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DR. MICHAEL E WILLIAMS M.D.
NPI 1295706430
Psychiatry & Neurology - Psychiatry in Lees Summit, MO

Active since January 27, 2006PECOS EnrolledAccepts Medicare Assignment
4045 NE LAKEWOOD WAY STE 130, LEES SUMMIT, MO 64064(816) 886-2184(816) 886-2397 Get Directions Write a Review

NPPES record last updated: June 6, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 13, 2017, Nov 16, 2015 (2 updates tracked since 2015).

About Dr. Michael E Williams M.d. NPPES

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

DR. MICHAEL E WILLIAMS M.D. (NPI 1295706430) is an individual psychiatry provider in Lees Summit, Missouri, licensed in Missouri (2015016400) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Portsmouth, and is a graduate of University Of Missouri, Columbia School Of Medicine (2001).

NPPES Registry Identity

NPI1295706430
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. MICHAEL E WILLIAMSCredential: M.D.
Location Address4045 NE LAKEWOOD WAY STE 130Lees Summit, MO 64064
Mailing Address4045 Ne Lakewood Way Ste 130Lees Summit, MO 64064-1995 · (816) 886-2184 · Fax (816) 886-2397
Phone(816) 886-2184
Fax(816) 886-2397
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 2001
Enumeration DateJanuary 27, 2006
Last NPPES UpdateJune 6, 20182 updates tracked since enumeration
✔ NPI 1295706430 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MO · 2015016400
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
4045 NE LAKEWOOD WAY STE 130, Lees Summit, MO 64064
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Secondary Practice Location 1

Location 1620 John Paul Jones CirPortsmouth, VA 23708-2111 · Phone (757) 314-6314

Other Identifiers 1

Other1295706430Npi

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Michael E Williams M.d. 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 ID5294973756
PECOS Enrollment IDI20160720002593
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.

Medicare Billing Reassignment

Medicare enrollment records show Michael Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

M A Mirza, LLC
Same address
Prescribing (Medical)
4045 NE LAKEWOOD WAY, SUITE 130
Lees Summit, MO 64064
  • Reassigned Medicare billing, Missouri enrollment
  • 14 clinicians in this Medicare group
NPI 1376757617 (816) 886-2184

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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.
217 services63 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.
59 services39 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 64064 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
$168.52 typical visit price
range $55.29 – $168.52
Typical copayment $42.13 (range $13.82 – $42.13)
Most-billed visit code 99205
Established Patient
$69.10 typical visit price
range $17.60 – $137.20
Typical copayment $17.27 (range $4.40 – $34.30)
Most-billed visit code 99213
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 2

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

MR. ALEXIS REED SR. L.C.S.W.
Social Worker (Clinical)
4045 NE LAKEWOOD WAY STE 130
LEES SUMMIT, MO 64064
Jackson County (816) 886-2184
MS. JENNIFER ANN BROWN APRN
Nurse Practitioner (Psychiatric/Mental Health)
4045 NE LAKEWOOD WAY STE 130
LEES SUMMIT, MO 64064
Jackson County (816) 886-2184

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 Michael Williams's NPI number?

The NPI number for Michael Williams is 1295706430. It was assigned to this individual provider in the NPPES registry on January 27, 2006.

Where is Michael Williams located?

Michael Williams practices at 4045 NE Lakewood Way Ste 130, Lees Summit, MO 64064. The listed phone number is (816) 886-2184.

What is Michael Williams's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Michael Williams enrolled in Medicare?

Yes. Michael 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.

Which organization bills Medicare for Michael Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Williams reassigns Medicare benefits to M A Mirza, LLC (Lees Summit, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Williams accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Michael 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.

When was this NPI record last updated?

The NPPES record for Michael Williams was last updated on June 6, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.