DR. GARY S. LEWIS (MD) – Family Medicine Physician, NPI 1194762765

DR. GARY S. LEWIS (MD) is a healthcare provider. based in Thiensville, Wisconsin. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. 330004-020 (WI). The NPI Number for DR. GARY S. LEWIS (MD) is 1194762765

Main info

Male
44 Years Of Experience
Accepts Medicare Assignment
Name
DR. GARY S. LEWIS (MD)
NPI
1194762765
Phone
(262) 242-3369
Address
136 N MAIN ST
Enumeration Date
1 June 2006
Last Update Date
15 June 2016

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
1982 (44 years ago)
PAC ID
6608828157
Group Practice PAC ID
3274842034
Professional Enrollment ID
I20050214000308
Address ID
WI530921606TH136XXSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience58
Completeness75
Years active:20State licenses:2Digital endpointsOther names

3,050 FAMILY PRACTICE in WI

Loading map...

Provider Addresses for DR. GARY S. LEWIS (MD)

  • 136, North Main Street, Thiensville, Ozaukee County, Wisconsin, 53092, United States

    SUITE 201

    THIENSVILLE, WI 530921606

    Phone: (262) 242-3369

    Fax: (262) 242-3219

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2005-02-14

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
I20050214000308IFamily PracticeWITBD

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 minutes24684$0
99213Established patient office or other outpatient visit, 20-29 minutes23490$0
36415Insertion of needle into vein for collection of blood sample13382$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit6666$0
G0444Annual depression screening, 5 to 15 minutes6666$0
View full utilization report →

Insurance plans in this area (ZIP 53092)

Loading plans...

Provider's Procedures

DR. GARY S. LEWIS (MD) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEWI81002Urinalysis, manual test1512

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: 3274842034View full group profile
NameSpecialtyState
Physician AssistantWI
Internal MedicineWI
Family PracticeCA
Nurse PractitionerWI
Family PracticeWI
Internal MedicineWI
-WI
Internal MedicineWI
Internal MedicineWI
Nurse PractitionerWI

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What identifier follows DR. GARY S. LEWIS (MD) across health systems?
The NPI 1194762765 uniquely identifies DR. GARY S. LEWIS (MD) in U.S. healthcare data.
Does the public listing show DR. GARY S. LEWIS (MD) as active?
DR. GARY S. LEWIS (MD)'s NPI record reflects an active status in NPPES.
What type of care does DR. GARY S. LEWIS (MD) provide?
DR. GARY S. LEWIS (MD)'s profile centers on Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Can patients visit DR. GARY S. LEWIS (MD) in Thiensville, Wisconsin?
For routing, start with Thiensville, Wisconsin for DR. GARY S. LEWIS (MD), then verify phone and hours locally.
Can I export DR. GARY S. LEWIS (MD)'s record?
You can download the official NPPES record; we summarize key fields for readability.

Similar Providers

MR. JOHNNY ROSS PAINE (D.O)

Adult Medicine Physician
PO BOX 639
NPI: 1295708428

DR. LARISA I MAZUR (MD)

Family Medicine Physician
216, Elm Street, Thiensville, Ozaukee County, Wisconsin, 53092, United States
NPI: 1861565202

THIENSVILLE FAMILY HEALTH CARE SC

Family Medicine Physician
140, South Main Street, Thiensville, Ozaukee County, Wisconsin, 53092, United States
NPI: 1881740975

SEEMA AGGARWAL AFSARI (D.O.)

Family Medicine Physician
100 INDEPENDENCE CIR
NPI: 1114287141

VIVA ADVANCED HEALTHCARE INC

Family Medicine Physician
PO BOX 639
NPI: 1841643897

JOHNNY R PAINE DO

Family Medicine Physician
2105, Clara Street, Searcy, White County, Arkansas, 72143, United States
NPI: 1477092377

MARLA MENTAL HEALTH SOLUTIONS LLC

Family Medicine Physician
6911 W TALLMADGE PL
NPI: 1346848397