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

Individual provider Nephrology Physician · NPI 1720440712

Hassan Mahmoud, MD is a Nephrology in Portland, Maine. Qualified in 2011, 15 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
15
Licensed in
ME
In the registry since
2016
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

1600 Congress St Ste B
Portland, ME 04102-2148
Phone: (207) 774-5222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 800 Harrison Ave, Boston, MA 02118-2905 — (617) 638-7361
  • 22 Bramhall St, Portland, ME 04102-3134 — (207) 662-0111

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence MD24603 (ME)

Record details

NPI number1720440712
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2016
Last updated in NPPESJune 16, 2021
Certification dateJune 16, 2021

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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