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

Mariko Hagiwara, MD

Individual provider Hospitalist Physician · NPI 1679899157

Mariko Hagiwara, MD is a Hospitalist in Iowa City, Iowa. Qualified in 2004, 22 years ago. Practices with State University of Iowa, a 1,885-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Iowa and Texas.

Years since qualifying
22
Licensed in
IA, TX
In the registry since
2010
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

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone: (319) 356-1616
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 701 W Forevergreen Rd, North Liberty, IA 52317-9848 — (319) 356-4019
  • 520 Madison Oak Dr, San Antonio, TX 78258-3913 — (210) 297-4000

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD-44493 (IA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD-44493 (IA)
Hospitalist Physician Taxonomy 208M00000X · Licence P8360 (TX)

Record details

NPI number1679899157
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 9, 2010
Last updated in NPPESApril 9, 2025
Certification dateApril 9, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice State University Of Iowa — 1885 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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