Annika Marie Sysantos Schaefer, MD
Surgery Physician · Boston, MA
Annika Marie Sysantos Schaefer, MD is a surgery physician with a practice address in Boston, Massachusetts, and NPI 1720874696, issued on Apr 17, 2025. Check the license (Massachusetts 3018799, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Annika Marie Sysantos Schaefer
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 3018799 MA
Self-reported in NPPES; status is on the state search - Practice location
- 736 Cambridge St, Boston, MA 02135
- Phone
- (617) 789-3000
- Enumerated
- Apr 17, 2025
- Record last updated
- Sep 11, 2025
- Entity
- Type 1 · individual
Also registered at 736 Cambridge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ganiyat Adeduntan, NPFamily Nurse Practitioner1083960777
Verify Annika Marie Sysantos Schaefer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 3018799Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
443 surgery physician records list a practice address in Boston
They are 443 of the 41,865 NPPES records with a practice address in Boston, and 1,003 surgery physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 443 in Boston → All 1,003 in Massachusetts → Every provider in Boston →
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- Ravindra Acharya, MDCharlton, MA1881608602
- Stephen Addington, M.D.Brockton, MA1821449588
- Souheil Adra, M.D.Milton, MA1700049996
- Eddie Afetse, MDBoston, MA1457297194
- Mohammad AfrasiabiWeymouth, MA1063893139
- Karen Ahlert, M.D.Cambridge, MA1083819502
Common questions
What is Annika Marie Sysantos Schaefer, MD's NPI number?
Annika Marie Sysantos Schaefer, MD's National Provider Identifier (NPI) is 1720874696, issued on Apr 17, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Annika Marie Sysantos Schaefer, MD located?
The NPPES record lists a practice address at 736 Cambridge St, Boston, MA, 02135. Phone: (617) 789-3000. Providers update this record themselves, so call before visiting.
How can I verify Annika Marie Sysantos Schaefer, MD's license?
NPPES lists Massachusetts license number 3018799, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.