MATTHEW R WILLIAMS MD
NPI 1184121998
Internal Medicine in Springfield, MO

Active since April 09, 2018PECOS EnrolledAccepts Medicare Assignment
3231 S NATIONAL AVE STE 300, SPRINGFIELD, MO 65807(417) 888-5658 Get Directions Write a Review

NPPES record last updated: July 29, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 29, 2021, Apr 9, 2018 (2 updates tracked since 2018).

About Matthew R Williams Md NPPES

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

MATTHEW R WILLIAMS MD (NPI 1184121998) is an individual internal medicine provider in Springfield, Missouri, licensed in Missouri (2021025620) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Lebanon, and maintains a secondary practice location in Houma.

NPPES Registry Identity

NPI1184121998
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMATTHEW R WILLIAMSCredential: MD
Location Address3231 S NATIONAL AVE STE 300Springfield, MO 65807-7304
Mailing Address3231 S National Ave Ste 300Springfield, MO 65807-7304 · (417) 888-5658
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateApril 9, 2018
Last NPPES UpdateJuly 29, 20212 updates tracked since enumeration
NPPES CertifiedJuly 29, 2021
NPI 1184121998 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 · 2021025620
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.
3231 S NATIONAL AVE STE 300, Springfield, MO 65807

Secondary Practice Location 1

Location 11978 Industrial Blvd, Internal Medicine Residency ProgramHouma, LA 70363 · Phone (985) 873-2425

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Matthew R Williams Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1759625536
PECOS Enrollment IDI20210730001695
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.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
566 services261 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
200 services200 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
91 services88 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
85 services83 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
33 services19 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
27 services24 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Hospital Lebanon

Acute Care Hospitals · Lebanon, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260059
Location100 Hospital DriveLebanon, MO 65536 · Laclede County
Emergency services Birthing friendly

Mercy Hospital Springfield

Acute Care Hospitals · Springfield, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260065
Location1235 E CherokeeSpringfield, MO 65804 · Greene County
Emergency services Birthing friendly

Mercy Hospital Aurora

Critical Access Hospitals · Aurora, MO
OwnershipVoluntary non-profit - Church
CMS Certification Number261316
Location500 Porter AvenueAurora, MO 65605 · Lawrence County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65807 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers26 claims54 services$5.58 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 10

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

Nurse Practitioner
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Nurse Practitioner (Family)
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Internal Medicine
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Internal Medicine
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Pharmacist (Ambulatory Care)
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Physician Assistant
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807
Pharmacist
3231 S NATIONAL AVE STE 300
SPRINGFIELD, MO 65807

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 Matthew Williams's NPI number?

The NPI number for Matthew Williams is 1184121998. It was assigned to this individual provider in the NPPES registry on April 9, 2018.

Where is Matthew Williams located?

Matthew Williams practices at 3231 S National Ave Ste 300, Springfield, MO 65807. The listed phone number is (417) 888-5658.

What is Matthew Williams's specialty?

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

Is Matthew Williams enrolled in Medicare?

Yes. Matthew Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Matthew Williams accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 5 other insurers list Matthew Williams as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Matthew Williams affiliated with any hospitals?

According to CMS data, Matthew Williams is affiliated with Mercy Hospital Lebanon, Mercy Hospital Springfield and Mercy Hospital Aurora.

When was this NPI record last updated?

The NPPES record for Matthew Williams was last updated on July 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.