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

Thayer Starr Phelan, MD

Individual provider Emergency Medicine Physician · NPI 1821209354

Thayer Starr Phelan, MD is an Emergency Medicine in Winslow, Arizona. Qualified in 2007, 19 years ago. Practices with Innova Emergency Medical Associates PC, a 69-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona, Colorado and Indiana.

Years since qualifying
19
Licensed in
AZ, CO, IN
In the registry since
2007
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

1501 N Williamson Ave
Winslow, AZ 86047-2735
Phone: (928) 289-4691
Show map & directions

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

Additional practice locations (1)

  • 2651 E Discovery Pkwy, Bloomington, IN 47408-9059 — (812) 353-9515

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence DR.0053427 (CO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 75374 (AZ)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 01098090A (IN)

Record details

NPI number1821209354
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 25, 2007
Last updated in NPPESDecember 10, 2025
Certification dateDecember 10, 2025
Mailing address250 N Shadeland Ave, Indianapolis, IN 46219-4959

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Innova Emergency Medical Associates Pc — 69 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Winslow