Adrian Chiem, MD
Obstetrics Physician · Boston, MA
Adrian Chiem, MD is an obstetrics physician with a practice address in Boston, Massachusetts, and NPI 1508445248, issued on Apr 7, 2021. Check the license (Massachusetts 1022312, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Adrian Chiem
- Credential
- MD
- Primary taxonomy
- Obstetrics Physician 207VX0000X
- License number
- 1022312 MA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Francis St, Boston, MA 02115
- Phone
- (617) 732-4806
- Enumerated
- Apr 7, 2021
- Record last updated
- Jul 8, 2025
- Medicare enrollment
- Enrolled (PECOS I20250610002319); accepts Medicare assignment
- Medical or professional school
- Warren Alpert Medical School Of Brown University, 2021
- Entity
- Type 1 · individual
Also registered at 75 Francis St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amin AalipourStudent in an Organized Health Care Education/Training Program1902483258
- Emily Aaronson, M.D.Emergency Medicine Physician1962791558
- Sarah Abbett, M.D.Anesthesiology Physician1902097736
- Christine Abbott, NPAdult Health Nurse Practitioner1851471940
- Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
- Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867
Verify Adrian Chiem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1022312Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average obstetrics physician in 2024
19 Medicare Part D claims, against an average of 218 among the 863 providers of this specialty who prescribed in Part D.
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
- Brigham And Womens Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Obstetrics Physician providers in Massachusetts
There are 25 obstetrics physician records in Massachusetts.
Other obstetrics physician records in Massachusetts
- Mohamed Ali, M.D.Fall River, MA1124122270
- Patricia Aronson, M.D.Worcester, MA1710978085
- Peter Brown, MDPembroke, MA1942249214
- Madelyn Conner, MDBoston, MA1316684475
- Robert DalessandroLeominster, MA1295967669
- Radhika Datar, MDBoston, MA1366753642
- Debra Disandro, M.D.Springfield, MA1043219397
- Jonathan Friedes, MDBoston, MA1780606160
- Lisa Haddad, M.D.Boston, MA1285789545
- Mary Herlihy, M.D.Worcester, MA1679564967
Common questions
What is Adrian Chiem, MD's NPI number?
Adrian Chiem, MD's National Provider Identifier (NPI) is 1508445248, issued on Apr 7, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Adrian Chiem, MD located?
The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-4806. Providers update this record themselves, so call before visiting.
How can I verify Adrian Chiem, MD's license?
NPPES lists Massachusetts license number 1022312, 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 Adrian Chiem, MD prescribe under Medicare Part D?
In 2024, Adrian Chiem, MD had 19 Medicare Part D claims; the average among obstetrics physician prescribers was 218. 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.