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

Jack C Chang, MD

Individual provider Internal Medicine Physician · NPI 1811182041

Jack C Chang, MD is an Internal Medicine in Lowell, Massachusetts. Qualified in 1984, 42 years ago. Accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
42
Licensed in
MA
In the registry since
2007
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

706 Rogers St
Lowell, MA 01852-4338
Phone: (978) 937-9333
Fax: (978) 937-9992
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 74694 (MA)

Record details

NPI number1811182041
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 11, 2007
Last updated in NPPESNovember 26, 2007
Mailing address706 Rogers St, Lowell, MA 01852-4338

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Lowell