1. Home
  2. Directory
  3. Missouri
  4. Columbia
  5. Internal Medicine
  6. NPI Profile

ZACHARY WILLIARD
NPI 1740115427
Internal Medicine in Columbia, MO

Active since June 15, 2026PECOS Enrolled
1 HOSPITAL DR # DC043.00, COLUMBIA, MO 65212(573) 884-1606(573) 884-4533 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Zachary Williard NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ZACHARY WILLIARD (NPI 1740115427) is an individual internal medicine provider in Columbia, Missouri, licensed in Missouri (2026021351) and active in the NPI registry since June 2026. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1740115427
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameZACHARY WILLIARD
Location Address1 HOSPITAL DR # DC043.00Columbia, MO 65212-1000
Mailing Address1 Hospital Dr # Dc043.00Columbia, MO 65212-1000 · (573) 884-1606 · Fax (573) 884-4533
Phone(573) 884-1606
Fax(573) 884-4533
Sole ProprietorNo
Enumeration DateJune 15, 2026
NPPES CertifiedJune 15, 2026
✔ NPI 1740115427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 2026021351
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1 HOSPITAL DR # DC043.00, Columbia, MO 65212
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zachary Williard is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65212 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$121.96 typical visit price
range $52.28 – $161.24
Typical copayment $30.49 (range $13.07 – $40.31)
Most-billed visit code 99204
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHRISTIAN DE SOUZA DO
Internal Medicine (Nephrology)
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 884-8016
KIRTAN JOSHI MD
Internal Medicine
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (574) 884-1606
SHRAY KUMAR MD
Student in an Organized Health Care Education/Training Program
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 884-1606
SRIVALLI SRIVANGIPURAM DO
Internal Medicine
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 884-1606
ANNA ELISE BALLENGER MD
Dermatology
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 882-1767
HEND ALHUSAMI MD
Internal Medicine
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 884-1606
JHALAK MODI MD
Internal Medicine
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 884-1606
ALEXA SARA MALIK MD
Physical Medicine & Rehabilitation
1 HOSPITAL DR # DC043.00
COLUMBIA, MO 65212
Boone County (573) 882-0406

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Zachary Williard's NPI number?

The NPI number for Zachary Williard is 1740115427. It was assigned to this individual provider in the NPPES registry on June 15, 2026.

Where is Zachary Williard located?

Zachary Williard practices at 1 Hospital Dr # Dc043.00, Columbia, MO 65212. The listed phone number is (573) 884-1606.

What is Zachary Williard's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Zachary Williard enrolled in Medicare?

Yes. Zachary Williard is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Zachary Williard was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.