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

Dr. Patrick Leong, DO

Individual provider Family Medicine Physician · NPI 1447237003

Dr. Patrick Leong, DO is a Family Practice in Somerville, Massachusetts. Qualified in 1983, 43 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and New Hampshire.

Years since qualifying
43
Licensed in
MA, NH
In the registry since
2005
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

440 Foley St
Somerville, MA 02145-1213
Phone: (857) 282-0777
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 151924 (MA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 7813 (NH)

Record details

NPI number1447237003
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 27, 2005
Last updated in NPPESAugust 2, 2023
Certification dateAugust 2, 2023
Mailing address440 Foley St, Somerville, MA 02145-1213

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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