WILLIAM S GREINER (MD) – Family Medicine Physician, NPI 1003899915

WILLIAM S GREINER (MD) is a healthcare provider. based in Kansas city, Kansas. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. 0431408 (KS). The NPI Number for WILLIAM S GREINER (MD) is 1003899915

Main info

Male
Sole Proprietor
24 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM S GREINER (MD)
NPI
1003899915
Phone
(913) 299-3700
Address
2040 HUTTON RD
Enumeration Date
23 November 2005
Last Update Date
15 November 2013

Doctor Profile

Medical School Name
UNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Secondary Phone
9137744340
Graduation Year
2002 (24 years ago)
PAC ID
1456386721
Group Practice PAC ID
6002868445
Professional Enrollment ID
I20051005000856
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for WILLIAM S GREINER (MD)

  • 2040, Hutton Road, Maywood, Kansas City, Wyandotte County, Kansas, 66109, United States

    SUITE 102

    KANSAS CITY, KS 661094526

    Phone: (913) 299-3700

    Fax: (913) 299-3050

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $48.

Total Amount is formed as General ($48) + Research ($0) + Ownership ($0) = $48.

Last reported payment date: 2024-09-11 • Largest payer in this snapshot: Exact Sciences Corporation ($28).

Total Amount

$48

General + Research + Ownership

Payments

3

Total payment records

General Amount

$48

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-11

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-10-05

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20051005000856IFamily PracticeKSTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 66109)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6002868445View full group profile
NameSpecialtyState
-KS
Family PracticeMO
Nurse PractitionerKS
-MO

Reviews

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Frequently asked questions

Does WILLIAM S GREINER (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — WILLIAM S GREINER (MD) uses 1003899915.
Can I rely on WILLIAM S GREINER (MD) being an active provider?
As of the registry snapshot, WILLIAM S GREINER (MD) is marked active.
What taxonomy line describes WILLIAM S GREINER (MD)?
For research purposes, treat WILLIAM S GREINER (MD) as Family Medicine Physician in this dataset. Clinical services aligned with this taxonomy classification.
Where should I expect WILLIAM S GREINER (MD) on a map?
Expect Kansas City, Kansas as a primary anchor for WILLIAM S GREINER (MD) unless the record lists multiple sites.
Is the information about WILLIAM S GREINER (MD) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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