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

Tiffany Willis, MD

Individual provider Family Medicine Physician · NPI 1750370383

Tiffany Willis, MD is a Family Practice in Marengo, Iowa. Qualified in 1998, 28 years ago. Practices with Guam X-Ray, a 32-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Iowa.

Years since qualifying
28
Licensed in
IA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

255 W Lucas St
Marengo, IA 52301-1331
Phone: (319) 642-5213
Fax: (319) 642-3636
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 856 Chalan Tun Thomas P. Sablan, San Antonio, Saipan, MP 96950 — (670) 234-5242
  • 6690 Kagman Road, Kagman Commercial Building,Kagman Iii, Saipan, MP 96950 — (670) 256-5242
  • 5 Grand Street, Tinian, MP 96952 — (670) 433-4750

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 36129 (IA)

Record details

NPI number1750370383
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2005
Last updated in NPPESApril 11, 2025
Certification dateApril 6, 2025
Mailing address255 W Lucas St, Marengo, IA 52301-1331

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Guam X-Ray — 32 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

Other providers in Marengo