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DR. LUKE WALKER MD
NPI 1790196566
Internal Medicine in Perry, GA

Active since May 15, 2014PECOS EnrolledAccepts Medicare Assignment
1031 KEITH DR STE 101, PERRY, GA 31069(478) 302-0326(478) 202-3350 Get Directions Write a Review

NPPES record last updated: August 18, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 10, 2025, Jun 17, 2025, Nov 8, 2022 and 5 more (8 updates tracked since 2017).

About Dr. Luke Walker Md NPPES

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

DR. LUKE WALKER MD (NPI 1790196566) is an individual internal medicine provider in Perry, Georgia, licensed in Georgia (78595) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Houston Healthcare, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1790196566
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. LUKE WALKERCredential: MD
Location Address1031 KEITH DR STE 101Perry, GA 31069-2948
Mailing AddressPo Box 25Forsyth, GA 31029-0025 · (478) 302-0326 · Fax (478) 202-3350
Phone(478) 302-0326
Fax(478) 202-3350
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateMay 15, 2014
Last NPPES UpdateAugust 18, 20258 updates tracked since enumeration
NPPES CertifiedAugust 18, 2025
✔ NPI 1790196566 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 78595
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 78595 (GA)
1031 KEITH DR STE 101, Perry, GA 31069
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Absolute Total Care, 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

Dr. Luke Walker 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 ID143522128
PECOS Enrollment IDI20170905001777
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

7

Medicare enrollment records show Luke Walker reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Houston Hospitalist Group LLC
0.3 mi
Hospitalist
1120 MORNINGSIDE DR
Perry, GA 31069
  • Reassigned Medicare billing, Georgia enrollment
  • 150 clinicians in this Medicare group
NPI 1831717511 (478) 987-3600
Cogent Healthcare Of Macon, LLC
26 mi
Internal Medicine
777 HEMLOCK ST
Macon, GA 31201
  • Reassigned Medicare billing, Georgia enrollment
  • 114 clinicians in this Medicare group
NPI 1073564217 (478) 633-7550
The Corporation Of Mercer University
27 mi
Family Medicine
250 MARTIN LUTHER KING JR BLVD
Macon, GA 31201
  • Reassigned Medicare billing, Georgia enrollment
  • 54 clinicians in this Medicare group
NPI 1174693162 (478) 301-4111
Vineville Internal Medicine LLC
28 mi
Internal Medicine
3448 VINEVILLE AVE
Macon, GA 31204
  • Reassigned Medicare billing, Georgia enrollment
  • 36 clinicians in this Medicare group
NPI 1396955431 (478) 405-0045
Dmc Physician Group LLC
58 mi
Multi-Specialty
200 PERRY HOUSE RD
Fitzgerald, GA 31750
  • Reassigned Medicare billing, Georgia enrollment
  • 21 clinicians in this Medicare group
NPI 1124430020 (229) 424-7260
Piedmont Hospitalist Physicians LLC
79 mi
Family Medicine
1133 EAGLES LANDING PKWY
Stockbridge, GA 30281
  • Reassigned Medicare billing, Georgia enrollment
  • 792 clinicians in this Medicare group
NPI 1548219660 (770) 801-2500
Northeast Georgia Physicians Group Inc
128 mi
Family Medicine
743 SPRING ST NE
Gainesville, GA 30501
  • Reassigned Medicare billing, Georgia enrollment
  • 1,172 clinicians in this Medicare group
NPI 1891745212 (770) 219-9000

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

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
449 services180 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
238 services138 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
158 services148 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
127 services119 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
57 services57 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
15 services15 patients

Hospital Affiliations CMS Care Compare 4

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

Houston Healthcare

Acute Care Hospitals · Warner Robins, GA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110069
Location1601 Watson BoulevardWarner Robins, GA 31093 · Houston County
Emergency services Birthing friendly

Dorminy Medical Center

Acute Care Hospitals · Fitzgerald, GA
OwnershipGovernment - Local
CMS Certification Number110073
Location200 Perry House Road, Box 1447Fitzgerald, GA 31750 · Ben Hill County
Emergency services

Atrium Health Navicent The Medical Center

Acute Care Hospitals · Macon, GA
1/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110107
Location777 Hemlock StreetMacon, GA 31201 · Bibb County
Emergency services Birthing friendly

Northside Hospital

Acute Care Hospitals · Atlanta, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110161
Location1000 Johnson Ferry Road, NEAtlanta, GA 30342 · Fulton County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 31069 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
$124.10 typical visit price
range $53.31 – $164.04
Typical copayment $31.02 (range $13.32 – $41.01)
Most-billed visit code 99204
Established Patient
$94.84 typical visit price
range $16.68 – $133.24
Typical copayment $23.71 (range $4.17 – $33.31)
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 4

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

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier11 claims11 services$57.08 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers15 claims15 services$18.73 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers16 claims16 services$97.07 avg. paid by Medicare
Lightweight wheelchair K0003
DME-Wheelchairs · category DD000N
1 supplier11 claims11 services$34.65 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

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

PRIMAL MEDICAL AND WELLNESS LLC
Internal Medicine
1031 KEITH DR STE 101
PERRY, GA 31069
Houston County (478) 390-6984

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 Luke Walker's NPI number?

The NPI number for Luke Walker is 1790196566. It was assigned to this individual provider in the NPPES registry on May 15, 2014.

Where is Luke Walker located?

Luke Walker practices at 1031 Keith Dr Ste 101, Perry, GA 31069. The listed phone number is (478) 302-0326.

What is Luke Walker's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Luke Walker enrolled in Medicare?

Yes. Luke 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 Luke Walker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Luke Walker reassigns Medicare benefits to 7 organizations: Houston Hospitalist Group LLC (Perry, GA), Cogent Healthcare Of Macon, LLC (Macon, GA), The Corporation Of Mercer University (Macon, GA), Vineville Internal Medicine LLC (Macon, GA), Dmc Physician Group LLC (Fitzgerald, GA) and 2 more organizations, 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 Luke Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Luke Walker accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 3 other insurers list Luke 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 Luke Walker affiliated with any hospitals?

According to CMS data, Luke Walker is affiliated with Houston Healthcare, Dorminy Medical Center, Atrium Health Navicent The Medical Center and Northside Hospital.

When was this NPI record last updated?

The NPPES record for Luke Walker was last updated on August 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.