Gerald F. Williams, DO
Internal Medicine Physician · Kansas City, MO
Gerald F. Williams, DO is an internal medicine physician with a practice address in Kansas City, Missouri, and NPI 1982695987, issued on Oct 31, 2005. Check the license (Missouri 31867, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Gerald F. Williams
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 31867 MO
05-36814 KS
Self-reported in NPPES; status is on the state search - Practice location
- 6420 Prospect Ave, Kansas City, MO 64132
- Phone
- (816) 363-4100
- Enumerated
- Oct 31, 2005
- Record last updated
- Jan 13, 2022
- Fax
- (816) 363-8201
- Medicaid ID
- 240384727 MO
- Medicare enrollment
- Enrolled (PECOS I20100611000822); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 6420 Prospect Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gerald F. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 31867Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average internal medicine physician in 2024
5,067 Medicare Part D claims for 238 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 115 claims were for opioids.
Most prescribed
- Atorvastatin Calcium243 claims
- Gabapentin227 claims
- Amlodipine Besylate203 claims
- Ezetimibe202 claims
- Pantoprazole Sodium194 claims
- Lisinopril147 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $237.44
13 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Medical Group OF Kansas City LLCKansas City, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerald F. Williams among 2,604 internal medicine physician records in Missouri
Gerald F. Williams, DO is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1968 · median 2006 among the 1,443 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
243 internal medicine physician records list a practice address in Kansas City
They are 243 of the 13,759 NPPES records with a practice address in Kansas City, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Kansas City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Donya Bani Hani, MBBSKansas City, MO 641321588226302
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- Deidre Herrman, PAKansas City, MO 641321013884816
- Samuel Hoeper, MDKansas City, MO 641321700877792
- Marianne Hudgins, MDKansas City, MO 641321245221233
- Kenneth Lan, MDKansas City, MO 641321316439169
- James Maliszewski, MDKansas City, MO 641321902897903
- John Moore, MDKansas City, MO 641321942292990
Common questions
What is Gerald F. Williams, DO's NPI number?
Gerald F. Williams, DO's National Provider Identifier (NPI) is 1982695987, issued on Oct 31, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gerald F. Williams, DO located?
The NPPES record lists a practice address at 6420 Prospect Ave, Kansas City, MO, 64132. Phone: (816) 363-4100. Providers update this record themselves, so call before visiting.
How can I verify Gerald F. Williams, DO's license?
NPPES lists Missouri license number 31867, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gerald F. Williams, DO prescribe under Medicare Part D?
In 2024, Gerald F. Williams, DO had 5,067 Medicare Part D claims for 238 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.