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

Dr. Saif A. Alenizi, MD, MPH

Individual provider Nephrology Physician · NPI 1255680997

Dr. Saif A. Alenizi, MD, MPH is a Nephrology in Boston, Massachusetts. Qualified in 2006, 20 years ago. Practices with Emerson Practice Associates, Inc, a 247-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
20
Licensed in
MA
In the registry since
2012
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

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Practice location Address checks out

45 Francis St
Boston, MA 02115
Phone: (617) 732-6383
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 75 Francis St, Boston, MA 02115-6110 — (617) 732-5500
  • 119 Belmont St, Worcester, MA 01605-2903 — (508) 334-3155
  • 55 Lake Ave N, Worcester, MA 01655-0002 — (508) 334-3155

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 279721 (MA)

Record details

NPI number1255680997
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedSeptember 7, 2012
Last updated in NPPESFebruary 20, 2025
Certification dateFebruary 20, 2025

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Emerson Practice Associates, Inc — 247 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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