Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Douglas Chin-Lu Chang, MD

Individual provider Internal Medicine Physician · NPI 1093914822

Dr. Douglas Chin-Lu Chang, MD is an Internal Medicine in Phoenix, Arizona. Graduated from Rutgers New Jersey Medical School in 2002, 24 years ago. Practices with Dhew Ind Hlth Sv Hlth Svs and Mntl Hlth Adm, a 223-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
24
Trained at
Rutgers New Jersey Medical School
Licensed in
NY
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

4212 N 16th St
Phoenix, AZ 85016-5319
Phone: (602) 263-1200
Fax: (602) 263-1619
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 233253-1 (NY)

Record details

NPI number1093914822
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2007
Last updated in NPPESMay 20, 2026
Certification dateMay 20, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolRUTGERS NEW JERSEY MEDICAL SCHOOL
Graduated 2002 (24 years in practice)
Group practice Dhew Ind Hlth Sv Hlth Svs And Mntl Hlth Adm — 223 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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