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

Allie Marie Massaro, MD

Individual provider Internal Medicine Physician · NPI 1649563503

Allie Marie Massaro, MD is a Neurology in Seattle, Washington. Qualified in 2011, 15 years ago. Practices with Swedish Health Services, a 1,045-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania and Washington.

Years since qualifying
15
Licensed in
PA, WA
In the registry since
2011
Specialties on file
4
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

747 Broadway
Seattle, WA 98122-4379
Phone: (206) 215-2520
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3400 Spruce St, Philadelphia, PA 19104-4206 — (215) 662-2700

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence MD60747487 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MT199806 (PA)
Neurology Physician Taxonomy 2084N0400X · Licence MT199806 (PA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence MT199806 (PA)

Record details

NPI number1649563503
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 25, 2011
Last updated in NPPESMarch 17, 2018

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Swedish Health Services — 1045 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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