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JOHN A WALKER II MD
NPI 1861631947
Family Medicine in Owensboro, KY

Active since February 12, 2009PECOS EnrolledAccepts Medicare Assignment
1000 BRECKENRIDGE ST STE 401, OWENSBORO, KY 42303(270) 688-4430(270) 688-4439 Get Directions Write a Review

NPPES record last updated: November 27, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About John A Walker Ii Md NPPES

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

JOHN A WALKER II MD (NPI 1861631947) is an individual family medicine provider in Owensboro, Kentucky, licensed in Kentucky (47349) and active in the NPI registry since February 2009. He is enrolled in Medicare PECOS, is affiliated with Deaconess Hospital Inc, and is a graduate of University Of Kentucky College Of Medicine (2005).

NPPES Registry Identity

NPI1861631947
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameJOHN A WALKER IICredential: MD
Location Address1000 BRECKENRIDGE ST STE 401Owensboro, KY 42303-0878
Mailing AddressPo Box 23229Owensboro, KY 42304-3229 · (270) 688-4430 · Fax (270) 688-4439
Phone(270) 688-4430
Fax(270) 688-4439
Sole ProprietorNo
Medical School CMSUniversity Of Kentucky College Of MedicineGraduated 2005
Enumeration DateFebruary 12, 2009
Last NPPES UpdateNovember 27, 2023
NPPES CertifiedMay 22, 2020
✔ NPI 1861631947 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in KY · 47349✔ Licensed in OH · 35093557
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedGeneral PracticeTaxonomy 208D00000X · License 47349 (KY)
1000 BRECKENRIDGE ST STE 401, Owensboro, KY 42303
Open in Google Maps ↗

Other Identifiers 5

Other3613031OH · Lodi Community Hospital Group Medicare #
Other1003849910OH · Lodi Community Care Center Type 2 Npi #
Other1801807870OH · Lodi Community Hospital Type 2 Npi #
Medicaid2948958OH
Other2396081OH · Lodi Community Hospital Group Medicaid #

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, 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

John A Walker Ii Md 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 ID8527113695
PECOS Enrollment IDI20140728001577, I20260521000427
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 Reassignments

6

Medicare enrollment records show John Walker reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Deaconess Hospital Inc
3.6 mi
Pulmonary Disease
4551 SPRINGHILL DR
Owensboro, KY 42303
  • Reassigned Medicare billing, Kentucky and Indiana enrollments
  • Also billed through NPI 1619755329 (Indiana)
  • 144 clinicians in this Medicare group
NPI 1841822327 (270) 215-3140
Baptist Health Deaconess Medical Group Inc
36 mi
Rural Health
1010 MEDICAL CENTER DR
Powderly, KY 42367
  • Reassigned Medicare billing, Kentucky enrollment
  • 325 clinicians in this Medicare group
NPI 1558942011 (270) 377-1600
Community Medical Associates
66 mi
Radiology
157 TOWNE DR STE 101
Elizabethtown, KY 42701
  • Reassigned Medicare billing, Kentucky enrollment
  • 1,896 clinicians in this Medicare group
NPI 1669245510 (270) 740-5201
Murray-Calloway County Public Hospital Corporation
90 mi
Family Medicine
543 POWELL ST
Benton, KY 42025
  • Reassigned Medicare billing, Kentucky enrollment
  • 99 clinicians in this Medicare group
NPI 1689813594 (270) 527-0045
Chm Mobile Care
107 mi
Internal Medicine
713 MAIN ST STE A
Shelbyville, KY 40065
  • Reassigned Medicare billing, Kentucky enrollment
  • 17 clinicians in this Medicare group
NPI 1568348225 (804) 877-6601
Hospital Medicine Services Of Tennessee PC
152 mi
Hospitalist
600 WILSON CREEK RD
Lawrenceburg, IN 47025
  • Reassigned Medicare billing, Kentucky enrollment
  • 106 clinicians in this Medicare group
NPI 1528433802 (812) 537-1010

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

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Deaconess Hospital Inc

Acute Care Hospitals · Evansville, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150082
Location600 Mary StEvansville, IN 47710 · Vanderburgh County
Emergency services

Murray-Calloway County Hospital

Acute Care Hospitals · Murray, KY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number180027
Location803 Poplar StreetMurray, KY 42071 · Calloway County
Emergency services Birthing friendly

Deaconess Henderson Hospital

Acute Care Hospitals · Henderson, KY
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number180056
Location1305 N Elm StHenderson, KY 42420 · Henderson County
Emergency services Birthing friendly

Norton Hospitals, Inc

Acute Care Hospitals · Louisville, KY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number180088
Location200 East Chestnut StreetLouisville, KY 40202 · Jefferson County
Emergency services Birthing friendly

Baptist Health Deaconess Madisonville

Acute Care Hospitals · Madisonville, KY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number180093
Location900 Hospital DriveMadisonville, KY 42431 · Hopkins County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 42303 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
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$93.94 typical visit price
range $16.53 – $131.99
Typical copayment $23.48 (range $4.13 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
12 suppliers56 claims112 services$5.84 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers25 claims39 services$1.11 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
3 suppliers16 claims16 services$187.68 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

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

DR. STEVIE NICOLE CARRARO M.D.
Internal Medicine
1000 BRECKENRIDGE ST STE 401
OWENSBORO, KY 42303
Daviess County (270) 688-4401
JACQUELINE JILL BRAUN APRN
Nurse Practitioner (Family)
1000 BRECKENRIDGE ST STE 401
OWENSBORO, KY 42303
Daviess County (270) 688-4401
AZIZULLAH MEHRZAD MD
Internal Medicine (Geriatric Medicine)
1000 BRECKENRIDGE ST STE 401
OWENSBORO, KY 42303
Daviess County (270) 688-4401
KELSEY ANN GROTHOUSE
Nurse Practitioner (Family)
1000 BRECKENRIDGE ST STE 401
OWENSBORO, KY 42303
Daviess County (270) 688-4401
ANDREW J COLLINS DO
Family Medicine (Geriatric Medicine)
1000 BRECKENRIDGE ST STE 401
OWENSBORO, KY 42303
Daviess County (270) 688-4401

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 John Walker's NPI number?

The NPI number for John Walker is 1861631947. It was assigned to this individual provider in the NPPES registry on February 12, 2009.

Where is John Walker located?

John Walker practices at 1000 Breckenridge St Ste 401, Owensboro, KY 42303. The listed phone number is (270) 688-4430.

What is John Walker's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is John Walker enrolled in Medicare?

Yes. John Walker 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 organizations bill Medicare for John Walker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Walker reassigns Medicare benefits to 6 organizations: Deaconess Hospital Inc (Owensboro, KY), Baptist Health Deaconess Medical Group Inc (Powderly, KY), Community Medical Associates (Elizabethtown, KY), Murray-Calloway County Public Hospital Corporation (Benton, KY), Chm Mobile Care (Shelbyville, KY) and 1 more organization, listed in the Medicare section above. Each 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 John Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Walker accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter of Tennessee and Anthem Blue Cross and Blue Shield and 1 other insurer list John Walker 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.

Is John Walker affiliated with any hospitals?

According to CMS data, John Walker is affiliated with Deaconess Hospital Inc, Murray-Calloway County Hospital, Deaconess Henderson Hospital, Norton Hospitals, Inc and Baptist Health Deaconess Madisonville.

When was this NPI record last updated?

The NPPES record for John Walker was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.