Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

William J Howitt, MD

Individual provider Family Medicine Physician · NPI 1306834288

William J Howitt, MD is a Family Medicine Physician in Springfield, Missouri. Licensed in Missouri. Registered with an NPI since 2005.

Licensed in
MO
In the registry since
2005
Specialties on file
2
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

1540 E Evergreen St
Springfield, MO 65803-4300
Phone: (417) 823-2900
Fax: (417) 886-2774
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 36287 (MO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 36287 (MO)

Record details

NPI number1306834288
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 13, 2005
Last updated in NPPESOctober 13, 2023
Certification dateOctober 13, 2023

Medicare patients and services, 2024

From the CMS Medicare Physician & Other Practitioners file for calendar year 2024. It counts Original Medicare patients only, so a practice that mostly sees Medicare Advantage or privately insured patients looks smaller here than it is.

Medicare patients25
Services billed 44 a service is one billed item, such as a visit, a test or a procedure
Average patient age63

Dollar amounts are not shown. What Medicare pays a practice is gross billings, before staff, premises and tax and including the cost of any drugs it administers, so it is not what a clinician earns.

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