provider Identifier (NPI) is 1750879094, issued on Apr 23, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mary Quien, MD located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 334-3452. Providers update this record themselves, so call before visiting.
How can I verify Mary Quien, MD's license?
NPPES lists Massachusetts license number 1023701, 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 Mary Quien, MD prescribe under Medicare Part D?
In 2024, Mary Quien, MD had 103 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,078. 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.