JUDITH K WEIS (M.D.) – Family Medicine Physician, NPI 1942252226

JUDITH K WEIS (M.D.) is a healthcare provider. based in Mascoutah, Illinois. specializing in FAMILY PRACTICE. They hold the professional credentials M.D.. They hold a License No. 036089439 (IL). The NPI Number for JUDITH K WEIS (M.D.) is 1942252226

Main info

Female
Sole Proprietor
34 Years Of Experience
Accepts Medicare Assignment
Name
JUDITH K WEIS (M.D.)
NPI
1942252226
Phone
(618) 566-8810
Address
739 N JEFFERSON ST
Enumeration Date
16 May 2006
Last Update Date
17 December 2009

Doctor Profile

Medical School Name
SOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
6182777400
Graduation Year
1992 (34 years ago)
PAC ID
4789631557
Group Practice PAC ID
9335320597
Professional Enrollment ID
I20100813000482
Address ID
IL622692941SH1414XSTXX356
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

5,037 FAMILY PRACTICE in IL

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Provider Addresses for JUDITH K WEIS (M.D.)

  • Rural Family Medicine Associates, 739, North Jefferson Street, Mascoutah, Saint Clair County, Illinois, 62258, United States

    SUITE 200

    MASCOUTAH, IL 622581447

    Phone: (618) 566-8810

    Fax: (618) 566-7121

    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 91 Open Payments records for all available years, with a total value of $1,478.

Total Amount is formed as General ($1,478) + Research ($0) + Ownership ($0) = $1,478.

Last reported payment date: 2024-11-26 • Largest payer in this snapshot: ABBVIE INC. ($384).

Total Amount

$1,478

General + Research + Ownership

Payments

91

Total payment records

General Amount

$1,478

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-26

Latest reported date

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: 2010-08-13

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
I20100813000482IFamily PracticeILTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes518294$0
36415Insertion of needle into vein for collection of blood sample498276$0
99213Established patient office or other outpatient visit, 20-29 minutes312201$0
J3301Injection, triamcinolone acetonide, not otherwise specified, 10 mg12321$0
99211Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional10437$0
View full utilization report →

Insurance plans in this area (ZIP 62258)

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Provider's Procedures

JUDITH K WEIS (M.D.) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEIL81002Urinalysis, manual test8145
FAMILY MEDICINEIL90670Pneumococcal vaccine for injection into muscle5959

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: 9335320597View full group profile
NameSpecialtyState
Colorectal Surgery (Proctology), General SurgeryGA
Family PracticeIL
General SurgeryIL
Physician AssistantIL
Family PracticeIL
Family PracticeIL
Family PracticeMO
General SurgeryIL
Family PracticeIL
Nurse PractitionerIL

Reviews

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Frequently asked questions

What number should I use to identify JUDITH K WEIS (M.D.) for billing?
Administrative and clinical systems typically use NPI 1942252226 for JUDITH K WEIS (M.D.).
Should I treat JUDITH K WEIS (M.D.) as an active provider?
Patients and plans typically see JUDITH K WEIS (M.D.) as active in the national extract.
What does the directory say JUDITH K WEIS (M.D.) does?
Insurance directories may phrase it differently, but here JUDITH K WEIS (M.D.) maps to Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to JUDITH K WEIS (M.D.)?
JUDITH K WEIS (M.D.) is associated with Mascoutah, Illinois in the same public data insurers reference.
Who maintains JUDITH K WEIS (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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