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MR. MATTHEW GARRETT WALKER DNP, CRNA
NPI 1245809060
Nurse Anesthetist, Certified Registered in Columbus, GA

Active since June 24, 2021Accepts Medicare Assignment
710 CENTER ST, COLUMBUS, GA 31901(706) 571-1000 Get Directions Write a Review

NPPES record last updated: December 14, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 14, 2025, Oct 11, 2025, May 4, 2023 and 2 more (5 updates tracked since 2021).

About Mr. Matthew Garrett Walker Dnp, Crna NPPES

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

MR. MATTHEW GARRETT WALKER DNP, CRNA (NPI 1245809060) is an individual nurse anesthetist, certified registered in Columbus, Georgia, licensed in Alabama (1-172132) and active in the NPI registry since June 2021. He is affiliated with Piedmont Columbus Regional Midtown, maintains 3 additional practice locations, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1245809060
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameMR. MATTHEW GARRETT WALKERCredential: DNP, CRNA
Location Address710 CENTER STColumbus, GA 31901-1527
Mailing Address8514 Conduit StMontgomery, AL 36116-6840 · (205) 983-3406
Phone(706) 571-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateJune 24, 2021
Last NPPES UpdateDecember 14, 20255 updates tracked since enumeration
NPPES CertifiedDecember 14, 2025
✔ NPI 1245809060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
Licenses✔ Licensed in AL · 1-172132✔ Licensed in GA · GAA-CRNA004003
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
Also ListedRegistered NurseTaxonomy 163W00000X · License 1-172132 (AL)
710 CENTER ST, Columbus, GA 31901
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1619 19TH ST SBIRMINGHAM, AL 35233-1900 · Phone (205) 934-4011
Location 21725 Pine StMontgomery, AL 36106-1109 · Phone (334) 293-8000
Location 3400 Taylor RdMontgomery, AL 36117-3512 · Phone (334) 277-8330

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee 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

Mr. Matthew Garrett Walker Dnp, Crna 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 ID4789041237
PECOS Enrollment IDI20230530000150, I20251028003896

Medicare Billing Reassignments

5

Medicare enrollment records show Matthew Walker reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist Medicine Physicians Of Georgia - Tcs, PC
Same address
Anesthesiology
710 CENTER ST
Columbus, GA 31901
  • Reassigned Medicare billing, Georgia enrollment
  • 165 clinicians in this Medicare group
NPI 1033926191 (706) 571-1000
Premier Anesthesia Of Montgomery PC
76 mi
Anesthesiology
2105 EAST SOUTH BLVD
Montgomery, AL 36116
  • Reassigned Medicare billing, Alabama enrollment
  • 214 clinicians in this Medicare group
NPI 1780636233 (770) 643-5500
Montgomery Anesthesia Associates, PC
77 mi
Anesthesiology
1725 PINE ST
Montgomery, AL 36106
  • Reassigned Medicare billing, Alabama enrollment
  • 136 clinicians in this Medicare group
NPI 1043281553 (334) 293-8059
Flowers Hb Medical Services LLC
90 mi
Emergency Medicine
4370 W MAIN ST
Dothan, AL 36305
  • Reassigned Medicare billing, Alabama enrollment
  • 252 clinicians in this Medicare group
NPI 1972283828 (334) 793-5000
University Of Alabama Health Services Foundation PC
124 mi
Clinic/Center
1700 6TH AVE S
Birmingham, AL 35233
  • Reassigned Medicare billing, Alabama enrollment
  • 4,494 clinicians in this Medicare group
NPI 1528078219 (205) 934-3460

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 2

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.

Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
36 services36 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Piedmont Columbus Regional Midtown

Acute Care Hospitals · Columbus, GA
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number110064
Location710 Center StreetColumbus, GA 31901 · Muscogee County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 31901 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
$66.89 typical visit price
range $16.68 – $133.24
Typical copayment $16.72 (range $4.17 – $33.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. NISHANT MICHAEL DE QUADROS M.D.
Radiology (Diagnostic Radiology)
710 CENTER ST, THE MEDICAL CENTER
COLUMBUS, GA 31901
Muscogee County (706) 501-1000
ARNOLD NONGMOH FORLEMU MD
Internal Medicine (Gastroenterology)
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 324-6365
SAMUEL SOLOMON MARKS
Nurse Anesthetist, Certified Registered
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 571-1000
BIBIDH SUBEDI
Pharmacist
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 571-1495
SUBHENDU DE MD
Pediatrics (Pediatric Critical Care Medicine)
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 571-1311
THE MEDICAL CENTER, INC.
Ambulance (Land Transport)
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 660-6101
DR. JAMES CUNNINGHAM MD
Surgery (Surgical Critical Care)
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (706) 571-1454
MRS. SARAH KATHARINE WINTER THORNBURY N.P.
Nurse Practitioner (Pediatrics)
710 CENTER ST
COLUMBUS, GA 31901
Muscogee County (334) 444-3340

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 Matthew Walker's NPI number?

The NPI number for Matthew Walker is 1245809060. It was assigned to this individual provider in the NPPES registry on June 24, 2021.

Where is Matthew Walker located?

Matthew Walker practices at 710 Center St, Columbus, GA 31901. The listed phone number is (706) 571-1000.

What is Matthew Walker's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Matthew Walker enrolled in Medicare?

Yes. Matthew 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 Matthew Walker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Walker reassigns Medicare benefits to 5 organizations: Hospitalist Medicine Physicians Of Georgia - Tcs, PC (Columbus, GA), Premier Anesthesia Of Montgomery PC (Montgomery, AL), Montgomery Anesthesia Associates, PC (Montgomery, AL), Flowers Hb Medical Services LLC (Dothan, AL) and University Of Alabama Health Services Foundation PC (Birmingham, AL). 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 Matthew Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Matthew Walker accept?

Health plans from Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee, Blue Cross and Blue Shield of Alabama and Oscar Insurance Company list Matthew 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 Matthew Walker affiliated with any hospitals?

According to CMS data, Matthew Walker is affiliated with Piedmont Columbus Regional Midtown.

When was this NPI record last updated?

The NPPES record for Matthew Walker was last updated on December 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.