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

Joshua D Hahn, MD

Individual provider Hospitalist Physician · NPI 1558822577

Joshua D Hahn, MD is an Internal Medicine in Houston, Texas. Qualified in 2019, 7 years ago. Practices with Memorial Hermann Medical Group, a 753-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
7
Licensed in
TX
In the registry since
2019
Specialties on file
3
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

6410 Fannin St Ste 600
Houston, TX 77030-5206
Phone: (832) 325-7100
Fax: (713) 512-2242
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 16100 South Fwy, Pearland, TX 77584-1895 — (281) 929-6184

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence T3475 (TX)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence T3475 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence T3475 (TX)

Record details

NPI number1558822577
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 31, 2019
Last updated in NPPESNovember 18, 2025
Certification dateNovember 18, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Memorial Hermann Medical Group — 753 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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