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

Alex Estrella, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1487282984

Alex Estrella, MD is an Emergency Medicine in Lewiston, Maine. Qualified in 2020, 6 years ago. Practices with Central Maine Medical Center, a 347-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
6
Licensed in
ME
In the registry since
2020
Specialties on file
3
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

300 Main St
Lewiston, ME 04240-7027
Phone: (207) 795-0111
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD28910 (ME)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence MD28910 (ME)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1487282984
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 30, 2020
Last updated in NPPESSeptember 1, 2025
Certification dateSeptember 1, 2025
Mailing address300 Main St, Lewiston, ME 04240-7027

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Central Maine Medical Center — 347 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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