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

Twylla Tassava, MD

Individual provider Internal Medicine Physician · NPI 1336157700

Twylla Tassava, MD is a Hospitalist in Ypsilanti, Michigan. Graduated from Johns Hopkins University School of Medicine in 1996, 30 years ago. Practices with Iha Health Services Corporation, a 1,146-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
30
Trained at
Johns Hopkins University School of Medicine
Licensed in
MI
In the registry since
2006
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

5333 McAuley Dr
Ypsilanti, MI 48197-1014
Phone: (734) 712-3980
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 TT068639 (MI)

Record details

NPI number1336157700
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Iha Health Services Corporation — 1146 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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