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DR. GARY J. WALKER M.D.
NPI 1205255254
Psychiatry & Neurology - Neurology in Baton Rouge, LA

Active since April 07, 2014PECOS EnrolledAccepts Medicare Assignment
75.84/100
CMS Quality Rating
5000 HENNESSY BLVD, BATON ROUGE, LA 70808(225) 769-2200(225) 768-2185 Get Directions Write a Review

NPPES record last updated: June 19, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Gary J. Walker M.d. NPPES

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

DR. GARY J. WALKER M.D. (NPI 1205255254) is an individual neurology provider in Baton Rouge, Louisiana, licensed in Louisiana (312725) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Our Lady Of The Lake Regional Medical Center, and maintains a secondary practice location in Baton Rouge.

NPPES Registry Identity

NPI1205255254
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. GARY J. WALKERCredential: M.D.
Location Address5000 HENNESSY BLVDBaton Rouge, LA 70808-4375
Mailing Address10101 Park Rowe Ave Ste 200Baton Rouge, LA 70810-1685 · (225) 769-2200 · Fax (225) 768-2185
Phone(225) 769-2200
Fax(225) 768-2185
Sole ProprietorNo
Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 2014
Enumeration DateApril 7, 2014
Last NPPES UpdateJune 19, 2019
✔ NPI 1205255254 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in LA · 312725
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
5000 HENNESSY BLVD, Baton Rouge, LA 70808
Open in Google Maps ↗

Secondary Practice Location 1

Location 110101 Park Rowe Ave Ste 200Baton Rouge, LA 70810-1685 · Phone (225) 769-2200 · Fax (225) 768-2185

Other Identifiers 1

Other312725LA · License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMO Louisiana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gary J. Walker M.d. 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 ID1951523943
PECOS Enrollment IDI20190712000957
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.

Areas of Expertise CMS Part B claims 6

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.

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.
167 services161 patients
Measurement of brain wave activity (eeg), awake and drowsy 95816
Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.
76 services72 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
74 services59 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.
22 services18 patients
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.
19 services19 patients
Measurement of brain wave activity (eeg), in coma or asleep 95822
The measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This is done when you're asleep or in a coma, to help understand brain function and identify any abnormalities.
12 services11 patients

Hospital Affiliations CMS Care Compare

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

Our Lady Of The Lake Regional Medical Center

Acute Care Hospitals · Baton Rouge, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number190064
Location5000 Hennessy BlvdBaton Rouge, LA 70808 · E. Baton Rouge County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70808 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
$124.60 typical visit price
range $53.43 – $164.73
Typical copayment $31.15 (range $13.35 – $41.18)
Most-billed visit code 99204
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75.84/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality69.07
Promoting Interoperability100
Improvement Activities40
Cost50.42

Other Providers at the Same Location NPPES 20

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

MS. JESSICA LYNN BROUSSE NP
Nurse Practitioner
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
CASEY M LEBLANC MPAS, PA-C
Physician Assistant
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 757-0552
DR. RAYMOND TUCKER PHD
Psychologist (Clinical)
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-6565
KEENAN JAMES BUIE
Student in an Organized Health Care Education/Training Program
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 281-0127
KEVIN PATRICK HAYNES JR. MD
Physical Medicine & Rehabilitation
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-8987
TAHA AHMED MD
Hospitalist
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
DR. JON RICHARD JACKSON M.D.
Internal Medicine
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 765-4050
SERENA M AUNON-CHANCELLOR MD
Internal Medicine
5000 HENNESSY BLVD
BATON ROUGE, LA 70808
East Baton Rouge Parish (225) 757-4080

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 Gary Walker's NPI number?

The NPI number for Gary Walker is 1205255254. It was assigned to this individual provider in the NPPES registry on April 7, 2014.

Where is Gary Walker located?

Gary Walker practices at 5000 Hennessy Blvd, Baton Rouge, LA 70808. The listed phone number is (225) 769-2200.

What is Gary Walker's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Gary Walker enrolled in Medicare?

Yes. Gary 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.

What insurance does Gary Walker accept?

Health plans from HMO Louisiana list Gary 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 Gary Walker affiliated with any hospitals?

According to CMS data, Gary Walker is affiliated with Our Lady Of The Lake Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Gary Walker was last updated on June 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.