Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Zachary Achen, MD

Individual provider Anesthesiology Physician · NPI 1801546775

Zachary Achen, MD is an Anesthesiology in Boston, Massachusetts. Qualified in 2022, 4 years ago. Works from 2 locations. Licensed in Massachusetts.

Years since qualifying
4
Licensed in
MA
In the registry since
2022
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

55 Fruit St
Boston, MA 02114-2696
Phone: (617) 726-6890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 75 Francis St, Boston, MA 02115-6110 — (617) 732-8210

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 1026099 (MA)

Record details

NPI number1801546775
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2022
Last updated in NPPESJuly 17, 2026
Certification dateJuly 17, 2026
Mailing address55 Fruit St, Boston, MA 02114-2696

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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