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

Mr. Jack Jienan Fang, MD

Individual provider Internal Medicine Physician · NPI 1083904080

Mr. Jack Jienan Fang, MD is a Hospitalist in Rego Park, New York. Qualified in 2011, 15 years ago. Practices with Lahey Clinic Inc, a 1,372-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
15
Licensed in
MA
In the registry since
2011
Specialties on file
2
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

6265 Saunders St Apt 5G
Rego Park, NY 11374-1576
Phone: (347) 205-7909
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 260808 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 260808 (MA)

Record details

NPI number1083904080
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 11, 2011
Last updated in NPPESMarch 26, 2018

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Lahey Clinic Inc — 1372 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Rego Park